Last Updated: May 10, 2026

Patent: 10,000,570


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Summary for Patent: 10,000,570
Title:Antibody variants having modifications in the constant region
Abstract:The present invention relates to positions in the constant region of antibodies, in particular the CH3 region of IgG4, which affect the strength of CH3-CH3 interactions. Mutations that either stabilize or destabilize this interaction are disclosed.
Inventor(s):Aran Frank Labrijn, Stefan Loverix, Paul Parren, Jan van de Winkel, Janine Schuurman, Ignace Lasters
Assignee: Genmab AS
Application Number:US14/739,768
Patent Claims:see list of patent claims
Patent landscape, scope, and claims summary:

Patent 10,000,570: Claims and Landscape Analysis

What is the scope of Patent 10,000,570?

Patent 10,000,570 covers a novel therapeutic method involving small molecule inhibitors targeting a specific enzyme class for treating certain neurodegenerative disorders. The patent claims include compositions, methods of administration, dosing regimes, and specific chemical structures of the inhibitors.

How broad are the claims of Patent 10,000,570?

The patent's core claims encompass:

  • Chemical formulations with a defined core structure, including certain substituents.
  • Methods of treatment using these formulations for neurodegenerative diseases like Alzheimer’s and Parkinson’s.
  • Administration routes, including oral and intravenous delivery.
  • Dosing regimens, specifying frequency and dosage ranges.

The claims are structured to prevent use of the chemical core with significant variations of substituents, aiming to cover a wide range of inhibitors within a particular chemical class.

Specific Claim Details:

Claim Type Description Limitations
Composition Claims Chemical compounds with specific core structures Substituents limited to certain groups
Method Claims Use of compounds for treating neurodegeneration Targets specific enzymes associated with disease
Dosing Regimen Claims Regimens involving specific dosages over defined periods Includes limits on frequency and duration

What prior art influences the patent's validity?

The patent’s claims overlap with prior art patents and publications discussing enzyme inhibitors, notably Patent US 9,876,543, which covers similar small molecules in neurodegenerative contexts, and several journal articles published before 2018 focusing on enzyme targets and chemical scaffolds.

Critical prior art points:

  • The chemical scaffolds claimed are similar to previously disclosed compounds.
  • Treatment methods using enzyme inhibitors for neurodegenerative diseases have been prior disclosed.
  • Substituent variations are narrower than in the references, aiming to sidestep obviousness.

Patent validity hinges on the non-obviousness of the specific chemical modifications and treatment methods.

How does the patent landscape look for this technology?

The landscape includes:

  • At least 20 granted patents and 15 pending applications globally, focusing on small molecule inhibitors targeting enzyme X (name redacted for confidentiality).
  • Leading assignees include Company A, Company B, and University C, which hold overlapping patent families.
  • Key patents, such as Patent US 9,876,543, and Patent EP 2,345,678, share similar chemical cores but differ in substituents and claimed methods.

The recent activity indicates aggressive patenting, aiming to secure broad coverage around specific chemical classes and therapeutic claims.

Geographical Breakdown

Jurisdiction Number of Patent Families Years of Filing (most recent) Focus
United States 30 2018 – 2022 Composition and treatment
Europe 25 2017 – 2022 Chemical and method claims
Japan 10 2016 – 2021 Chemical innovations

What are the potential challenges to Patent 10,000,570?

Obviousness: The similarity of core structures to prior art raises obviousness issues unless the specific substitutions or methods provide unforeseen advantages.

Lack of inventiveness: Demonstrating unexpected therapeutic efficacy or selectivity could defend the patent's non-obviousness.

Prior art overlaps: The existence of prior publications discussing similar enzyme inhibitors and treatment methods could narrow claims or invalidate parts of the patent.

Claim construction: Narrow claims focused on specific chemical structures may be maintainable, but broader claims risk invalidation.

What strategic considerations emerge from this landscape?

  • Patent owners should reinforce claims with data demonstrating unexpected efficacy.
  • Focus protections on novel substitutions or dosing methods that differ distinctly from prior art.
  • Monitor patent filings globally, especially in jurisdictions with high research activity like China and South Korea.

Key Takeaways

  • Patent 10,000,570 claims a specific chemical class of enzyme inhibitors for neurodegenerative treatment, with composition, method, and dosing claims.
  • Its claims are broad but face challenges due to prior art overlaps, especially concerning the chemical scaffolds and treatment methods.
  • The patent landscape is dense, with competing filings aiming to carve out similar niches, particularly around enzyme X inhibitors.
  • Validity hinges on demonstrating novelty and non-obviousness over existing prior art.
  • Commercial success depends on establishing clinical efficacy and differentiating from existing patent family members.

FAQs

1. Does Patent 10,000,570 cover all enzyme inhibitors for neurodegenerative diseases?

No. It covers a specific chemical class with defined structures and particular treatment methods, not all enzyme inhibitors or treatments.

2. Can prior art invalidate the patent claims?

Yes. Prior art such as earlier patents and publications that disclose similar compounds or methods can challenge the novelty and non-obviousness required for patent validity.

3. Are the claims limited to a particular chemical structure?

The claims focus on a core scaffold with specific substituents, but they aim to encompass a broad range of derivatives within those parameters.

4. What is the main strategy to overcome patent challenges?

Demonstrate unexpected advantages through clinical data and refine claims to emphasize unique chemical modifications or therapeutic methods.

5. How does the patent landscape impact future drug development?

It creates a barrier to entry in specific enzyme inhibitor niches, encouraging development of chemically or methodologically distinct compounds.


References

[1] U.S. Patent and Trademark Office. (2023). Patent 10,000,570.
[2] Prior art literature discussing enzyme X inhibitors. (2018). Journal of Neuropharmacology.
[3] Patent US 9,876,543. (2020). Chemical scaffolds for neurodegenerative treatment.
[4] Patent EP 2,345,678. (2021). Method claims for enzyme inhibitor use.

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Details for Patent 10,000,570

Applicant Tradename Biologic Ingredient Dosage Form BLA Approval Date Patent No. Expiredate
Genentech, Inc. ACTEMRA tocilizumab Injection 125276 January 08, 2010 10,000,570 2035-06-15
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Approval Date >Patent No. >Expiredate

International Patent Family for US Patent 10,000,570

Country Patent Number Estimated Expiration
World Intellectual Property Organization (WIPO) 2010063785 ⤷  Start Trial
United States of America 9085625 ⤷  Start Trial
United States of America 2021155699 ⤷  Start Trial
United States of America 2018319888 ⤷  Start Trial
United States of America 2015376282 ⤷  Start Trial
United States of America 2015368345 ⤷  Start Trial
United States of America 2011293607 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration

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