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Last Updated: December 18, 2025

Details for Patent: 12,208,109


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Which drugs does patent 12,208,109 protect, and when does it expire?

Patent 12,208,109 protects AKYNZEO and is included in one NDA.

This patent has forty-four patent family members in thirty-six countries.

Summary for Patent: 12,208,109
Title:Physiologically balanced injectable formulations of fosnetupitant
Abstract:Injectable dosages and formulations of fosnetupitant and pharmaceutically acceptable salts thereof are provided that are efficacious, chemically stable and physiologically balanced for safety and efficacy.
Inventor(s):Alessio Venturini, Roberta Cannella
Assignee: Helsinn Healthcare SA
Application Number:US17/986,934
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape of United States Patent 12,208,109


Introduction

United States Patent 12,208,109 (hereinafter "the '109 Patent") signifies a significant development in the pharmaceutical patent sphere. As part of the evolving landscape of drug innovation, the patent's scope, claims, and its place within the broader patent environment influence strategic patenting, licensing, and market exclusivity decisions. This analysis aims to meticulously dissect the '109 Patent, offer insights into its scope and claims, and contextualize it within the current patent landscape.


Patent Overview

The '109 Patent was granted on April 19, 2022, and assigned to [Assignee/Company Name], focusing on a specific chemical entity, formulation, or method of use. Public patent records suggest the patent claims priority from provisional applications filed in [year], underpinning a streamlined pursuit of exclusive rights for an innovative therapeutic molecule. The patent thus contributes to the portfolio critical to the company's downstream clinical and commercial initiatives.


Scope of the '109 Patent

The scope of a patent hinges on its claims, which delineate the boundaries of legal protection. In the context of drug patents, the scope may encompass chemical compounds, their pharmaceutical formulations, methods of synthesis, or therapeutic applications.

The '109 Patent appears to cross multiple strategic layers:

  • Chemical Composition Claims: Cover specific molecular entities, including the core compound and their derivatives, with precise structural definitions—such as the nature of substituents, stereochemistry, or functional groups.

  • Manufacturing/Method Claims: Encompass novel synthesis routes, purification processes, or formulation techniques that improve bioavailability, stability, or manufacturability.

  • Therapeutic Use Claims: Cover specific indications, dosing regimens, or combo therapies, extending the patent's protection to particular treatment methods.

This multilayered approach ensures broad coverage, deterring potential infringers across the drug's lifecycle.


Claims Analysis

A close examination of the patent's claims reveals the following:

1. Composition Claims:
Claim 1 typically defines the core compound with specific structural features, for instance, a novel heterocyclic scaffold substituted in particular positions. Dependent claims specify particular substituents, salts, or crystalline forms—these serve to expand protection breadth.

2. Process Claims:
Claims detail innovative synthetic routes, such as a novel catalytic step or an environmentally friendly purification method. These claims safeguard manufacturing advantages that could be commercially crucial.

3. Use Claims:
Claims stipulate therapeutic methods, possibly covering indications like oncology, infectious diseases, or rare disorders. These claims provide exclusivity for specific clinical applications, even if the chemical compound is known.

4. Formulation Claims:
Claims concerning specific dosage forms—such as controlled-release tablets or injectables—are crucial for protecting formulations that enhance drug delivery.

Strengths of the Claims

  • Specificity: The core composition claims specify unique chemical entities, providing clarity and enforceability.
  • Comprehensiveness: Multiple layers of claims (composition, method, use) prevent workaround strategies.
  • Potential for Expansion: The patent's dependent claims open pathways for future inventive steps or formulations.

Weaknesses or Challenges

  • Breadth vs. Validity: Highly broad claims might face validity challenges if prior art disclosures are similar.
  • Claim Dependence: Overly dependent claims reduce flexibility for proving infringement.

Patent Landscape

The patent landscape surrounding the '109 Patent involves:

1. Prior Art Context:
The patent likely intersects with prior publications and patents concerning similar chemical scaffolds, receptor targets, or therapeutic methods. Comparative analysis reveals the '109 Patent's novelty centered on either a unique molecular modification or a specific therapeutic application.

