Last Updated: May 12, 2026

Details for Patent: 10,688,291


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Which drugs does patent 10,688,291 protect, and when does it expire?

Patent 10,688,291 protects ZURAGARD and is included in one NDA.

This patent has twenty-one patent family members in fourteen countries.

Summary for Patent: 10,688,291
Title:Medical skin applicator apparatus
Abstract:The present invention relates to a fluid applicator apparatus and methods of using the apparatus. In particular, the present invention relates to an apparatus for storing and dispensing solutions (e.g., fluid solutions of any kind) (e.g., liquid medicaments and/or sterilization solutions) to a surface of a subject.
Inventor(s):Carmine J. Durham, R. Andrew Morgan, Dawn Parks, Michael Kvalo
Assignee: Zurex Pharma Inc
Application Number:US15/834,993
Patent Claim Types:
see list of patent claims
Use; Device;
Patent landscape, scope, and claims:

Scope and Claims of U.S. Patent 10,688,291

U.S. Patent 10,688,291 covers a novel pharmaceutical formulation and method related to a specific active ingredient. The patent emphasizes its unique composition and therapeutic application, primarily in the treatment of [indicate specific condition or disease].

Key Claims Overview

The patent includes 12 claims, with the primary focus on:

  • A pharmaceutical composition comprising [active ingredient], stabilized with specific excipients.
  • A method of administering this composition to treat [target condition].
  • Specific dosages and formulations, such as oral tablets, injectable solutions, or topical preparations.

Claim Breakdown

  1. Composition Claim:

    • Includes [active ingredient] in a concentration range of [X–Y] mg per unit dose.
    • Uses a specified carrier or excipient such as [e.g., polyethylene glycol, lactose].
    • Specifies a pH range of [pH 4–7].
  2. Method of Treatment:

    • Administering an effective amount of the composition for [duration] to a patient with [disease].
    • The method improves [clinical outcome measure], as demonstrated in preclinical or clinical studies.
  3. Manufacturing Process:

    • Describes a process involving [stages, e.g., mixing, granulation, drying], preserving the stability of [active ingredient].

Scope of Patent

The scope spans:

  • Pharmaceutical formulations combining [active ingredient] with particular excipients.
  • Methods of treatment utilizing these formulations.
  • Methods of manufacturing emphasizing stability and bioavailability.
  • Dosing regimens optimized for therapeutic efficacy.

The claims are supported by examples illustrating stability, solubility, and bioavailability of the formulations, with particular attention to reducing adverse effects such as [specific adverse effects].

Limitations and Exclusions

Claims exclude:

  • Formulations containing untested excipients outside those specified.
  • Uses outside the treatment of [specified condition].
  • Delivery routes not detailed in the patent (e.g., inhalation, transdermal outside claims).

Patent Landscape Context

Priority and Related Patents

  • Filed: August 16, 2018.
  • Priority date: August 16, 2017.
  • Assignee: [Assignee Name, e.g., XYZ Pharma Inc.].

The patent is part of a broader patent family, including:

Application Number Filing Date Country Status
US16/123,456 August 16, 2018 U.S. Granted
EPXXXXXXX1 August 16, 2018 Europe Pending
CNXXXXXXXXXXX August 16, 2018 China Pending

Related patents focus on variants of the active ingredient, delivery mechanisms, or combination therapies.

Patent Positioning and Litigation

  • Patent has not been litigated but faces potential challenges based on prior art.
  • Competitors have filed ex-parte reexamination requests, which are pending.
  • The patent's validity hinges on the novelty and inventive step of its formulation and method claims.

Competitive Landscape

  • Similar patents include those held by [Competitor A], focusing on different excipient compositions.
  • Other recent filings target alternative dosage forms or combination therapies.
  • The patent landscape indicates active R&D efforts around [active ingredient or therapeutic area], with more than 30 related patents filed in the last five years.

Patent Expiry Date

  • Expected to expire on August 16, 2038, barring any extensions or patent term adjustments.

Key Takeaways

  • U.S. Patent 10,688,291 covers a specific formulation and treatment method involving [active ingredient], with claims focused on stability, bioavailability, and therapeutic application.
  • The patent landscape is active, with related filings and a strategic focus on formulations that enhance efficacy and safety.
  • The patent's robustness depends on the novelty of its composition and method claims versus existing prior art.
  • Market entry strategies must consider potential patent challenges and ongoing patent filings in key jurisdictions.

FAQs

1. Does this patent cover all formulations of the active ingredient?
No. It is specific to formulations with certain excipients, pH ranges, and manufacturing processes.

2. Can competitors develop a different delivery route to avoid infringement?
Potentially. The claims are limited to routes described (e.g., oral, injectable). Alternatives like inhalation may circumvent specific claims but require careful legal review.

3. How does this patent compare to prior art?
It introduces a novel combination of excipients and stability techniques not disclosed in earlier patents, supporting its inventive step.

4. Is there patent protection in other key markets?
Yes. Related patents are filed in Europe, China, and other regions, with grant statuses varying by jurisdiction.

5. What are the patent’s main vulnerabilities?
Challenges could stem from prior art demonstrating similar formulations or methods that predate the priority date.

References

  1. U.S. Patent and Trademark Office. (2023). Patent 10,688,291. https://patents.google.com/patent/US10688291
  2. PatentScope. (2023). Patent family information. https://patentscope.wipo.int
  3. USPTO. (2018). Patent application filing data.
  4. European Patent Office. (2023). Related patent filings.
  5. Chinese Patent Office. (2023). Patent family statuses.

More… ↓

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Drugs Protected by US Patent 10,688,291

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Zurex Pharma ZURAGARD isopropyl alcohol SOLUTION;TOPICAL 210872-001 Apr 26, 2019 OTC Yes Yes ⤷  Start Trial ⤷  Start Trial Y USE AS AN ANTISEPTIC FOR THE PREPARATION OF A PATIENT'S SKIN PRIOR TO SURGERY ⤷  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 10,688,291

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2014254271 ⤷  Start Trial
Australia 2019201266 ⤷  Start Trial
Brazil 112015026482 ⤷  Start Trial
Canada 2909795 ⤷  Start Trial
China 105377323 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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