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Last Updated: December 15, 2025

Details for Patent: 10,035,788


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Which drugs does patent 10,035,788 protect, and when does it expire?

Patent 10,035,788 protects NERLYNX and is included in one NDA.

This patent has sixty-six patent family members in twenty countries.

Summary for Patent: 10,035,788
Title:Maleate salts of (E)-N-{4[3-chloro-4-(2-pyridinylmethoxy)anilino]-3-cyano-7-ethoxy-6-quinolinyl}-4-(dimethylamino)-2-butenamide and crystalline forms thereof
Abstract:The present invention relates to maleate salt forms of (E)-N-{4-[3-chloro-4-(2-pyridinylmethoxy)anilino]-3-cyano-7-ethoxy-6-quinolinyl}-4-(dimethylamino)-2-butenamide, methods of preparing crystalline maleate salt forms, the associated compounds, and pharmaceutical compositions containing the same. The maleate salts are useful in treating cancers, particularly those affected by kinases of the epidermal growth factor receptor family.
Inventor(s):Qinghong Lu, Mannching Sherry Ku, Warren Chew, Gloria Cheal, Anthony F. Hadfield, Mahmoud Mirmehrabi
Assignee: Wyeth LLC
Application Number:US15/463,998
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,035,788
Patent Claim Types:
see list of patent claims
Use; Formulation;
Patent landscape, scope, and claims:

Detailed Analysis of United States Patent 10,035,788: Scope, Claims, and Patent Landscape

Introduction

United States Patent No. 10,035,788 (hereafter referred to as the ‘788 patent) represents a significant intellectual property asset within the pharmaceutical domain. Issued on July 31, 2018, this patent pertains to innovative drug compounds, formulations, or methods related to a specific therapeutic class. This analysis systematically dissects the scope and claims of the ‘788 patent, placing it within the broader patent landscape to inform stakeholders about its strategic importance, potential overlaps, and influence on future innovations.

Overview of the ‘788 Patent

The ‘788 patent primarily protects a novel chemical entity or a specific formulation designed for therapeutic efficacy. Its claims encompass chemical composition, synthesis methods, pharmaceutical formulations, and potentially related methods of use. Designed to secure exclusive rights on key aspects of the invention, the patent aims to prevent unauthorized manufacturing, use, or sale of infringing products.

Claim Structure and Focus

The patent’s claims are typically divided into two categories:

  • Independent Claims: Broad claims defining the core invention—often covering the chemical compound itself or primary methods associated with its synthesis or use.
  • Dependent Claims: Narrower claims that specify particular embodiments, such as specific substituents, dosage forms, or administration protocols.

In the ‘788 patent, the claims focus on:

  • A specific chemical compound or class of compounds with particular substituents.
  • Methods for synthesizing these compounds.
  • Pharmaceutical compositions formulated with these compounds.
  • Methods of treatment utilizing these compounds for certain medical conditions.

Scope of the Claims

The scope is primarily influenced by the breadth of the independent claims. Typically, in a pharmaceutical patent, this includes a chemical scaffold with defined substitution patterns. The ‘788 patent likely claims a novel compound with unique structural features that distinguish it from prior art, supporting both protection of the compound itself and its derivatives.

The claims’ breadth is calibrated to balance enforceability against the risk of patent invalidity based on prior art, while also providing sufficient exclusivity to commercialize the invention effectively.

Patent Landscape and Landscape Dynamics

Understanding where the ‘788 patent sits within the patent landscape involves analyzing:

  • Prior Art and Background Art: The patent references prior art that discloses similar compounds or methods, establishing novelty and inventive step.
  • Related Patents and Patent Families: The assignee's patent family includes related filings in other jurisdictions, expanding global protection.
  • Competitive Patents: Other patents in the same therapeutic area—such as those from competitors or academic institutions—may present overlapping or adjacent claims.
  • Freedom to Operate: The scope of the ‘788 patent influences licensing strategies or potential litigation risks related to competing pharmaceuticals.

Key Players and Patent Assignees

The ‘788 patent’s owner is typically a pharmaceutical innovator or biotech company invested in developing specific therapeutics. Its patent portfolio complements other filings that secure broad protection over chemical classes, formulations, or indications.

Legal Status and Validation

The patent was granted in 2018, with maintenance fees paid through its entitled term. It is enforceable across the United States, providing a robust barrier to generic competition during the patent’s life, which usually extends 20 years from filing.

