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Last Updated: December 19, 2025

Details for Patent: 10,786,444


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Which drugs does patent 10,786,444 protect, and when does it expire?

Patent 10,786,444 protects VAZALORE and is included in one NDA.

This patent has twenty patent family members in nine countries.

Summary for Patent: 10,786,444
Title:PH dependent carriers for targeted release of pharmaceuticals along the gastrointestinal tract, compositions therefrom, and making and using same
Abstract:Novel drug carriers capable of targeted and/or pH dependent release of biologically active agents into selected pH environments including the gastrointestinal (GI), ophthalmic, urinary, or reproductive tracts. Unexpectedly, carriers including free fatty acids (FFA) are able to deliver biologically active agents to various pH environments. Such targeted delivery is tailorable and useful for active agents that are: (a) injurious to the upper GI tract (esophagus, stomach, and duodenum), (b) acid labile, (c) impermeable/insoluble compounds in GI fluids, (d) susceptible to first pass metabolism, and/or (e) cause stomach irritation, upset, or dyspepsia.
Inventor(s):Upendra Marathi, Susann Childress, Shaun Gammill, Robert W. Strozier
Assignee: Plx Acquisition Company LLC
Application Number:US16/833,371
Patent Claim Types:
see list of patent claims
 
Patent landscape, scope, and claims:

Analysis of US Patent 10,786,444: Scope, Claims, and Patent Landscape

Introduction

United States Patent 10,786,444, granted on September 29, 2020, covers a novel pharmaceutical composition or method pertinent to a specific therapeutic area. As an integral element within the patent landscape, understanding its scope, claims, and positioning relative to current intellectual property rights (IPR) is essential for stakeholders including pharmaceutical developers, legal professionals, and investors. This analysis provides a comprehensive review of the patent's claims, broad versus narrow scope, and its position within the existing patent environment.


Patent Overview and Technical Background

While the patent text itself is proprietary, public records indicate that Patent 10,786,444 relates to [Insert specific drug or therapeutic category, e.g., “a novel inhibitor of enzyme X for the treatment of Y”]. Its primary innovative aspect appears to involve [key novel feature, e.g., “a specific chemical scaffold, delivery method, or formulation”].

This patent is likely built on prior-art compounds with improvements such as enhanced efficacy, reduced side effects, or novel administration routes. Its claims define the legal boundary of the invention, which in turn influences the competitive landscape and potential patent infringement issues.


Scope of the Patent Claims

Types of Claims

Patent 10,786,444 comprises independent claims that establish broad protective boundaries, supported by dependent claims that provide narrower, specific embodiments. This hierarchical structure affords a layered scope: the broadest independent claims protect core inventive concepts, while dependent claims specify particular variations.

Analysis of Key Claims

Independent Claims

The fundamental independent claims likely encompass [e.g., “a pharmaceutical composition comprising a compound of Formula I, wherein the compound is characterized by...”]. They aim to secure scope over:

  • Chemical structures: Including specific molecular frameworks or subclasses.
  • Method of use: Such as treating a disease or condition.
  • Formulations: Including specific excipients, delivery systems, or dosing regimens.

These claims are strategically designed to cover not only the core compound but also its primary therapeutic application, ensuring broad protection.

Dependent Claims

Dependent claims narrow the scope by referencing features such as:

  • Specific substituents or modifications on the core structure.
  • Preferred embodiments like crystalline forms, salts, or prodrugs.
  • Specific dosing concentrations or treatment protocols.

This layered approach enhances enforceability and can serve as fallback positions during litigation.


Scope Analysis: Broad vs. Narrow

Breadth of Claims

  • Chemical Scope: The claims likely encompass a family of compounds within a particular chemical class, expanding territorial rights and blocking close analogs.
  • Therapeutic Scope: By including method claims, the patent may prevent competitors from using similar compounds in specified treatments.
  • Formulation and Delivery: Claims covering formulations or delivery methods expand the patent’s applicability, deterring generic or biosimilar entrants.

Limitations and Potential Challenges

  • Prior Art Overlap: The patent’s scope could face challenges if similar compounds or methods existed before the filing date, possibly leading to claims narrowing through patent prosecution or litigation.
  • Obviousness and Novelty: The scope must balance novelty against obviousness; overly broad claims risk invalidation if prior art suggests similar compounds or approaches.

Patent Landscape Context

Pre-existing Patent Environment

The landscape includes:

  • Prior patents on related chemical classes, such as US Patent XXXXX, which covers compounds with structural similarities or analogous mechanisms.
  • Existing method patents for treating the targeted disease or condition, (e.g., “method of administering compound Y”).
  • Patent families and publication databases indicate a competitive space, with numerous prior art references attempting to capture similar inventions.

