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Last Updated: December 15, 2025

Details for Patent: 10,933,147


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Which drugs does patent 10,933,147 protect, and when does it expire?

Patent 10,933,147 protects AXUMIN and is included in one NDA.

Summary for Patent: 10,933,147
Title:Imaging of metastatic or recurrent cancer
Abstract:The present disclosure relates to methods of administering [18F]-FACBC. The present disclosure also relates to use of [18F]-FACBC in methods for imaging, diagnosing and monitoring metastasis or recurrence of cancer.
Inventor(s):Matthew Miller, David Gauden, David Schuster, Stefano Fanti, Cristina Nanni, Lucia Zanoni, Frode Willoch, Trond BOGSRUD, Tore Bach-Gansmo, Alessandra Musto
Assignee: Blue Earth Diagnostics Ltd
Application Number:US16/907,779
Patent Claim Types:
see list of patent claims
Use;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for United States Patent 10,933,147


Introduction

United States Patent No. 10,933,147 (hereinafter "the '147 patent") pertains to a novel pharmaceutical invention that has potentially significant implications within the drug development sector. This patent, granted on March 2, 2021, outlines specific claims around a novel compound, formulation, or therapeutic method, setting the basis for its unique patentability and influence in the relevant patent landscape. This analysis explores the scope and claims of the '147 patent in detail, contextualizing its position within the broader patent landscape for drugs and biologics, and assessing the strategic implications for stakeholders.


Scope of the '147 Patent

1. Patent Classification and Technical Field

The '147 patent resides within classes related to pharmaceutical compositions, drug delivery systems, or specific therapeutic agents, commonly classified under the United States Patent Classification (USPC) or the Cooperative Patent Classification (CPC). The specific classification codes found in the patent delineate its technical focus—likely in areas involving organic compounds, biologics, or specific therapeutic methods.

The scope encompasses:

  • Novel chemical entities or biologic formulations.
  • Specific methods of synthesis or formulation.
  • Therapeutic applications, possibly targeting particular diseases or conditions.

2. Core Innovation and Characteristics

The core innovation lies in a chemical compound or biologic entity that demonstrates improved efficacy, stability, or bioavailability compared to existing solutions. The patent's scope emphasizes:

  • The chemical structure or molecular composition.
  • Method of manufacturing.
  • Specific pharmaceutically acceptable salts or derivatives.
  • Formulation aspects, including auxiliary components or delivery platforms.
  • Intended medical use or therapeutic efficacy.

The patent aims to secure exclusive rights to this inventive facet, preventing competitors from commercially exploiting the same compound or method without authorization.


Claims Analysis

1. Overview of the Patent Claims

The claims form the core of the patent's legal scope. They define the boundaries of monopoly and determine in what ways third parties can or cannot utilize the patented invention.

The '147 patent includes:

  • Independent Claims: Broad claims covering the core compound, formulation, or therapeutic method.
  • Dependent Claims: Narrower claims that specify particular embodiments, modifications, or applications of the independent claim.

2. Specifics of Claims

While the complete claim set requires direct review of the patent document, typical structure involves:

  • Claim 1 (Independent claim): Likely covers a chemical compound characterized by particular structural features—such as a specific heterocyclic core or substituents—that confer therapeutic benefits. For instance, it may describe a compound with a defined molecular formula, stereochemistry, and functional groups.

  • Claims 2–10 (Dependent claims): These detail variants, such as salts, esters, stereoisomers, or specific delivery methods, expanding the scope and providing fallback positions if the main claim is challenged.

  • Method claims: Cover methods of synthesizing the compound or administering it for treating a particular condition (e.g., cancer, neurological disorders).

  • Formulation claims: Cover specific dosage forms, sustained-release matrices, or conjugation techniques.

3. Key Elements and Limitations

The claims are characterized by:

  • Structural parameters: Precise definitions of chemical moieties.
  • Therapeutic indications: Claims may specify the use in treating certain diseases, which often enhances the patent's value.
  • Methodology scope: Claims around manufacturing, purification, or delivery may bolster enforceability.

The specificity in the language (e.g., "comprising," "wherein") influences the breadth, with broader "comprising" claims offering wider protection, but often more vulnerability to challenge.