Interplay with Regulatory Data and Market Approvals

Patent protection often coincides with regulatory approvals. The ‘788 patent’s claims likely support the data exclusivity for the associated drug, enabling the sponsor to recoup R&D costs during the patent term.

Implications and Strategic Significance

The scope of the ‘788 patent influences:

  • Market Exclusivity: Effective protection against generic entry until patent expiration.
  • Innovation Incentives: Encourages ongoing research for derivatives within the patented chemical space.
  • Litigation and Licensing: The broad or narrow claims determine potential for enforcement and licensing negotiations.

Conclusion

The ‘788 patent’s scope is strategically focused on a specific chemical entity or formulation, designed to provide broad yet defensible protection. Its position within the patent landscape underscores its importance in securing commercial advantages in the targeted therapeutic area. Stakeholders must monitor related patents, potential infringement risks, and evolving regulatory data that could influence the patent’s enforceability.


Key Takeaways

  • The ‘788 patent’s claims predominantly protect a novel chemical compound and its pharmaceutical applications, forming a core strategic asset for the patent holder.
  • Its broad independent claims create significant barriers to entry but must balance prior art considerations to withstand validity challenges.
  • The patent’s landscape position affects licensing opportunities and potential litigation, especially against competitors developing similar compounds.
  • Monitoring related patents and regulatory developments is essential for assessing patent strength and market exclusivity.
  • Effective patent strategy hinges on both scope and validation of claims, influencing the sustainable commercial advantage of the underlying drug.

FAQs

1. What is the primary chemical class protected by the ‘788 patent?
The patent protects a specific chemical entity within a referenced therapeutic class, defined by unique substitutions on a core scaffold, which is detailed in its independent claims.

2. How does the scope of the claims impact patent enforceability?
Broader claims provide stronger protection but face higher risks of invalidation based on prior art. Narrow claims might be easier to defend but offer limited exclusivity.

3. What are the common strategies for competitors to design around this patent?
Competitors might develop structurally similar compounds with different substitutions or formulations outside the patented claims’ scope to avoid infringement.

4. How does the patent landscape influence future innovation in the same field?
Strong patent barriers can inhibit generic competition, encouraging incremental innovations, but they also motivate infringement challenges and the pursuit of alternative compounds.

5. Can the patent claims be expanded through additional filings?
Yes, through continuation or divisional applications, patentees can seek broader or more specific protection based on evolving research data.


References

  1. United States Patent and Trademark Office (USPTO). Patent No. 10,035,788.
  2. Patent examination reports and claim analysis documentation (if available).
  3. Industry reports on patent landscapes within the therapeutic area.

More… ↓

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Drugs Protected by US Patent 10,035,788

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Puma Biotech NERLYNX neratinib maleate TABLET;ORAL 208051-001 Jul 17, 2017 RX Yes Yes 10,035,788 ⤷  Get Started Free EXTENDED ADJUVANT TREATMENT OF ADULT PATIENTS WITH EARLY STAGE HER2-OVEREXPRESSED/AMPLIFIED BREAST CANCER, TO FOLLOW ADJUVANT TRASTUZUMAB BASE THERAPY ⤷  Get Started Free
Puma Biotech NERLYNX neratinib maleate TABLET;ORAL 208051-001 Jul 17, 2017 RX Yes Yes 10,035,788 ⤷  Get Started Free USE IN COMBINATION WITH CAPECITABINE, FOR THE TREATMENT OF ADULT PATIENTS WITH ADVANCED OR METASTATIC HER2-POSITIVE BREAST CANCER WHO HAVE RECEIVED TWO OR MORE PRIOR ANTI-HER2 BASED REGIMENS IN THE METASTATIC SETTING ⤷  Get Started Free
Puma Biotech NERLYNX neratinib maleate TABLET;ORAL 208051-001 Jul 17, 2017 RX Yes Yes 10,035,788 ⤷  Get Started Free EXTENDED ADJUVANT TREATMENT OF ADULT PATIENTS WITH EARLY-STAGE HUMAN EPIDERMAL GROWTH FACTOR RECEPTOR 2 (HER2)-POSITIVE BREAST CANCER, TO FOLLOW ADJUVANT TRASTUZUMAB BASED THERAPY ⤷  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 10,035,788

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 068932 ⤷  Get Started Free
Argentina 103866 ⤷  Get Started Free
Australia 2008312474 ⤷  Get Started Free
Brazil 122019023745 ⤷  Get Started Free
Brazil PI0818464 ⤷  Get Started Free
Canada 2702930 ⤷  Get Started Free
Canada 2928071 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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