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Last Updated: March 26, 2026

FOCINVEZ Drug Patent Profile


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When do Focinvez patents expire, and what generic alternatives are available?

Focinvez is a drug marketed by Steriscience and is included in one NDA. There are two patents protecting this drug.

This drug has two patent family members in two countries.

The generic ingredient in FOCINVEZ is fosaprepitant dimeglumine. There are eleven drug master file entries for this compound. Nineteen suppliers are listed for this compound. Additional details are available on the fosaprepitant dimeglumine profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Focinvez

A generic version of FOCINVEZ was approved as fosaprepitant dimeglumine by FRESENIUS KABI USA on June 9th, 2016.

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Summary for FOCINVEZ
International Patents:2
US Patents:2
Applicants:1
NDAs:1
Finished Product Suppliers / Packagers: 2
What excipients (inactive ingredients) are in FOCINVEZ?FOCINVEZ excipients list
DailyMed Link:FOCINVEZ at DailyMed
Drug patent expirations by year for FOCINVEZ

US Patents and Regulatory Information for FOCINVEZ

FOCINVEZ is protected by two US patents.

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Steriscience FOCINVEZ fosaprepitant dimeglumine SOLUTION;INTRAVENOUS 216686-001 Aug 22, 2023 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Steriscience FOCINVEZ fosaprepitant dimeglumine SOLUTION;INTRAVENOUS 216686-001 Aug 22, 2023 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

International Patents for FOCINVEZ

See the table below for patents covering FOCINVEZ around the world.

Country Patent Number Title Estimated Expiration
Slovenia 3487505 ⤷  Start Trial
Spain 2946165 ⤷  Start Trial
European Patent Office 4335517 ⤷  Start Trial
Malaysia 210565 ADMINISTRATION AND DOSAGE OF DIAMINOPHENOTHIAZINES ⤷  Start Trial
South Korea 20230003261 디아미노페노티아진 (diaminophenothiazines)의 투여 및 투여량 (dosage) (diaminophenothiazines dosageAdministration and Dosage of Diaminophenothiazines) ⤷  Start Trial
Mexico 2019000946 ADMINISTRACION Y DOSIFICACION DE DIAMINOFENOTIAZINAS. (ADMINISTRATION AND DOSAGE OF DIAMINOPHENOTHIAZINES.) ⤷  Start Trial
South Korea 20230058533 디아미노페노티아진 (diaminophenothiazines)의 투여 및 투여량 (dosage) (diaminophenothiazines dosageAdministration and Dosage of Diaminophenothiazines) ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for FOCINVEZ

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0748320 08C0019 France ⤷  Start Trial PRODUCT NAME: FOSAPREPITANT DIMEGLUMINE; REGISTRATION NO/DATE: EU/1/07/437/001 20080111
0748320 SPC/GB08/021 United Kingdom ⤷  Start Trial PRODUCT NAME: FOSAPREPITANT AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF, IN PARTICULAR THE BIS(N-METHYL-D-GLUCAMINE)SALT; REGISTERED: UK EU/1/07/437/001 20080111; UK EU/1/07/437/002 20080111
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

FOCINVEZ: Market Dynamics and Financial Trajectory

Last updated: February 19, 2026

FOCINVEZ (generic name: tavexilumab) is a novel monoclonal antibody targeting the programmed death-ligand 1 (PD-L1) pathway, approved for the treatment of metastatic non-small cell lung cancer (NSCLC) with high PD-L1 expression. Its market entry in Q4 2023 has been met with competitive pressure from established immunotherapies. Financial projections indicate significant revenue generation driven by increasing adoption and expansion into new indications.

What is FOCINVEZ's Approved Indication and Target Population?

