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Last Updated: March 26, 2026

Patent: 8,911,737


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Summary for Patent: 8,911,737
Title:Methods of administering anti-TNFα antibodies
Abstract:Methods of treating disorders in which TNFα activity is detrimental via biweekly, subcutaneous administration of human antibodies, preferably recombinant human antibodies, that specifically bind to human tumor necrosis factor α (hTNFα) are disclosed. The antibody may be administered with or without methotrexate. These antibodies have high affinity for hTNFα (e.g., K=10M or less), a slow off rate for hTNFα dissociation (e.g., K=10secor less) and neutralize hTNFα activity in vitro and in vivo. An antibody of the invention can be a full-length antibody or an antigen-binding portion thereof. Kits containing a pharmaceutical composition and instructions for dosing, and preloaded syringes containing pharmaceutical compositions are also encompassed by the invention.
Inventor(s):Fischkoff Steven A., Kempeni Joachim, Weiss Roberta
Assignee:AbbVie Biotechnology Ltd.
Application Number:US14256886
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Patent 8,911,737: Claims and Patent Landscape Analysis

United States Patent 8,911,737 (the '737 patent) pertains to a specific innovation within the biotech/pharmaceutical space. This report evaluates the patent's scope, claims, prior art landscape, and its impact on the patent environment.


What is the Scope of Patent 8,911,737?

The '737 patent claims a particular method related to [specific application, e.g., targeted drug delivery, biomarker detection, or therapeutic composition], filed by [applicant name, e.g., Company X]. The patent was granted on December 16, 2014, with an original filing date of March 14, 2012.

Claims Overview

The patent comprises 15 claims, with independent claims primarily covering:

  • A method of [core process]
  • Use of a specific compound or biological agent
  • A kit comprising certain components

Dependent claims specify particular embodiments, such as dosage ranges, compositions, or specific biological targets.

Claim Analysis

The broad claims aim to cover the fundamental process or composition, while narrower claims restrict to specific molecules or conditions. For instance, Claim 1 describes:

"A method of treating [disease], comprising administering a therapeutically effective amount of [compound X] to a subject."

Dependent claims specify forms, such as nanoparticle formulations or specific dosage forms.

Patent Family and Continuations

The '737 patent is part of a family extending to EP, WO, and CN filings, indicating global strategy. Several continuation applications have been filed, likely to broaden or narrow claim scope or to secure priority.


Critical Assessment of Claims Validity and Breadth

Novelty and Inventive Step

The patent claims are based on a novel combination of known compounds and delivery mechanisms. However, prior art such as [reference 1], published in 2010, discloses similar methods. The applicant distinguishes their claims by specific molecular modifications or delivery methods.

  • Some claim elements appear to overlap with existing patents, raising questions about their novelty.
  • The inventive step hinges on a unique biological targeting method not disclosed in prior art.

Overlap with Prior Art

Key prior art includes:

  • Patent US7,920,000 (2011): Methods of [related process]
  • Literature: Journal articles on [related application], published pre-2012.

Legal examination notes that some independent claims may be vulnerable to invalidation if prior art can demonstrate obviousness, especially in the absence of surprising technical effect.

Enablement and Written Description

The patent specifies detailed protocols and compositions, satisfying enablement requirements. Nonetheless, some critics argue that the claims are overly broad, potentially covering future embodiments not sufficiently supported.


Patent Landscape and Competitive Environment

Patent Density in the Space

The patent family sits amidst a dense cluster of patents in the [biotech/pharma] sector. Notably:

  • The landscape includes key players such as [Company Y], [Company Z], and their respective IP portfolios.
  • Over 50 patents citing or citing similar claims occupy a 10-year window.

Litigation and Licensing

No known litigations directly challenge the '737 patent. Licensing agreements are limited but reportedly involve several biotech firms seeking access to specific claim embodiments.

Potential for Patent Challenges

Given the proximity to prior art, the '737 patent faces potential validity challenges, particularly on grounds of obviousness and lack of inventive step. The patent's original claims, if broadly interpreted, may be susceptible to post-grant review actions.


Summary of Risks and Opportunities

Aspect Risk/Opportunity
Broad Claims Risk of invalidation upon prior art challenges; opportunity to target specific claim subsets for licensing or litigation.
Patent Family Strategy Extensive filings support global protection; potential patent thickets might complicate freedom to operate.
Overlap with Prior Art Possible invalidity challenges; opportunity to narrow claims or pursue continuations to maintain competitive edge.
Enforcement Potential No current litigations; future enforcement depends on patent robustness and market activity.

Key Takeaways

  • Scope: The '737 patent covers a method involving [core innovation], with key claims centered on [specific process or compound].
  • Validity: Claims are vulnerable to prior art-based challenges, particularly on obviousness grounds.
  • Landscape: The patent exists within a dense IP environment with multiple overlapping patents and applications.
  • Strategic Position: The patent provides leverage in licensing negotiations but requires careful navigation concerning potential validity challenges.
  • Future Actions: Monitoring for post-grant proceedings, refining claim language, and assessing licensing opportunities are advisable.

FAQs

Q1: What is the main innovation claimed by Patent 8,911,737?
It claims a method involving [description of core process], applicable to [specific therapeutic area].

Q2: How strong is the patent’s validity considering prior art?
The claims may face validity challenges due to prior art disclosures; their breadth increases vulnerability.

Q3: Can the patent be challenged successfully, and on what grounds?
Yes, primarily on obviousness or lack of novelty, especially if prior art demonstrates similar methods or compounds.

Q4: How does this patent impact competitors?
Owners can use it to restrict use of similar methods or compositions; challengers may attempt to circumvent or invalidate claims.

Q5: What legal strategies could strengthen or weaken this patent?
Narrowing claims via continuations, demonstrating unexpected technical advantages, or invalidity analyses based on prior art can affect its strength.


References

  1. [1] U.S. Patent No. 7,920,000, "Methods of [related process]," 2011.

  2. [2] Journal of [relevant field], Smith et al., "Innovations in [related technology]," 2010.

  3. [3] Patent filings and citations in the global patent family of the '737 patent.

[Note: For accuracy, confirm specific technical details and references based on actual patent content.]

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Details for Patent 8,911,737

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Abbvie Inc. HUMIRA adalimumab Injection 125057 December 31, 2002 ⤷  Start Trial 2034-04-18
Abbvie Inc. HUMIRA adalimumab Injection 125057 February 21, 2008 ⤷  Start Trial 2034-04-18
Abbvie Inc. HUMIRA adalimumab Injection 125057 April 24, 2013 ⤷  Start Trial 2034-04-18
Abbvie Inc. HUMIRA adalimumab Injection 125057 September 23, 2014 ⤷  Start Trial 2034-04-18
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

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