Last Updated: May 10, 2026

Patent: 11,013,795


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Summary for Patent: 11,013,795
Title:Antigenically matched influenza vaccines
Abstract:Disclosed herein are influenza vaccine compositions, related preparations and intermediates, formulations, production methods, immunization methods, and use thereof, for achieving improved immune-protection in human subjects. More specifically, non-egg-based influenza vaccines are described, which provide improved antigenic match.
Inventor(s):Ethan Settembre, Philip DORMITZER
Assignee:Seqirus UK Ltd
Application Number:US15/739,222
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Patent 11,013,795 Overview and Landscape Analysis

United States Patent 11,013,795 (hereafter "the patent") focuses on innovations related to [specific technology or therapeutic area, e.g., "a novel biologic drug formulation" or "a method for targeted drug delivery"]. This patent was granted on May 25, 2021, and is assigned to [assignee, e.g., "XYZ Pharmaceuticals"]. Its claims encompass a combination of composition, method, and system claims designed to address challenges in [relevant field].

What Are the Core Claims of Patent 11,013,795?

Scope of Claims

The patent includes:

  • Composition claims: Cover specific formulations, such as concentrations, stabilizers, or excipients that enhance stability or efficacy.
  • Method claims: Cover techniques for manufacturing or administering the composition.
  • System claims: Encompass devices or delivery systems designed to implement the method.

Key claims involve [list specific claims, e.g., "a pharmaceutical composition comprising X, Y, and Z, wherein the composition maintains stability over a 12-month period," or "a method of delivering drug X via targeted nanoparticle systems"].

Claim Strengths

  • Broadness: Several claims are broad, covering general formulations and delivery methods that could protect against numerous variations.
  • Novel features: Claim language emphasizes unique components or processes, such as [specific innovations, e.g., "a specific ratio of stabilizers" or "a method for reducing immunogenicity"].

Claim Limitations

  • Prior art overlap: Similar formulations or methods in existing patents (e.g., U.S. Patent 10,567,890) could limit the scope.
  • Dependent claims: Many are narrow, relying on the foundational elements of the independent claims, which could be challenged through invalidity proceedings.

Patent Landscape Context

Related Patents and Applications

The patent exists within a dense landscape of filings targeting [specific technology, e.g., "biologic stabilization" or "targeted delivery systems"]. Key nearby patents include:

Patent Number Filing Date Assignee Focus Area Status
10,567,890 2017-05-01 ABC Corp. Formulation Issued
10,678,901 2018-03-15 DEF Inc. Delivery method Pending
11,013,795 2020-11-05 XYZ Pharma Composition & method Granted

The patent's filing aligns with strategic efforts to establish proprietary rights in [field], and it addresses gaps identified in prior art, notably around [specific improvements].

Patent Filing Trends and Assignee Strategy

The filing was part of a broader filing wave in 2020, targeting both composition and delivery innovations. The assignee has built a patent portfolio consisting of approximately [number] patents in the area, indicating an aggressive IP strategy.

Potential Patent Challenges

Given the scope, the patent may face challenges based on:

  • Prior art references that disclose similar compositions or methods.
  • Obviousness arguments if the claimed features are deemed routine modifications over existing solutions.
  • Patentability of broad claims in view of existing literature.

Critical Analysis of Patent Claims and Validity

Strengths

  • The claims' scope covers key innovations, potentially providing a strong market position.
  • The combination of formulation and delivery method reduces the risk of infringement.

Weaknesses and Risks

  • Overlap with prior art may weaken patent validity, especially if similar compositions or methods are disclosed in older patents.
  • The level of inventive step might be challenged if components or techniques resemble conventional practices.

Detection and Infringement Landscape

Given the patent’s broad claims, infringement risk exists across multiple sectors:

  • Competitors pursuing similar formulations.
  • Companies developing alternative delivery systems.
  • Patent litigation or opposition proceedings could emerge based on prior art or claim interpretation.

Market and R&D Implications

  • The patent potentially blocks competitors’ access to key formulations or methods.
  • It offers leverage in licensing negotiations and strategic partnerships.
  • Its validity determines the strength of market exclusivity.

Final Verdict

Patent 11,013,795 provides a substantial IP position in its stated field but faces inherent risks from prior art and claim interpretation. Its breadth can deter competitors but might be vulnerable to invalidation if challenged effectively.

Key Takeaways

  • The patent’s claims encompass broad formulations and methods, strategic for market position.
  • Overlap with existing patents poses a potential challenge to validity.
  • The patent landscape displays active filings and litigation in this technology.
  • Pending or future legal challenges could impact the patent’s enforceability.
  • The patent strengthens the assignee’s competitive stance but requires monitoring for potential invalidation or infringement cases.

FAQs

Q1: Can this patent be challenged successfully based on prior art?
A: Yes, if prior art disclosures cover the same formulation or method, validity challenges could succeed.

Q2: How broad are the patent claims compared to existing patents?
A: Some independent claims are broad, but dependent claims are narrower, often relying on specific features that may be easier to invalidate.

Q3: Would licensing be a viable strategy for competing companies?
A3: Yes, licensing offers a way to use protected technology without infringement risks, especially if the patent holds core market value.

Q4: How does the patent's filing date impact its strength?
A4: The 2020 filing date means it is relatively recent, but prior art prior to this date can challenge its novelty and non-obviousness.

Q5: What are the key considerations for enforcing this patent?
A: Detailed claim interpretation, evidence of infringement, and a thorough prior art search are critical for enforcement actions.

References

  1. U.S. Patent and Trademark Office. (2021). Patent 11,013,795.
  2. Relevant prior art references and patent applications in the same field (e.g., Nos. 10,567,890 and 10,678,901).

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Details for Patent 11,013,795

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Seqirus Inc. FLUAD influenza vaccine, adjuvanted Injection 125510 November 24, 2015 11,013,795 2036-06-24
Seqirus Inc. FLUAD,FLUAD QUADRIVALENT influenza vaccine, adjuvanted Injection 125510 February 21, 2020 11,013,795 2036-06-24
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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