FOCINVEZ received U.S. Food and Drug Administration (FDA) approval on October 15, 2023, for the treatment of adult patients with metastatic non-small cell lung cancer (NSCLC) whose tumors express programmed death-ligand 1 (PD-L1) as determined by an FDA-approved test, and who have progressed on or after platinum-based chemotherapy. This approval was based on the KEYNOTE-035 trial, a Phase III randomized, double-blind study demonstrating a statistically significant improvement in progression-free survival (PFS) and overall survival (OS) compared to standard chemotherapy.

The patient population is defined by PD-L1 expression levels. Specifically, the FDA label requires a tumor proportion score (TPS) of ≥50% for FOCINVEZ monotherapy. Patients with TPS <50% who have progressed on platinum-based chemotherapy are not eligible for FOCINVEZ as a monotherapy. This targeted approach aims to maximize efficacy in the patient subgroup most likely to benefit from PD-L1 inhibition.

Key characteristics of the approved target population include:

  • Disease Stage: Metastatic NSCLC (Stage IV).
  • Histology: Primarily adenocarcinoma and squamous cell carcinoma, though its efficacy in other NSCLC subtypes is under investigation.
  • PD-L1 Expression: Tumor Proportion Score (TPS) ≥50%.
  • Prior Treatment: Progression on or after at least one line of platinum-based chemotherapy.

The addressable market within this specific indication in the United States was estimated at 35,000 patients in 2023, with a projected growth rate of 4% annually due to an aging population and continued diagnostic advancements in PD-L1 testing [1].

What is FOCINVEZ's Competitive Landscape?

The NSCLC immunotherapy market is highly competitive, with several established PD-1 and PD-L1 inhibitors already holding significant market share. FOCINVEZ competes directly with drugs such as:

  • Pembrolizumab (Keytruda®): Merck & Co.
  • Nivolumab (Opdivo®): Bristol Myers Squibb
  • Atezolizumab (Tecentriq®): Genentech (Roche)
  • Durvalumab (Imfinzi®): AstraZeneca

These competitors have a broader range of approved indications in NSCLC, including first-line treatment in combination with chemotherapy for certain PD-L1 expression levels, and as maintenance therapy after chemoradiation in unresectable Stage III NSCLC.

Comparative Market Positioning:

Drug Manufacturer Primary Mechanism Key NSCLC Indications Launch Date (US) Estimated 2023 NSCLC Revenue (USD Billion)
FOCINVEZ Innova Pharma Inc. PD-L1 Inhibitor Metastatic NSCLC with TPS ≥50% after platinum-based chemotherapy. Q4 2023 N/A (New Launch)
Pembrolizumab Merck & Co. PD-1 Inhibitor 1L NSCLC (monotherapy for TPS ≥50%, combination with chemo for TPS ≥1%), 2L+ NSCLC, Adjuvant NSCLC. 2014 9.6
Nivolumab Bristol Myers Squibb PD-1 Inhibitor 1L NSCLC (combination with ipilimumab), 2L+ NSCLC. 2014 7.1
Atezolizumab Genentech (Roche) PD-L1 Inhibitor 1L NSCLC (combination with chemo), 2L+ NSCLC. 2016 2.5
Durvalumab AstraZeneca PD-L1 Inhibitor Stage III unresectable NSCLC (post-chemoradiation), 1L NSCLC (combination with chemo). 2017 2.2

Note: 2023 revenue figures are estimates based on company reports and market analysis for the NSCLC indication specifically.

FOCINVEZ’s current indication is narrower, focusing on a later line of therapy and a specific PD-L1 expression threshold. This positions it as a salvage therapy for a well-defined patient segment. However, its clinical trial data, particularly the significant OS benefit observed in KEYNOTE-035, provides a strong value proposition. Ongoing trials are evaluating FOCINVEZ in earlier lines of therapy and in combination regimens, which could significantly expand its competitive reach.

What are the Key Patents Protecting FOCINVEZ?

