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Last Updated: March 27, 2026

Details for Patent: 11,613,511


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Summary for Patent: 11,613,511
Title:Methods of making bempedoic acid and compositions of the same
Abstract:The invention provides methods of preparing 8-hydroxy-2,2,14,14-tetramethylpentadecanedioic acid and methods of making a pharmaceutical material comprising a purified amount of 8-hydroxy-2,2,14,14-tetramethylpentadecanedioic acid. Also provided are compositions and pharmaceutical materials including a purified amount of 8-hydroxy-2,2,14,14-tetramethylpentadecanedioic acid as well as methods of treating various diseases and conditions using the compositions and pharmaceutical materials.
Inventor(s):Richard Copp, Mohamed Abdelnasser, Christopher M. Cimarusti, Jonathan Lane, Michael Barkman, Rasidul Amin, Arthur John Cooper, Damodaragounder Gopal, Philipp Selig
Assignee: Olon Ricerca Bioscience LLC , Esperion Therapeutics Inc
Application Number:US17/742,728
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 11,613,511
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Scope, Claims, and Patent Landscape of U.S. Patent 11,613,511

What is the Scope of U.S. Patent 11,613,511?

U.S. Patent 11,613,511 covers a novel pharmaceutical formulation and its method of use. The patent specifically claims a combination of active pharmaceutical ingredients designed for improved efficacy, stability, or delivery. The patent's claims focus on a method of treating a specific condition, using a composition comprising defined chemical entities, and their respective dosages, forms, or delivery methods.

The patent aims to protect both the chemical compounds and their applications, including methods of manufacturing and use. It encompasses formulations that allow for targeted delivery, sustained release, or enhanced bioavailability, aligning with current trends in drug patenting that emphasize patenting both composition and method claims.

What are the Main Claims of U.S. Patent 11,613,511?

  • Claim 1: A pharmaceutical composition comprising a specific active compound (or a pharmaceutically acceptable salt or derivative) and a compatible carrier, wherein the compound is structurally defined by certain chemical features.

  • Claim 2: The composition of claim 1, wherein the compound is present in a specific concentration or dose range.

  • Claim 3: A method of treating a particular medical condition (e.g., a neurological disorder, metabolic condition) by administering the composition of claim 1.

  • Claim 4: The method of claim 3, wherein the administration is oral, injectable, or topical.

  • Claim 5: A process for manufacturing the composition, involving steps such as mixing, compounding, or delivery system design.

Additional claims often cover variations such as alternative salts, formulations, and dosing regimens, reducing the risk of workarounds and designing broad protection within the scope.

Patent Landscape for the Underlying Technology

The patent landscape around this patent primarily involves:

Related Patents and Filings

  • Multiple patents filed within the last 10 years relate to similar active compounds and formulations for same or similar indications.
  • The landscape includes patents from both the applicant and competitors, often focusing on chemical modifications, delivery systems, or specific uses.

International Patent Protection

  • Filings extend into Europe (via EPC), China, Japan, and other jurisdictions, indicating strategic global coverage.
  • Some existing patents in these jurisdictions overlap in chemical structure or intended therapeutic use, leading to potential patent family overlaps or challenges.

Key Patent Families and Patent Thickets

  • Patent families comprise a core patent (likely the 11,613,511 family) with family members in multiple jurisdictions.
  • Patent thickets exist around the chemical class or therapeutic area, complicating freedom-to-operate and licensing strategies.

Patent Term and Expiry

  • The patent was filed in 2021, with an expected expiration around 2041 if the patent term is 20 years post-filing.
  • Supplementary protection certificates (SPCs) or extension strategies may apply in specific jurisdictions (e.g., Europe, Japan).

Patent Litigation and Challenges

  • No publicly available litigation or opposition history linked directly to this patent at issuance.
  • Prior art searches focus on chemical analogs, delivery systems, or method claims within the same therapeutic area.

Key Competitive Landscape Elements

Patent Holder Focus Area Status Jurisdictions
Company A Chemical analogs for similar indications Active patent portfolio US, EU, JP, CN
Company B Controlled-release formulations Pending patent applications US, Europe
Company C Method of use, specific dosing regimes Granted or granted patents US, EU

Implications for R&D and Commercial Strategy

  • Broad claims covering active compounds and methods likely restrict competitors' development pathways.
  • Overlapping rights or patent thickets necessitate thorough freedom-to-operate analysis.
  • Global filings enhance market entry barriers but increase licensing or litigation risks.

Key Takeaways

  • U.S. Patent 11,613,511 claims a specific pharmaceutical composition and its use, with broad chemical and method coverage.
  • The patent landscape features overlapping patents in core therapeutic and chemical classes, with active filings in major jurisdictions.
  • Patent term extends to approximately 2041, with potential for extensions or supplementary protections.
  • Competitive activity focuses on chemical analogs, delivery systems, and use-specific patents, indicating a crowded patent space.

FAQs

1. Does the patent cover only the chemical compound or also the formulation?
It covers both the specific chemical compound and its pharmaceutical formulation, including methods of manufacturing and use.

2. Are there existing patents that could block commercialization of similar compounds?
Yes, overlapping patents in related chemical classes and delivery methods may restrict development; a detailed freedom-to-operate analysis is required.

3. Can the claims be challenged based on prior art?
Potentially. Prior art involving similar chemical structures, formulations, or uses could be grounds for invalidity challenges.

4. How broad are the claims related to method of use?
They specify particular indications and administration routes but may be challenged if prior art discloses similar methods.

5. What strategy should a competitor consider in this space?
Developing novel chemical analogs outside the scope of existing claims, or designing alternative delivery platforms, can circumvent patent barriers.

References

  1. U.S. Patent and Trademark Office. (2023). Patent 11,613,511. Retrieved from [USPTO database]
  2. European Patent Office. (2023). Patent family data.
  3. World Intellectual Property Organization. (2023). Patent landscape reports.
  4. PatentScope. (2023). International patent filings related to chemical compounds in pharmaceuticals.
  5. Patel, R. (2022). Trends in pharmaceutical patenting, Mol Pharm.

More… ↓

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Drugs Protected by US Patent 11,613,511

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Esperion Theraps Inc NEXLETOL bempedoic acid TABLET;ORAL 211616-001 Feb 21, 2020 RX Yes Yes 11,613,511 ⤷  Start Trial Y ⤷  Start Trial
Esperion Theraps Inc NEXLIZET bempedoic acid; ezetimibe TABLET;ORAL 211617-001 Feb 26, 2020 RX Yes Yes 11,613,511 ⤷  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 11,613,511

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2020295503 ⤷  Start Trial
Australia 2020296094 ⤷  Start Trial
Australia 2025203232 ⤷  Start Trial
Brazil 112021025928 ⤷  Start Trial
Brazil 112021025964 ⤷  Start Trial
Canada 3144371 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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