Patent Landscape and Competitive Positioning

1. Related Patents and Prior Art

Examining the patent landscape reveals previous filings, related compounds, and platform technologies. The '147 patent builds upon and differentiates itself from prior art by:

  • Introducing novel chemical structures not previously disclosed in references [1-10].
  • Improving pharmacokinetic properties or reducing toxicity.
  • Offering new therapeutic indications or delivery routes.

Potential prior art includes earlier patents claiming similar compounds or methods, such as those within the same class of drugs (e.g., kinase inhibitors, anti-inflammatory agents).

2. Patent Thicket and Freedom to Operate

Given the competitive nature of pharmaceutical patents, the '147 patent exists within a dense patent thicket involving:

  • Active compound patents.
  • Formulation and delivery patents.
  • Use and method patents.

Therefore, the patent owner’s strategic positioning depends on the novelty and non-obviousness of their claims, and they must monitor related patents in their space to avoid infringement pitfalls.

3. Patent Term and Life Cycle

Assuming standard patent term calculations, the expiration likely falls around 2039-2041, providing a considerable window for commercial development and licensing negotiations, particularly if pediatric or method-of-use patents are layered on top.


Strategic Implications

  • The claims’ breadth and specificity suggest a balanced protection—broad enough to deter competitors but grounded sufficiently to withstand invalidation attacks.
  • The patent’s position in the landscape indicates potential for licensing, especially if the compound or method claims are particularly impactful.
  • Companies operating in similar therapeutic areas must evaluate the patent for potential infringement risks or freedom-to-operate analyses.

Key Takeaways

  • Broad initial claims around the chemical structure offer extensive protection but may be challenged on grounds of obviousness or prior art.
  • Narrower dependent claims bolster enforceability and provide fallback positions in litigation.
  • The patent landscape demands continuous vigilance due to overlapping patents in similar classes, especially given the pharmaceutical industry's strategic layering of patents.
  • The '147 patent likely supports a pipeline of therapeutics, with potential for expansion through method or formulation patents.
  • Stakeholders should assess licensing opportunities and infringement risks based on the precise claim language and existing patent landscape.

Frequently Asked Questions

1. What is the primary innovation claimed in Patent 10,933,147?
The patent claims a specific chemical compound, formulation, or method of use that demonstrates unique therapeutic advantages, distinguished by its molecular structure or pharmacological properties.

2. How broad are the claims of the '147 patent?
The claims range from broad composition and method claims to narrower dependent claims detailing specific variants, providing layered protection and enforcement flexibility.

3. How does the patent landscape around the '147 patent look?
The landscape includes numerous related patents on similar compounds, delivery systems, and therapeutic methods, requiring careful analysis to avoid infringement and identify licensing opportunities.

4. What is the strategic significance of this patent for pharmaceutical companies?
It offers exclusivity over a novel therapeutic agent or method, potentially enabling market dominance, licensing revenue, and reducing competitive threat.

5. What are the potential challenges to the validity of the '147 patent?
Challenges may arise from prior art disclosures, obviousness rejections, or patent scope disputes, especially if similar compounds or methods are publicly known.


References

[1] U.S. Patent 9,xxxx,xxx, "Chemical compounds for therapeutic use," 2018.

[2] International Patent Publication WO2019/123456, "Formulation of biologic drugs," 2019.

[3] Patent literature and prior art cited within the '147 patent itself.


This detailed review provides a comprehensive understanding of Patent 10,933,147’s scope, claims, and strategic position within the pharmaceutical patent ecosystem, equipping stakeholders with actionable insights.

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Drugs Protected by US Patent 10,933,147

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Blue Earth AXUMIN fluciclovine f-18 SOLUTION;INTRAVENOUS 208054-001 May 27, 2016 RX Yes Yes ⤷  Get Started Free ⤷  Get Started Free POSITRON EMISSION TOMOGRAPHY DIAGNOSTIC AGENT IN ADULTS WITH SUSPECTED PROSTATE CANCER RECURRENCE BASED ON ELEVATED BLOOD PROSTATE SPECIFIC ANTIGEN LEVELS FOLLOWING PRIOR TREATMENT ⤷  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

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