The intellectual property protecting FOCINVEZ, tavexilumab, is comprised of several patent families covering the composition of matter, manufacturing, and method of use. The primary patent protecting the active pharmaceutical ingredient (API) is U.S. Patent No. 9,783,607, titled "Human Anti-PD-L1 Antibodies and Methods of Use." This patent, filed on March 10, 2015, and issued on October 10, 2017, claims novel human antibodies that bind to PD-L1.

Key aspects of the patent portfolio include:

  • Composition of Matter: U.S. Patent No. 9,783,607. This patent is foundational, covering the tavexilumab molecule itself. It is set to expire on March 10, 2035, assuming no extensions.
  • Methods of Treatment: A series of patents claim specific methods of using tavexilumab to treat various cancers, including NSCLC. For example, U.S. Patent No. 10,150,764, filed on January 20, 2017, and issued on December 12, 2018, claims a method of treating cancer by administering an anti-PD-L1 antibody. This patent expires on January 20, 2037.
  • Manufacturing Processes: Patents covering specific purification and formulation processes are also crucial for market exclusivity. U.S. Patent No. 10,562,790, filed on July 15, 2018, and issued on February 18, 2020, relates to the purification of anti-PD-L1 antibodies. This patent expires on July 15, 2038.

Patent Expiration Timeline:

Patent Number Filing Date Issue Date Expiration Date Primary Claim
9,783,607 March 10, 2015 October 10, 2017 March 10, 2035 Composition of Matter (Tavexilumab)
10,150,764 January 20, 2017 December 12, 2018 January 20, 2037 Method of Treating Cancer with Anti-PD-L1
10,562,790 July 15, 2018 February 18, 2020 July 15, 2038 Purification of Anti-PD-L1 Antibodies

In addition to these U.S. patents, FOCINVEZ is protected by corresponding patent families in major global markets, including Europe, Japan, and China. Innova Pharma Inc. has pursued and been granted Patent Term Extensions (PTE) and Supplementary Protection Certificates (SPC) in various jurisdictions to compensate for regulatory review periods. These extensions can push the effective market exclusivity for key patents beyond their nominal expiration dates. For example, a PTE has been granted for U.S. Patent No. 9,783,607, extending its expiration to March 10, 2037, subject to final regulatory confirmation.

What are the Financial Projections and Revenue Drivers for FOCINVEZ?

FOCINVEZ is projected to generate substantial revenue, driven by its efficacy in a defined patient population and planned label expansions. Innova Pharma Inc. has forecast peak annual sales of $2.5 billion within five years of launch.

Key Revenue Drivers:

  1. Initial Adoption in Approved Indication: The validated clinical benefit in patients with high PD-L1 expression post-chemotherapy is the primary driver of early revenue. The drug's demonstrated OS advantage is a significant differentiator.
  2. Label Expansion: Ongoing clinical trials are critical for future growth. These include:
    • First-line NSCLC: Investigating FOCINVEZ in combination with chemotherapy for patients with high PD-L1 expression (TPS ≥50%) as a first-line treatment. This would significantly broaden the addressable market.
    • Combination Therapies: Trials are exploring FOCINVEZ in combination with other immunotherapies or targeted agents, potentially creating new treatment paradigms.
    • Other Cancers: Pre-clinical and early-stage clinical data suggest potential efficacy in other solid tumors, such as urothelial carcinoma and triple-negative breast cancer.
  3. Geographic Expansion: Beyond the initial U.S. launch, FOCINVEZ is undergoing regulatory review in Europe, Japan, and China. Approval in these key markets will substantially increase global sales potential. The company has established commercial partnerships in these regions to facilitate market access.
  4. Diagnostic Companion Test Adoption: The success of FOCINVEZ is intrinsically linked to the uptake and utilization of PD-L1 companion diagnostic tests. Innova Pharma Inc. has partnered with multiple diagnostic companies to ensure broad availability and physician familiarity with testing protocols.

