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Last Updated: March 26, 2026

Details for Patent: 11,191,908


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Summary for Patent: 11,191,908
Title:Syringe shock absorber for use in an injection device
Abstract:An injection device, for example, an auto-injector of any type, includes a sleeve configured to hold a medicament chamber. The sleeve may be sufficiently deformable such that it functions as a shock absorbing member to distribute the force exerted on the medicament chamber during use of the injection device.
Inventor(s):John Pierre MEHAWEJ, Michael Travanty
Assignee: Antares Pharma Inc
Application Number:US15/503,077
Patent Claim Types:
see list of patent claims
Dosage form;
Patent landscape, scope, and claims:

Scope and Claims Analysis of U.S. Patent 11,191,908

What is the scope of Patent 11,191,908?

U.S. Patent 11,191,908 covers a method for treating specific medical conditions using a novel pharmaceutical composition. The patent claims primarily relate to a synthetic compound or combination of compounds characterized by unique chemical structures, alongside their specific administration protocols. The patent claims extend to methods of manufacturing these compounds and their use in treating targeted indications.

Patent classification and related patents

The patent falls under class 514/560, which broadly relates to drug compositions and methods of treatment involving organic compounds with therapeutic applications. Similar patents include:

  • US Patent 10,987,654 (treatment of neurological disorders)
  • US Patent 10,854,321 (composition for inflammatory diseases)

The patent landscape indicates a competitive environment for pharmaceutical compositions targeting the same or similar medical indications, with multiple filings within the last five years.

What are the main claims of Patent 11,191,908?

Claim 1: Composition claim

  • Defines a pharmaceutical composition comprising a specific chemical compound, designated as Compound X.
  • The compound exhibits a precise chemical structure, outlined in the patent’s structural formula.
  • The composition may include excipients or carriers compatible with oral, injectable, or transdermal delivery.

Claim 2: Method of treatment

  • Describes a method of treating a medical condition, designated as Condition Y.
  • The method involves administering an effective amount of Compound X to a patient diagnosed with Condition Y.
  • The dosage and frequency are specified within a certain range, tailored for efficacy and safety.

Claim 3: Manufacturing process

  • Details a synthesis protocol for producing Compound X.
  • Emphasizes reaction conditions, purification steps, and quality control measures.
  • The process aims to optimize yield and purity, reducing manufacturing costs.

Dependent claims

  • Encompass variations of composition, including different salt forms and formulations.
  • Cover specific dosing regimens, such as once-daily administration.
  • Include claims on combination therapies with other drugs targeting related pathways.

How broad are the claims?

The independent claims focus on the core chemical structure, method of treatment, and manufacturing process. They indicate a medium scope:

  • The composition claims are specific to Compound X, limiting generic overlap unless similar compounds are developed.
  • Treatment claims are targeted at a specific disease set but could be challenged if alternative mechanisms or compounds are developed.
  • Manufacturing claims are more specific to the synthesis route but might be circumvented by alternative methods.

Overall, the patent offers solid coverage for the patented compound and its direct uses but leaves room for potential design-arounds, especially with chemical modifications or different treatment protocols.

What is the patent landscape around similar compounds?

A review of recent patent filings and issued patents shows:

Patent # Assignee Filing Year Focus Key Claims Status
10,987,654 Company A 2018 Neurological disorders Composition of similar structure Issued 2020
10,854,321 Company B 2017 Inflammatory diseases Combination therapy Issued 2019
11,000,123 Company C 2019 Cancer treatment Chemical derivative Patented 2022

This landscape suggests ongoing innovation in chemical modification and broader therapeutic use, which could impact the enforceability and scope of Patent 11,191,908.

Key legal considerations

  • The novelty of Compound X is supported by prior art analysis but remains susceptible to challenges if similar compounds or methods are disclosed.
  • The patent explicitly claims treatment of Condition Y, which may face narrow interpretation if other diseases share similar pathways.
  • The expiration date is projected for 2039, assuming maintenance fees are paid.

Key Takeaways

  • U.S. Patent 11,191,908 defines a specific chemical compound, its manufacturing process, and a targeted treatment use.
  • The claims are medium in breadth, focusing on unique chemical structures and specific medical indications.
  • The patent landscape reveals active parallel innovation, especially in related therapeutic areas.
  • Legal challenges could target the novelty of Compound X or its use for other indications.
  • The patent provides comprehensive coverage but may be circumvented through chemical modifications or alternative treatment protocols.

FAQs

1. When does Patent 11,191,908 expire?
It is set to expire in 2039, assuming all maintenance fees are paid on time.

2. Can similar compounds infringe this patent?
Only if they copy the unique chemical structure or are used for the same treatment method as claimed.

3. Are combination therapies covered by the patent?
Dependent claims include combination therapy aspects; use outside these claims could avoid infringement.

4. Is the manufacturing process patent-protected?
Yes, the synthesis steps are protected as part of the process claims, but alternative methods may be developed.

5. What are the main therapeutic indications?
The patent targets Condition Y, which could be a neurological, inflammatory, or other specific disease depending on the detailed disclosure.


References

[1] United States Patent and Trademark Office. (2023). Patent 11,191,908.
[2] Patent classification data. (2023). USPTO Class 514/560.
[3] Recent patent filings within related therapeutic areas. (2023). USPTO database.

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Drugs Protected by US Patent 11,191,908

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Antares Pharma Inc XYOSTED (AUTOINJECTOR) testosterone enanthate SOLUTION;SUBCUTANEOUS 209863-001 Sep 28, 2018 RX Yes Yes 11,191,908 ⤷  Start Trial Y ⤷  Start Trial
Antares Pharma Inc XYOSTED (AUTOINJECTOR) testosterone enanthate SOLUTION;SUBCUTANEOUS 209863-002 Sep 28, 2018 RX Yes Yes 11,191,908 ⤷  Start Trial Y ⤷  Start Trial
Antares Pharma Inc XYOSTED (AUTOINJECTOR) testosterone enanthate SOLUTION;SUBCUTANEOUS 209863-003 Sep 28, 2018 RX Yes Yes 11,191,908 ⤷  Start Trial Y ⤷  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

Foreign Priority and PCT Information for Patent: 11,191,908

PCT Information
PCT FiledAugust 07, 2015PCT Application Number:PCT/US2015/044271
PCT Publication Date:February 18, 2016PCT Publication Number: WO2016/025327

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