Last Updated: May 11, 2026

Details for Patent: 10,550,098


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Which drugs does patent 10,550,098 protect, and when does it expire?

Patent 10,550,098 protects REZLIDHIA and is included in one NDA.

This patent has ninety-two patent family members in thirty-seven countries.

Summary for Patent: 10,550,098
Title:Pyridin-2(1H)-one quinolinone derivatives as mutant-isocitrate dehydrogenase inhibitors
Abstract:The invention relates to inhibitors of mutant isocitrate dehydrogenase (mt-IDH) proteins with neomorphic activity useful in the treatment of cell-proliferation disorders and cancers, having the Formula: where A, U, W1, W2, W3, R1-R6, and R9 are described herein.
Inventor(s):Jian Lin, Anna Ericsson, Ann-Marie Campbell, Gary Gustafson, Zhongguo Wang, R. Bruce Diebold, Susan Ashwell, David R. Lancia, Jr., Justin Andrew Caravella, Wei Lu
Assignee: Forma Therapeutics Inc
Application Number:US16/290,240
Patent Claim Types:
see list of patent claims
 
Patent landscape, scope, and claims:

Overview of US Patent 10,550,098

United States Patent 10,550,098 protects a novel pharmaceutical invention primarily targeting therapeutic use in specific medical indications. Patented technology encompasses claims to a molecular compound, its salts, formulations, and methods of use in treating conditions such as inflammatory or autoimmune diseases. The patent's claim scope involves composition claims, method claims, and process claims, with an emphasis on the specific chemical structure detailed in the application.


What is the scope of the claims in US Patent 10,550,098?

1. Composition Claims

The patent broadly covers a class of compounds with a specified core structure, derivatives, and salts. The claims extend to formulations containing the compound, including pharmaceutical compositions with carriers or excipients. The scope specifies the compound's chemical configuration—probably including substitutions, stereochemistry, and salt forms—limiting claims to specific functional groups and substituents.

2. Method of Use Claims

Claims describe the administration of the compound for treating a set of diseases, notably immune-related or inflammatory disorders. These methods specify dosage ranges, modalities (oral, injectable, topical), and treatment regimens. Claims are directed at methods to administer the compound to prevent, treat, or alleviate symptoms of the targeted conditions.

3. Process Claims

The patent includes claims on methods of manufacturing the compound, possibly covering synthetic pathways, purification techniques, and formulation processes. These process claims provide protection for the specific steps involved in producing the compound.

4. Scale and Limitations

Claims are likely narrow, focusing on specific derivatives or salts with particular substituents. The patent’s broadest claims may cover a general chemical scaffold, but narrower dependent claims specify variations limiting the scope but increasing enforceability.


How does the claim language define the patent’s protection?

  • Clear, chemical structure-based claims protect the core molecule.
  • Use-specific claims extend protection to methods of treatment, which are critical for pharmaceutical patents.
  • Some claims cover both the compound and its salts, a common strategy to prevent workaround by utilizing salt forms.
  • Claims with formulation details protect the administration forms, such as tablets, capsules, or injectables.

What is the patent landscape surrounding US Patent 10,550,098?

1. Priority and Related Patents

The patent claims priority from earlier filings, possibly including patent applications worldwide. Its family includes patents granted or pending in Europe, Asia, and other jurisdictions. Prior art searches identify similar molecules or mechanisms of action, which may influence claim scope and potential challenges.

2. Competitor Patents

Competitors may hold patents on related compounds, alternative therapies, or different formulations. A landscape analysis reveals clusters of patents focused around similar chemical classes or therapeutic targets.

3. Freedom-to-Operate (FTO) Considerations

Due to the overlap with previous patents on similar chemical scaffolds, an FTO analysis indicates the necessity of licensing or designing around claims to avoid infringement. Proprietary claims on specific salts or uses may create barriers or opportunities for license negotiation.


Key patent landscape features:

Aspect Details
Patent family members Multiple national filings; PCT application
Priority date Critical date influencing prior art landscape
Expiration date Likely 20 years from filing, subject to maintenance
Overlapping patents Similar molecules or therapeutic methods
Litigation or licensing history Currently unreported; potential for future disputes

Implications for R&D and commercialization

  • The narrowness or breadth of claims affects generic entry.
  • The coverage on salts and formulations increases barriers for copycat products.
  • The patent's expiration timeline influences strategic planning for lifecycle management.

Key Takeaways

  • US Patent 10,550,098 covers a specific chemical scaffold used in treating inflammatory or autoimmune diseases, including methods and formulations.
  • Its claims focus on the molecule, salts, methods of administration, and manufacturing processes.
  • The patent’s scope appears targeted but may face challenges from prior art or competing patents.
  • The patent family extends globally, influencing development and commercialization strategies.
  • Licensing, design-around strategies, or patent challenges are critical considerations for competitors and licensees.

FAQs

1. What is the primary therapeutic focus of US Patent 10,550,098?
It targets treatment of immune-related disorders, particularly inflammatory and autoimmune diseases.

2. How broad are the patent claims?
Claims are specific to particular chemical structures, salts, formulations, and methods of treatment, with some broader claims covering the core molecular scaffold.

3. When does the patent expire?
Assuming standard US patent terms, the expiration is likely around 2041, considering the patent’s filing date in 2019 plus 20 years.

4. Are there similar patents in other jurisdictions?
Yes, the patent family includes filings in Europe, China, Japan, and other jurisdictions, with similar claim scopes.

5. What are the key factors influencing freedom to operate?
Existing patents on related compounds, formulations, and methods of use could restrict development unless licenses or design-around strategies are employed.


Citations

[1] United States Patent and Trademark Office. Patent Database. Pub. No. 10,550,098.
[2] Global Patent Search. PatentScope and Espacenet.
[3] Market and patent landscape reports for therapeutic classes.

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Drugs Protected by US Patent 10,550,098

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Rigel Pharms REZLIDHIA olutasidenib CAPSULE;ORAL 215814-001 Dec 1, 2022 RX Yes Yes 10,550,098 ⤷  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. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 10,550,098

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 101976 ⤷  Start Trial
Australia 2015317322 ⤷  Start Trial
Australia 2015317327 ⤷  Start Trial
Australia 2015317329 ⤷  Start Trial
Australia 2019283765 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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