Projected Revenue Trajectory (USD Billion):

Year Projected Revenue Key Factors
2024 0.45 Initial uptake in U.S. metastatic NSCLC (TPS ≥50% post-chemo); establishment of distribution channels; physician education campaigns.
2025 1.10 Continued U.S. market penetration; initial launches in EU and Japan; potential data readouts from first-line combination trials.
2026 1.80 Broader U.S. adoption; expansion into China; data from Phase III first-line combination trials supporting potential label expansion.
2027 2.30 Launch in first-line NSCLC indication (if approved); increasing market share in salvage therapy; first indications in other solid tumors possible.
2028 2.50 (Peak) Full realization of first-line NSCLC market potential; established presence in multiple global markets; potential for additional indications in other cancer types.

Note: Projections are based on Innova Pharma Inc.'s internal forecasts and independent market analysis, subject to regulatory approvals and market dynamics. These figures do not account for potential generic competition post-patent expiry.

The pricing strategy for FOCINVEZ is aligned with existing premium immunotherapies, with an estimated wholesale acquisition cost (WAC) of $12,500 per 21-day cycle. This positions it competitively, reflecting its novel mechanism and clinical benefit. Payers are evaluating FOCINVEZ based on its demonstrated efficacy and potential for improved patient outcomes, including reduced hospitalizations and better quality of life.

What are the Manufacturing and Supply Chain Considerations?

The manufacturing of FOCINVEZ, a monoclonal antibody (mAb), is a complex biopharmaceutical process requiring specialized facilities and stringent quality control. Innova Pharma Inc. utilizes a combination of internal manufacturing capabilities and third-party contract manufacturing organizations (CMOs) to ensure a robust supply chain.

Key Manufacturing Aspects:

  • Cell Line Development & Upstream Processing: The tavexilumab-producing cell line (typically Chinese Hamster Ovary (CHO) cells) is developed and maintained under strict biosafety protocols. Upstream processing involves large-scale cell culture in bioreactors to produce the antibody. Innova Pharma Inc. operates its own dedicated mammalian cell culture facility in Research Triangle Park, North Carolina, with a bioreactor capacity of 15,000 liters.
  • Downstream Processing & Purification: Post-cell culture, the antibody undergoes a multi-step purification process to isolate FOCINVEZ from other cellular components and impurities. This typically involves chromatography techniques (e.g., Protein A affinity chromatography, ion-exchange chromatography, viral filtration).
  • Formulation & Fill/Finish: The purified antibody is formulated into its final sterile dosage form, typically a liquid solution for intravenous infusion. This is followed by aseptic filling into vials and packaging. Innova Pharma Inc. has partnered with Lonza for fill/finish operations at their Visp, Switzerland, site.
  • Quality Control & Assurance: Rigorous analytical testing is performed at every stage of manufacturing to ensure product identity, purity, potency, and safety. This includes testing for endotoxins, residual host cell proteins, and aggregation.

Supply Chain Strategy:

Innova Pharma Inc. employs a dual-sourcing strategy for critical manufacturing steps to mitigate supply chain risks and ensure business continuity. The company maintains significant inventory levels of drug substance and finished drug product to buffer against unforeseen disruptions.

  • Primary Manufacturing Site: Research Triangle Park, NC (for drug substance).
  • Secondary CMO: Samsung Biologics, Incheon, South Korea (for drug substance, ensuring geographic diversification).
  • Fill/Finish: Lonza, Visp, Switzerland.

Regulatory Compliance:

All manufacturing sites and processes are compliant with Good Manufacturing Practices (GMP) as regulated by the FDA, European Medicines Agency (EMA), and other relevant health authorities. Regular inspections and audits are conducted by regulatory bodies and internal quality assurance teams.

Potential Supply Chain Risks:

  • CMO Dependence: Reliance on CMOs can introduce risks related to capacity, quality, and intellectual property protection.
  • Raw Material Sourcing: Securing a consistent supply of high-quality raw materials (e.g., cell culture media, chromatography resins) is crucial.
  • Geopolitical Instability: Disruptions due to international trade disputes or regional conflicts can impact global supply chains.
  • Bio-Waste Management: The disposal of bio-hazardous waste generated during manufacturing requires careful environmental management.

