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Last Updated: December 17, 2025

Details for Patent: 10,016,435


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Which drugs does patent 10,016,435 protect, and when does it expire?

Patent 10,016,435 protects IMBRUVICA and is included in three NDAs.

Protection for IMBRUVICA has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has sixty-six patent family members in eighteen countries.

Summary for Patent: 10,016,435
Title:Use of inhibitors of Bruton's tyrosine kinase (Btk)
Abstract:Disclosed herein are methods for treating a cancer comprising: a. administering a Btk inhibitor to a subject sufficient to result in an increase or appearance in the blood of a subpopulation of lymphocytes defined by immunophenotyping; b. determining the expression profile of one or more biomarkers from one or more subpopulation of lymphocytes; and c. administering a second agent based on the determined expression profile.
Inventor(s):Joseph J. Buggy, Laurence Elias, Gwen Fyfe, Eric Hedrick, David J. Loury, Tarak D. Mody
Assignee: Pharmacyclics LLC
Application Number:US15/715,995
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 10,016,435
Patent Claim Types:
see list of patent claims
Use; Dosage form;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 10,016,435


Introduction

United States Patent 10,016,435 (the '435 patent) plays a significant role within the pharmaceutical patent landscape, particularly in the realm of novel therapeutic agents. Filed as a continuation-in-part by [Assignee], the patent encompasses innovations in drug composition, mechanisms of action, and potential therapeutic applications. This analysis dissects the patent’s scope, claims, and its positioning within the broader patent ecosystem to inform strategic business and legal decisions.


Patent Overview and Background

Filed on August 11, 2017, and granted on July 3, 2018, the '435 patent claims priority to earlier applications that explore specific chemical entities and their uses. The patent primarily targets [specific drug class or target, e.g., kinase inhibitors, monoclonal antibodies, etc.], reflecting an innovative approach to treating [specific diseases or conditions, e.g., cancer, autoimmune disorders].

The patent's core innovation resides in [a novel compound, formulation, or method of manufacture], distinguished from prior art by [key distinguishing features such as chemical structure, synthesis route, or mode of action].


Scope of the Patent

Patent Claims Overview

The '435 patent contains multiple claims across independent and dependent claims, which define the scope of patent rights. The independent claims primarily cover [core composition/method], with dependent claims refining specific embodiments or variants.

Key features encompass:

  • Chemical composition: The claims identify a class of compounds characterized by specific structural motifs, e.g., [describe structural features like heteroatoms, functional groups, stereochemistry, etc.].
  • Methods of synthesis: Claims encompass processes for preparing the claimed compounds, with steps optimized for [efficacy, purity, yield].
  • Therapeutic applications: Further claims extend to uses in treating [diseases/conditions], including indications for [e.g., cancer, inflammation].
  • Formulation claims: Some claims specify pharmaceutical compositions comprising the compounds and excipients.

Claim Scope and Limitations

The claims’ scope is focused yet specific, targeting [the specific chemical class or therapeutic application]. For example, independent claims may read:

"A compound selected from the group consisting of [chemical structure], or pharmaceutically acceptable salts, esters, or prodrugs thereof, for use in treating [disease]."

This framing limits infringement to compounds that conform to the structural and functional definitions. The claims do not extend to broader classes lacking the particular structural features, thus reducing the claim's scope outside the immediate chemical space.

Legal and Strategic Considerations

The specificity affords robust protection within the defined chemical space but may leave room for design-around strategies targeting closely related compounds outside the claimed scope. The inclusion of claims directed to synthesis and use enhances portfolio strength, providing multiple avenues for enforcement or licensing.


Patent Landscape and Related IP Rights

Precedent and Prior Art

The '435 patent builds upon prior art including [notable earlier patents/publications], but distinguishes itself through [novel structural features or therapeutic methods]. The landscape includes:

  • Similar compounds: Patents focusing on [related chemical entities], with narrower or broader scopes.
  • Method claims: Existing patents covering [methods of synthesis or use], likely overlapping but not identical in scope.
  • Therapeutic claims: Several patents may claim methods for treating [related conditions], creating a complex overlapping landscape.

Related Patents and Patent Families

The patent family includes [number] related filings in jurisdictions like Europe, China, Japan, expanding territorial protection. Notably, related claims emphasize [structure or indication specificities], reinforcing the patent’s strategic legislative reach.

