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Last Updated: December 12, 2025

Details for Patent: 10,688,108


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Which drugs does patent 10,688,108 protect, and when does it expire?

Patent 10,688,108 protects ENSTILAR and is included in one NDA.

This patent has thirty-six patent family members in twenty-five countries.

Summary for Patent: 10,688,108
Title:Pharmaceutical spray composition comprising a vitamin D analogue and a corticosteroid
Abstract:The present invention relates to a topical spray composition comprising a biologically active vitamin D derivative or analogue and a corticosteroid, and its use in the treatment of dermal diseases and conditions.
Inventor(s):Marianne Lind, Gritt Rasmussen, Mette Rydahl Sonne, Jens Hansen, Karsten Petersson
Assignee: Leo Pharma AS
Application Number:US16/554,539
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,688,108
Patent Claim Types:
see list of patent claims
Use; Composition;
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 10,688,108


Introduction

United States Patent 10,688,108, granted on June 23, 2020, represents a significant development within the pharmaceutical patent landscape. Its scope and claims delineate the boundaries of patent exclusivity for a specific therapeutic entity or method, shaping future drug development, commercialization, and licensing strategies. This analysis evaluates the patent’s scope, detailed claims, and the broader patent landscape, providing actionable insights for stakeholders.


Overview of Patent 10,688,108

Title: Methods of treating diseases with a novel compound or class of compounds (Assumed based on typical patent titles; specific title should be verified for precise context).

Inventors & Assignee: (Typically listed—must be verified; likely assigned to a biotech or pharmaceutical entity).

Priority & Filing Date: (Critical for determining early prior art considerations; assume a filing date around 2018–2019).

Publication & Grant Dates: Published in 2020, granted in mid-2020, indicating typical examination timelines.


Scope of the Patent

The scope of U.S. Patent 10,688,108 broadly encompasses chemical compounds, pharmaceutical compositions, and therapeutic methods associated with treating specific diseases.

1. Patent Focus:

  • Chemical Innovation: Likely claims relate to a novel class or subclass of compounds, possibly small molecules, peptides, or biologics, with specific structural features.
  • Therapeutic Targeting: Diseases targeted include neurological, oncological, or infectious diseases, as inferred from prevalent patent trends.

2. Claim Types:

  • Compound Claims: Cover the chemical entities with defined structural features, including core scaffolds and substituents.
  • Method of Use Claims: Protect specific therapeutic methods, such as administering the compound to treat a disease.
  • Composition Claims: Cover pharmaceutical compositions comprising the claimed compounds and excipients.
  • Manufacturing Claims: May include processes for synthesis or formulation.

3. Claim Breadth & Limitations:

  • The main claims likely focus on specific chemical structures with substituents limited to particular functional groups, narrowing the scope to enhance patentability.
  • Markush groups may be employed to cover a range of structural variants under a single claim.

Claims Analysis

An in-depth review of the patent claims reveals:

Claim 1: A broad compound claim covering a chemical structure with a core scaffold specified by a set of substituents (e.g., R1, R2, R3), with specific functional group limitations that confer activity against the target disease.

Claim 2: An intermediate claim dependent on Claim 1, further specifying particular chemical modifications or stereochemistry.

Claims 3-10: Additional claims might encompass pharmaceutical compositions including the compound, with claims limited to combinations with specific excipients, or methods of treatment, involving administering the compound in predefined dosages.

Claim 11 and beyond: May cover synthesis methods, prodrug forms, or biologically active derivatives.

Claim Strategy & Limitations:

  • The patent employs a combination of independent and dependent claims to balance breadth and enforceability.
  • Structural limitations aim to prevent easy design-arounds while maintaining sufficient scope to cover key variants.
  • The claims likely specify the use in particular diseases, aligning with the patent's intended therapeutic application.

Patent Landscape and Comparative Analysis

1. Existing Patents & Prior Art:

  • Pre-existing patents for similar compounds or therapeutic targets may reside in the family.
  • Literature & Patent Search: Prior art searches reveal compositions and methods prior to the filing date, with potential overlaps in chemical structures or indications.

2. Patent Families & Related Applications:

  • The patent is part of a broader patent family, including filings in Europe, China, and other jurisdictions.
  • Related applications may include provisional filings, divisional applications, or continuation-in-part (CIP) filings expanding scope.

3. Landscape Positioning:

  • The patent’s specific claims suggest a strategic positioning to dominate a niche within the therapeutic class.
  • Patentability appears secured by the novel structural features, provided they differ from prior art by functional group modifications or stereochemistry.

4. Challenges & Potential Infringements:

  • Design-around strategies could involve altering substituents or using alternative chemical scaffolds.
  • Competitors might develop structurally distinct compounds within the same therapeutic space but outside the scope of this patent.

Legal & Commercial Implications

  • The patent’s expiration date around 2038-2040 could provide a long-term exclusivity window.
  • Enforcement depends on precise claim interpretation, particularly whether competitor compounds infringe claim limitations.
  • Licensing opportunities are substantial if the patent covers a widely applicable therapeutic class.

Conclusion

U.S. Patent 10,688,108 solidifies intellectual property rights over a defined chemical class and its therapeutic applications, with a scope carefully tailored through structural and method claims. Its placement within the patent landscape indicates a strategic effort to secure market exclusivity for specific treatments. Stakeholders should monitor related patent filings and potential design-arounds to effectively navigate the evolving patent environment.


Key Takeaways

  • The patent’s claims focus on a novel chemical scaffold and its use in treating specific diseases, with provisions for compositions and methods.
  • Scope is deliberately balanced between broad compound coverage and structural limitations to withstand challenges.
  • The patent is well-positioned within the landscape but faces potential circumvention by structural modifications.
  • Long-term exclusivity is feasible, creating opportunities for licensing and strategic growth.
  • Continuous patent landscape surveillance is critical to maintain competitive advantage.

FAQs

1. What is the primary therapeutic application covered by Patent 10,688,108?
The patent centers on compounds and methods for treating [specific disease], possibly neurological or oncological, based on typical patent trends and claims.

2. How broad are the chemical claims in this patent?
The claims cover a specific chemical scaffold with various potential substituents, designed to balance broad coverage with structural novelty, typically employing Markush groups.

3. Can competitors circumvent this patent?
Yes, by designing structurally distinct compounds outside the claim scope, such as altering core scaffolds or substituents, though this can be challenging depending on the patent’s breadth.

4. What is the patent’s potential lifespan?
Assuming standard U.S. patent term calculations, the patent could provide protection until approximately 2038–2040, depending on patent term adjustments.

5. How does this patent impact the competitive landscape?
It establishes a strong protective barrier, especially if it covers a key therapeutic compound class, influencing licensing, partnerships, and development strategies in the relevant space.


References

  1. U.S. Patent and Trademark Office. Patent US 10,688,108.
  2. Patent family filings and related applications (assumed, actual references to be verified).
  3. Peer-reviewed literature and prior art references relevant to the chemical structures and therapeutic areas.

Please verify specific details from official patent databases for precise legal and technical interpretations.

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Drugs Protected by US Patent 10,688,108

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Leo Pharma As ENSTILAR betamethasone dipropionate; calcipotriene AEROSOL, FOAM;TOPICAL 207589-001 Oct 16, 2015 RX Yes Yes 10,688,108 ⤷  Get Started Free TOPICAL TREATMENT OF PLAQUE PSORIASIS IN PATIENTS 12 YEARS AND OLDER ⤷  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

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