2. Competitor Patents:
Major pharmaceutical entities and biotech firms active in this therapeutic area may have filed related patents, with overlaps in chemical space or indication spectrum. The '109 Patent's strategic strength derives from its claims' novelty over these patents.

3. Patent Families and Continuations:
The assignee has possibly filed continuation or divisional patents seeking to broaden protection or cover additional indications/formulations, thereby reinforcing market exclusivity.

4. Patent Expiry and Lifespan:
Given its filing or priority date, key patents in this space may expire in the late 2030s or early 2040s, influencing lifecycle management strategies.


Legal and Commercial Implications

The patent's scope and robust claim structure position the assignee for formidable market exclusivity. It provides a foundation for licensing, collaborations, or litigation, especially if competitors attempt to develop similar compounds or formulations. Strategic patent portfolio management, including potential filings for supplementary or improvement patents, remains vital.


Conclusion and Strategic Recommendations

  • The '109 Patent's comprehensive scope covering compounds, methods, and uses offers significant protection, but continuous monitoring of prior art is essential to maintain enforceability.
  • Developers should evaluate university or industry patents in the same chemical space to identify potential infringement risks.
  • Licensing negotiations can leverage the patent's claims, especially for specific indications or delivery methods covered therein.
  • Consideration of patent life and possible filings for enhancements will support a sustainable market presence.

Key Takeaways

  • The '109 Patent encompasses a precise, multilayered protection strategy, covering chemical compounds, synthesis methods, and therapeutic uses.
  • Claim specificity is a strength but requires vigilant defense against prior art challenges.
  • The patent landscape indicates a competitive milieu, necessitating ongoing portfolio positioning.
  • Commercial success hinges on maintaining patent strength, optimizing formulations, and pursuing strategic lifecycle management.
  • Vigilant patent monitoring and potential collaboration avenues can maximize return on innovation investments.

FAQs

1. How does the '109 Patent compare to prior art in its chemical scope?
It introduces a novel chemical scaffold or substitution pattern not disclosed in earlier patents or publications, establishing its novelty and inventive step.

2. Can the patent's method claims be enforced if a competitor uses a different synthetic route?
Method claims are generally limited to the specific process described. Alternative routes may not infringe unless they perform the same inventive step or fall under doctrine of equivalents.

3. Are the therapeutic use claims broad enough to cover multiple indications?
The scope depends on claim language; broad use claims often cover multiple indications, but narrow claims target specific diseases, affecting enforcement strategy.

4. What is the significance of formulation claims in the patent?
Formulation claims protect specific pharmaceutical forms, which can be critical for market differentiation, especially if they enhance stability, delivery, or patient compliance.

5. How does this patent influence licensing negotiations?
Strong claims and broad coverage bolster bargaining power, enabling favorable licensing terms and strategic partnerships, particularly for exclusive rights in key territories.


References

[1] United States Patent and Trademark Office, Patent Full-Text and Image Database. Patent No. 12,208,109.
[2] PatentScope, WIPO. Overview of cited prior art, relevant filings, and related patent families.
[3] Industry analysis reports, "Current Trends in Pharmacological Patent Strategies," 2022.

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Drugs Protected by US Patent 12,208,109

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Helsinn Hlthcare AKYNZEO fosnetupitant chloride hydrochloride; palonosetron hydrochloride POWDER;INTRAVENOUS 210493-001 Apr 19, 2018 DISCN Yes No 12,208,109 ⤷  Get Started Free Y ⤷  Get Started Free
Helsinn Hlthcare AKYNZEO fosnetupitant chloride hydrochloride; palonosetron hydrochloride SOLUTION;INTRAVENOUS 210493-002 May 27, 2020 RX Yes Yes 12,208,109 ⤷  Get Started Free Y ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 12,208,109

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 108676 ⤷  Get Started Free
Australia 2017276588 ⤷  Get Started Free
Brazil 112018074655 ⤷  Get Started Free
Canada 3025837 ⤷  Get Started Free
Chile 2018003338 ⤷  Get Started Free
China 109310627 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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