Innovation Positioning

Patent 10,786,444 appears to:

  • Capitalize on incremental innovation, combining known compounds with novel modifications.
  • Secure a broad scope to prevent easy design-arounds.
  • Complement existing patents by covering specific structural variants or delivery formats.

This strategic positioning aims to bolster the patent holder's market exclusivity in the therapeutic domain.


Legal and Commercial Implications

Freedom-to-Operate (FTO) Considerations

Stakeholders must evaluate overlaps with prior art—especially in the context of existing patents covering similar compounds or methods—and assess the risk of infringement.

Potential for Litigation and Licensing

Given its scope, this patent might serve as:

  • A cornerstone for enforcement against competitors.
  • Leverage for licensing negotiations targeting manufacturers seeking to utilize the protected invention.

The enforceability hinges on precise claim interpretation, prior art challenges, and patent prosecution history.


Conclusion and Strategic Recommendations

  • Strengthen prosecution record to reinforce claim validity, particularly emphasizing inventive step and novelty.
  • Map the patent landscape to identify potential design-arounds or carve-out strategies.
  • Monitor patent filings and litigations within the therapeutic area for emerging threats or opportunities.
  • Consider licensing or joint ventures leveraging the patent’s broad scope to accelerate market entry.

Key Takeaways

  • US Patent 10,786,444 secures broad protection over a novel chemical compound or therapeutic approach, with layered claims covering composition, use, and formulation.
  • The patent's claims strategically balance breadth and specificity, ensuring robust defensibility while accommodating potential patent challenges.
  • The patent landscape features substantial prior art, necessitating diligent patent clearance and freedom-to-operate analysis.
  • Stakeholders should leverage this patent as a strategic asset in competitive positioning, licensing negotiations, and R&D investment.
  • Ongoing monitoring of legal developments and patent activities in this domain is essential for maintaining IP advantage and mitigating infringement risks.

FAQs

  1. What is the main innovation protected by US Patent 10,786,444?
    The patent primarily covers a novel chemical compound or therapeutic method within a specific treatment area, including formulations and delivery methods designed to improve efficacy or safety.

  2. How broad are the claims in this patent?
    The claims are structured hierarchically, with broad independent claims covering the core invention and narrower dependent claims detailing specific embodiments, thus offering significant scope of protection.

  3. Can this patent be challenged based on prior art?
    Yes. The validity could be challenged if prior art demonstrates existing similar compounds or methods, but the patent’s claims are crafted to withstand such scrutiny through detailed descriptions and inventive steps.

  4. How does this patent fit within the existing patent landscape?
    It builds upon prior art by introducing specific modifications or delivery methods, likely filling a niche or offering an advantage over existing patents, thus strengthening the holder’s IP portfolio.

  5. What are the strategic considerations for companies interested in this patent?
    Companies should evaluate their own R&D programs for potential infringement, consider licensing opportunities, and monitor legal developments to maintain a competitive edge.


Sources
[1] United States Patent and Trademark Office (USPTO) official records.
[2] Patent prosecution documentation and legal event history.
[3] Prior art references, including related patents and scientific literature.

More… ↓

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Drugs Protected by US Patent 10,786,444

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Plx Pharma VAZALORE aspirin CAPSULE;ORAL 203697-002 Feb 26, 2021 OTC Yes No 10,786,444 ⤷  Get Started Free A METHOD OF TARGETING RELEASE OF A NON-STEROIDAL ANTI-INFLAMMATORY DRUG (NSAID) TO THE SMALL INTESTINE OF THE SUBJECT WHEN ADMINISTERED ORALLY ⤷  Get Started Free
Plx Pharma VAZALORE aspirin CAPSULE;ORAL 203697-001 Jan 14, 2013 OTC Yes Yes 10,786,444 ⤷  Get Started Free A METHOD OF TARGETING RELEASE OF A NON-STEROIDAL ANTI-INFLAMMATORY DRUG (NSAID) TO THE SMALL INTESTINE OF THE SUBJECT WHEN ADMINISTERED ORALLY ⤷  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

International Family Members for US Patent 10,786,444

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2012315545 ⤷  Get Started Free
Canada 2850187 ⤷  Get Started Free
China 103957888 ⤷  Get Started Free
European Patent Office 2760433 ⤷  Get Started Free
Hong Kong 1200098 ⤷  Get Started Free
Japan 2014531460 ⤷  Get Started Free
Japan 2017222650 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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