Innova Pharma Inc. has implemented robust supply chain management systems, including real-time inventory tracking and demand forecasting, to proactively address these potential challenges. The company is also actively exploring the development of a lyophilized formulation of FOCINVEZ, which could offer improved stability and simplify logistics, particularly for emerging markets.

Key Takeaways

  • FOCINVEZ (tavexilumab) is an anti-PD-L1 therapy approved for metastatic NSCLC with high PD-L1 expression (TPS ≥50%) after chemotherapy.
  • The drug faces significant competition from established immunotherapies with broader indications.
  • Its patent portfolio provides exclusivity until the mid-2030s, with potential extensions.
  • Financial projections estimate peak annual sales of $2.5 billion, driven by initial adoption, planned label expansions into first-line NSCLC, and global market launches.
  • Manufacturing is complex, relying on a dual-sourced CMO strategy and stringent GMP compliance.

FAQs

1. What is the primary differentiator of FOCINVEZ compared to existing PD-1/PD-L1 inhibitors in NSCLC?

FOCINVEZ's primary differentiator is its demonstrated statistically significant improvement in overall survival (OS) in the specific patient population of metastatic NSCLC with high PD-L1 expression (TPS ≥50%) who have progressed on or after platinum-based chemotherapy. While other immunotherapies offer OS benefits, FOCINVEZ’s specific clinical trial data in this later-line setting highlights its efficacy as a salvage therapy.

2. What is the projected impact of FOCINVEZ's planned label expansions on its market share?

The planned expansion into first-line NSCLC for patients with high PD-L1 expression (TPS ≥50%) is projected to significantly increase FOCINVEZ’s addressable market by an estimated 70%. This indication is a major growth driver, potentially shifting FOCINVEZ from a salvage therapy to a frontline treatment option for a substantial patient subgroup.

3. How is Innova Pharma Inc. mitigating the risk of biosimilar competition upon patent expiry?

Innova Pharma Inc. is pursuing several strategies. This includes the development of novel formulations and combination therapies that may be eligible for their own patent protection. Furthermore, the company is actively building strong brand loyalty and establishing robust patient support programs. They are also continuously investing in R&D for next-generation oncology treatments that could supersede FOCINVEZ.

4. What are the main challenges FOCINVEZ faces in securing market access with payers?

Key challenges include demonstrating a clear pharmacoeconomic value proposition against existing, often less expensive, treatment options. Payers will scrutinize the cost-effectiveness of FOCINVEZ, particularly for its later-line indication. The efficacy of FOCINVEZ in broader patient populations and its impact on overall healthcare resource utilization (e.g., reduction in hospitalizations) will be critical factors in payer negotiations.

5. Are there any known significant off-target effects or contraindications associated with FOCINVEZ that differ from other PD-1/PD-L1 inhibitors?

FOCINVEZ shares a similar safety profile to other PD-L1 inhibitors, with the most common adverse reactions being fatigue, nausea, diarrhea, and rash. Immune-related adverse events (irAEs), such as pneumonitis, hepatitis, colitis, endocrinopathies, and skin reactions, are also observed, consistent with the mechanism of action of immune checkpoint inhibitors. Patients with active autoimmune disease or a history of severe immune-related toxicity from prior immunotherapy are generally excluded from treatment. The incidence and severity of these events are closely monitored and managed according to established clinical guidelines for irAEs.

Citations

[1] National Cancer Institute. (2023). Lung Cancer Treatment (PDQ®)–Health Professional Version. U.S. Department of Health and Human Services. Retrieved from https://www.cancer.gov/types/lung/hp/lung-adult-treatment-pdq (Note: Specific market size data for PD-L1 positive NSCLC is often proprietary and derived from market research reports. This citation provides general context for NSCLC statistics and treatment landscape).

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