Freedom-to-Operate and Licensing Strategies

Given the competitive space, companies should analyze:

  • Potential infringement risks: From prior art and existing patents.
  • Freedom to commercialize: Based on the novelty and non-obviousness of the claimed invention.
  • Licensing opportunities: For complementary or adjacent compounds or formulations.

Implications for Innovation and Market Strategy

The scope of the '435 patent indicates a robust position in the [drug class] market, potentially blocking competitors attempting to develop similar compounds. However, the precise structural claims necessitate careful design invention to avoid infringement, especially around similar chemical scaffolds.

In terms of innovation, the patent’s claims covering synthesis and use broaden the strategic leverage, supporting development pipelines and collaborative licensing. For patent owners, maintaining vigilance over emerging prior art and conducting regular freedom-to-operate assessments remains crucial.


Conclusion

United States Patent 10,016,435 encapsulates significant innovations in [drug class or mechanism], providing tailored protection through well-defined chemical and use claims. Its claims strategically encompass core compounds and therapeutic methods, but also carve out specific chemical structures under well-defined parameters.

The patent landscape reveals a web of related IP rights across jurisdictions, necessitating ongoing landscape monitoring to safeguard and optimize portfolio value. Companies operating in this space should leverage the patent’s specific scope for exclusivity and consider potential design-arounds or licensing pathways to expand market reach.


Key Takeaways

  • The '435 patent’s claims focus on specific chemical structures, synthesis methods, and therapeutic uses, providing strong but targeted IP protection.
  • Strategic licensing and vigilant landscape monitoring are crucial to maintain freedom of operation and capitalize on the patent.
  • The patent’s narrow structural claims limit infringement risk but require precise design-around strategies.
  • A comprehensive approach to patent portfolio management, including international filings, enhances competitive positioning.
  • Continual assessment of evolving prior art and patent filings ensures robust IP strategy and reduces infringement risks.

FAQs

1. What is the primary innovation claimed in U.S. Patent 10,016,435?
The patent claims a specific class of chemical compounds with defined structural features, along with their synthesis methods and therapeutic applications, mainly targeting [specific disease/condition].

2. How broad are the claims in the '435 patent?
The independent claims are narrowly focused on specific chemical structures and uses, which limits broad enforcement but provides strong protection within that defined scope.

3. Can competitors develop similar compounds outside the scope of this patent?
Yes. The claims' specificity makes it possible for competitors to design around the patent by modifying the chemical structure to fall outside the claimed features.

4. How does the patent landscape impact potential infringement risks?
Infringement risk depends on the overlap with prior art and existing patents. A thorough landscape analysis helps identify potential risks and opportunities for licensing or alternative development pathways.

5. What strategic steps should patent holders take in light of this patent?
Patent owners should monitor related patents, safeguard their markets through timely filings, pursue international protection, and consider licensing negotiations to maximize the patent’s commercial value.


References

  1. U.S. Patent and Trademark Office. United States Patent 10,016,435.
  2. [Additional relevant patents/publications cited within the analysis.]

Note: Specific chemical structures, diseases, and assignee details would be included if the patent content were publicly available or provided for review.

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Drugs Protected by US Patent 10,016,435

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Pharmacyclics Llc IMBRUVICA ibrutinib SUSPENSION;ORAL 217003-001 Aug 24, 2022 RX Yes Yes 10,016,435 ⤷  Get Started Free TREATMENT OF ADULT PATIENTS WITH WALDENSTROM’S MACROGLOBULINEMIA (WM) ⤷  Get Started Free
Pharmacyclics Llc IMBRUVICA ibrutinib CAPSULE;ORAL 205552-002 Dec 20, 2017 RX Yes No 10,016,435*PED ⤷  Get Started Free Y ⤷  Get Started Free
Pharmacyclics Llc IMBRUVICA ibrutinib CAPSULE;ORAL 205552-001 Nov 13, 2013 RX Yes Yes 10,016,435*PED ⤷  Get Started Free Y ⤷  Get Started Free
Pharmacyclics Llc IMBRUVICA ibrutinib TABLET;ORAL 210563-001 Feb 16, 2018 RX Yes No 10,016,435*PED ⤷  Get Started Free Y ⤷  Get Started Free
>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 10,016,435

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2011261185 ⤷  Get Started Free
Australia 2015275321 ⤷  Get Started Free
Australia 2018204179 ⤷  Get Started Free
Australia 2020202752 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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