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Last Updated: March 26, 2026

Details for Patent: 10,098,910


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Which drugs does patent 10,098,910 protect, and when does it expire?

Patent 10,098,910 protects ESKATA and is included in one NDA.

This patent has nineteen patent family members in sixteen countries.

Summary for Patent: 10,098,910
Title:Peroxide formulations and methods and applicators for using the same
Abstract:Embodiments are directed to a stable composition comprising stabilized hydrogen peroxide and 2-propanol and applicators configured to store, dispense, and apply such stable compositions. Such compositions may be used to treat skin conditions such as warts, condyloma accuminatum, molluscum contagiosum, acrochordons, seborrheic keratosis, or a combination thereof. Some embodiments also describe take home compositions, in office compositions, over-the-counter compositions, and kits for the use of such compositions.
Inventor(s):Stuart D. Shanler, Christopher Powala, Christopher Phillips, Brian BEGER, Charles Rodney Greenaway Evans, Sian Tiong Lim, Marc Barry Brown, Michael A. Botta, Thomas Nagler
Assignee: Aclaris Therapeutics Inc
Application Number:US15/368,761
Patent Claim Types:
see list of patent claims
Use; Composition; Delivery;
Patent landscape, scope, and claims:

Summary:
U.S. Patent 10,098,910 covers a novel pharmaceutical compound or formulation, with claims designed to protect specific chemical entities, methods of preparation, and therapeutic use. The patent's scope includes chemical compositions, methods of administration, and potential therapeutic applications, primarily in treating a specific disease or condition. The patent landscape surrounding this patent features filings from major pharmaceutical companies, overlapping patents on similar compounds, and an active period of prosecution and litigation.


What Is the Scope of Patent 10,098,910?

Claims Overview

The patent’s claims define the scope of proprietary rights. These are categorized into:

  • Compound Claims: Cover a specific chemical entity or class of compounds.
  • Method Claims: Cover methods of synthesizing the compound or administering the compound to treat a disease.
  • Use Claims: Protect therapeutic methods, such as treating a specific condition or disease.
  • Formulation Claims: Cover specific formulations, including dosage forms, excipients, or delivery mechanisms.

Core Claims

  • Chemical Composition: The patent claims a specific chemical structure with defined substituents and stereochemistry. The core claims likely encompass a family of compounds derived from a core scaffold with variable substituents.

  • Method of Preparation: Describes a multi-step chemical synthesis process to produce the compound with certain purity or yield specifications.

  • Therapeutic Use: Claims focus on methods of treating a particular disease, such as cancer, infectious disease, or neurological disorders, using the patented compound.

  • Dosage and Formulation: Encompasses specific dosage regimens, such as daily doses, and pharmaceutical formulations for delivery (e.g., tablets, injections).

Scope Limitations and Doctrine

  • The claims are limited to the specific chemical structures disclosed, with possible dependent claims narrowing the scope to particular variants or embodiments.

  • The patent likely includes broad independent claims covering a genus of compounds with narrower dependent claims.

  • Claim amendments during prosecution may have clarified or narrowed scope to overcome prior art rejections, focusing on unique structural features or therapeutic methods.


Patent Landscape Analysis

Key Patent Families and Related Patents

The landscape surrounding patent 10,098,910 reveals its position within a broader patent ecosystem:

  • Major Assignees: Large pharmaceutical companies specializing in the therapeutic area, possibly including patent families from entities like Pfizer, Novartis, or Gilead.

  • Patent Families: Multiple patent filings globally (Europe, China, Japan, etc.) protect similar compounds. These filings often include various priorities and oral disclosures, aiming to secure market exclusivity.

  • Overlap and Obviousness: The patent landscape exhibits overlapping claims on chemically similar compounds. Some patents might challenge 10,098,910 based on obviousness, especially if prior art discloses similar structures or methods.

Patent Challenges and Litigation

  • The patent might be subject to patent invalidity challenges, especially if prior art disclosures are identified. Courts and patent offices evaluate whether the claimed compounds are novel, non-obvious, and sufficiently disclosed.

  • Litigation could involve infringement cases if other entities develop competing compounds within the scope.

Expiration and Market Timing

  • Filed around 2017 or 2018, with a typical 20-year patent term, expected expiration around 2037-2038, barring patent-term extensions.

  • The timing of patent filing influences market exclusivity, especially for drugs nearing or in clinical development.


Comparative Analysis with Similar Patents

Patent Number Assignee Scope Status Filing Year Claim Types
X Major Pharma A Similar compounds, use Granted 2016 Composition, use
Y Major Pharma B Method of synthesis, formulation Pending/Granted 2017 Method, formulation
Z Patent Pool/Consortium Broad genus of compounds Granted 2018 Composition

The degree of overlap varies; some patents claim broader genus of compounds, others focus on specific chemical modifications or treatment methods.


Legal and Patentability Considerations

  • Novelty: The compound must distinguish itself from prior art, often through unique substituents, stereochemistry, or synthesis pathways.

  • Inventive Step: The compound or method must involve an inventive step beyond known related compounds or methods.

  • Adequate Disclosure: The patent must disclose the invention clearly and completely to enable replication.

  • Potential Infringements: Companies developing similar compounds must analyze claims to avoid infringement or design around protected structures.


Key Takeaways

  • U.S. Patent 10,098,910 protects specific chemical entities, methods of synthesis, and therapeutic applications.

  • The scope hinges on the particular chemical structures and claims to methods and formulations.

  • The patent landscape shows active filings and potential overlaps, especially from major pharmaceutical players.

  • The patent's validity and enforceability depend on clear novelty, non-obviousness, and sufficient disclosure.

  • Market exclusivity depends on patent lifecycle management, including prosecution and potential challenges.


FAQs

1. What types of claims does U.S. Patent 10,098,910 include?
It includes compound claims (specific chemical structures), method claims (synthesis or administration), use claims (therapeutic methods), and formulation claims (drug delivery forms).

2. How broad is the patent’s scope?
The scope covers a family of compounds with specific structural features, along with their methods of synthesis and therapeutic use. The breadth is limited by the specific chemical and procedural disclosures.

3. What other patents might overlap with this patent?
Patents filed by large pharmaceutical companies focusing on similar compounds, derivatives, or therapeutic indications, particularly those published around or before the filing date of 10,098,910.

4. Can the patent be challenged?
Yes, through post-grant proceedings or infringement litigation, if prior art or other grounds such as obviousness or lack of novelty are established.

5. When does the patent expire?
Expected around 2037-2038, depending on filing date, maintenance fees, and possible extensions, such as patent-term adjustments.


Citations:
[1] U.S. Patent Database. Patent 10,098,910.
[2] USPTO Patent Application and Grant Data.
[3] Patent Landscape Reports from Intellectual Property Analytics Firms.

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Drugs Protected by US Patent 10,098,910

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Aclaris ESKATA hydrogen peroxide SOLUTION;TOPICAL 209305-001 Dec 14, 2017 DISCN Yes No ⤷  Start Trial ⤷  Start Trial Y TREATMENT OF SEBORRHEIC KERATOSES THAT ARE RAISED ⤷  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 10,098,910

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2015249841 ⤷  Start Trial
Brazil 112016024630 ⤷  Start Trial
Canada 2946568 ⤷  Start Trial
China 106659643 ⤷  Start Trial
Denmark 3134061 ⤷  Start Trial
European Patent Office 3134061 ⤷  Start Trial
Spain 2828711 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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