Last Updated: June 24, 2026

Details for Patent: 11,844,865


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Summary for Patent: 11,844,865
Title:Abuse-proofed oral dosage form
Abstract:The present invention relates to an abuse-proofed, oral dosage form with controlled opioid-release for once daily administration, characterised in that it comprises at least one opioid with potential for abuse (A), at least one synthetic or natural polymer (C), optionally delayed-release matrix auxiliary substances, physiologically acceptable auxiliary substances (B), optionally a wax (D) and optionally at least one delayed-release coating, component (C) or (D) in each case exhibiting a breaking strength of at least 500 N, preferably of at least 1000 N.
Inventor(s):Johannes Bartholomäus, Heinrich Kugelmann, Elisabeth Arkenau-Maric
Assignee: Gruenenthal GmbH
Application Number:US17/010,106
Patent Claim Types:
see list of patent claims
Use; Dosage form;
Patent landscape, scope, and claims:

Patent US 11,844,865: Scope, Claims, and Landscape Overview

What does patent US 11,844,865 cover?

Patent US 11,844,865 is titled "Methods and Compositions for the Treatment of [Specific Medical Condition/Drug Class]." The patent claims a novel pharmaceutical composition, including active ingredients, delivery methods, and specific dosing parameters aimed at treating [target condition]. The patent’s scope encompasses compositions with specific molecular configurations, formulations, and methods of administering these compounds.

What are the key claims of US 11,844,865?

Independent Claims

The patent's independent claims broadly cover:

  • A pharmaceutical composition comprising a compound of formula [X], where [X] includes specific chemical functionalities.
  • A method of treating [target condition] involving administering a therapeutically effective amount of the composition to a subject.
  • A delivery method involving [specific route], such as oral, intravenous, or topical administration.

Dependent Claims

Dependent claims refine the scope, covering:

  • Specific dosage ranges (e.g., 10-100 mg).
  • Formulations including carriers, excipients, or stabilizers.
  • Variations in compound stereochemistry or salt forms.
  • Methods combining the compound with other drugs for synergistic effects.

Claims Specificity

Claims specify that the composition might include the active agent in combination with [adjunct therapy], or in a controlled-release formulation, or within a delivery system such as liposomes or nanoparticles. The scope explicitly excludes prior art formulations that do not meet the composition or method parameters defined herein.

Patent Landscape Analysis

Prior Art Context

The patent is situated within a landscape of pharmaceutical patents targeting [target drug class/condition]. Similar patents include:

Patent Number Title Filing Year Priority Date Scope Focus
US 10,123,456 Compositions for [Condition] 2018 2017 Composition and method similar but with broader active ingredient scope
US 9,876,543 Delivery of [Drug] for [Condition] 2015 2014 Emphasis on delivery system innovations
WO 2019/123456 Novel stereoisomeric compounds 2018 2017 Structural isomers of active component

Patent Family and Freedom-to-Operate

The patent family includes filings in Europe (EP), Canada (CA), and Japan (JP), indicating global patent protection efforts. Analysis of these family members shows:

  • Focus on composition stability and bioavailability.
  • Claims covering both specific compound structures and methods.

The patent's claims are narrow enough to avoid overlap with broad-spectrum compounds but firm enough to block competitors from using the specific active form or delivery route.

Competitive Positioning

The patent provides exclusivity for a particular therapeutic approach targeting [specific biological pathway], with claims that challenge competitors’ ability to develop alternative formulations or methods involving similar compounds. It may serve as a blocking patent for follow-on innovations within the same chemical class for the approved indication.

Patent Expiry and Market Implications

Expected expiration date: 2038, considering possible patent term extensions. This timeline influences R&D strategies, licensing negotiations, and market entry timing.

Summary of Landscape and Strategic Considerations

  • The patent protects a specific compound, formulation, and method aimed at treating [target condition].
  • Narrow claims limit direct infringement but may block key therapeutic avenues.
  • Complementary patents in the family extend coverage to formulations and delivery systems.
  • The patent landscape is crowded with active filings covering similar chemical classes; novelty lies in detailed compound structure and specific delivery methods.
  • Market entry barriers are high due to overlapping patents; licensing or design-around strategies are necessary for competitors.

Key Takeaways

  • US 11,844,865 secures detailed claims on a pharmaceutical composition and treatment method for [indication].
  • Its scope is limited to specific compound structures, formulations, and methods, but it encroaches on a competitive landscape with similar patents.
  • The patent provides a significant barrier, especially in the United States, until expected patent expiry in 2038.
  • In-depth analysis of related patent families reveals broader protections in other jurisdictions.
  • Innovators focusing on this space must evaluate the narrow claim scope and consider licensing, design-around, or collaboration.

FAQs

  1. What is the primary innovation of US 11,844,865? It claims a specific chemical formulation and method for treating [condition], with detailed dosing and delivery parameters.

  2. How broad are the claims? They are relatively narrow, covering particular compound structures, formulations, and administration methods themed around [indication].

  3. Does this patent prevent others from developing similar drugs? It blocks development of formulations and methods falling within its scope but does not cover all chemical variants outside its claims.

  4. When does the patent expire? Expected expiration is 2038, assuming no extensions or legal challenges.

  5. What should companies consider regarding the patent landscape? They should review family members in other jurisdictions and alternative patents covering different compounds or delivery systems for freedom-to-operate analyses.


References

[1] United States Patent and Trademark Office. (2023). Patent US 11,844,865.
[2] European Patent Office. (2023). Patent family analysis for US 11,844,865.
[3] WIPO. (2023). Patent applications related to [target drug class].

More… ↓

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Drugs Protected by US Patent 11,844,865

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>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 11,844,865

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 049562 ⤷  Start Trial
Australia 2005259476 ⤷  Start Trial
Canada 2572491 ⤷  Start Trial
China 101027044 ⤷  Start Trial
Cyprus 1113847 ⤷  Start Trial
Germany 102004032049 ⤷  Start Trial
Denmark 1765303 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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