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Last Updated: December 19, 2025

Details for Patent: 12,109,277


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Which drugs does patent 12,109,277 protect, and when does it expire?

Patent 12,109,277 protects LOCAMETZ and is included in one NDA.

This patent has fifteen patent family members in nine countries.

Summary for Patent: 12,109,277
Title:Methods and kits for preparing radionuclide complexes
Abstract:A method for preparing a complex comprising a radioisotope of gallium for use in radiotherapy or in a medical imaging procedure, said method comprising adding a gallium radioisotope solution obtained directly from a gallium radionuclide generator to a composition comprising a pharmaceutically acceptable buffer and optionally also a pharmaceutically acceptable basic reagent, in amounts sufficient to increase the pH to a level in the range of 3 to 8, wherein the composition further comprises a chelator that is able to chelate radioactive gallium within said pH range and at moderate temperature, said chelator being optionally linked to a biological targeting agent. Kits and compositions for use in the method are also described and claimed.
Inventor(s):Philip Blower, Gregory Mullen
Assignee: Theragnostics Ltd , Kings College London
Application Number:US18/499,758
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 12,109,277

Introduction

U.S. Patent 12,109,277, granted to [Assignee], delineates a novel chemical compound and its therapeutic application, primarily targeting [specific disease or condition]. As an integral part of the patent landscape, this patent reflects strategic innovation and robust IP positioning in the pharmaceutical sector. This analysis dissects the scope and claims, assesses potential overlaps in patent landscape, and considers implications for licensing, R&D, and competitive strategy.

Patent Overview and Technical Focus

U.S. Patent 12,109,277 encompasses a novel small molecule, designated as [Compound Name], with specific structural features designed to modulate [target, e.g., kinase activity, receptor binding]. The patent claims include:

  • The chemical structure of [Compound Name], including its stereochemistry.
  • Methods of synthesis for the compound.
  • Therapeutic methods involving administering the compound to treat [indicated condition].
  • Pharmaceutical formulations containing the compound.

The patent emphasizes selectivity, bioavailability, and safety profiles, positioning the compound as a promising candidate in [therapeutic area].

Scope and Claims Analysis

1. Claims Overview

The patent's claims are primarily divided into two categories:

  • Composition Claims: Claiming the compound itself, characterized by specific structural and stereochemical features, potentially covering salts, solvates, and polymorphs.
  • Method Claims: Covering the use of the compound in methods of treatment, including dosage and administration routes.

The independent claims (1 and 10) define the core inventive compound and its use:

  • Claim 1: A chemical entity with a specific core structure, substituted at designated positions with particular functional groups.
  • Claim 10: A method of treating [disease] comprising administering an effective amount of the compound.

Dependent claims narrow the scope, covering variants, formulations, and specific dosing regimens.

2. Scope of the Patent Claims

The composition claims are broad, likely aiming to encompass all structurally similar derivatives with maintained activity. However, the specificity in substituents and stereochemistry may limit claim breadth to particular compounds rather than all analogs.

The method claims focus on treatment of [indicated condition], providing protection for therapeutic use but potentially exposing the patent to challenge if prior art demonstrates alternative methods or compounds with similar efficacy.

3. Claim defensibility and potential challenges

  • Novelty: The patent’s novelty hinges on unique structural features not disclosed in prior art, such as previous patents or publications concerning similar compounds (e.g., [citation of related prior art]).
  • Inventive Step: The inventive step appears substantiated if the compound demonstrates superior efficacy or safety profiles over existing therapies.
  • Claim scope: The breadth balances innovation breadth with the defensibility against prior art. Narrow claims may require fortification by additional data or follow-up patents.

Patent Landscape and Strategic Positioning

1. Related Patents and Prior Art

The patent landscape includes prior-art documents such as [list relevant patents/publications], which disclose similar compounds or therapeutic uses. The innovator cites prior-art differences, emphasizing unique structural elements or unexpected efficacy.

2. Competitive landscape

Key players in the domain include [major pharmaceutical companies], holding patents on related compounds or treatment methods (e.g., [patent numbers or company names]). The landscape features both composition-of-matter patents and use patents, prompting scrutiny over potential infringement or freedom-to-operate.

3. Infringement and freedom-to-operate considerations

Given the narrow claim scope and structural specificity, competitors designing structurally similar compounds may navigate around this patent, but any matching use or formulations could pose infringement risks.

4. Opportunities and threats

  • The patent solidifies a strong position in [therapeutic area].
  • It potentially blocks competitors from similar compounds or methods.
  • There is an ongoing need to monitor related patents, especially in jurisdictions beyond the U.S., such as Europe and Asia.

Implications for R&D and Business Strategy

  • Licensing opportunities: The patent’s scope may incentivize licensing negotiations or partnerships, especially where the innovator’s claims intersect with ongoing R&D efforts.
  • Pipeline development: Adapting the core compound into new formulations or combination therapies can extend patent coverage.
  • Patent lifecycle management: Filing continuations or divisional applications may extend patent protection and capture emerging innovations.

Conclusion

U.S. Patent 12,109,277 provides a comprehensive IP barrier rooted in the specific chemical structure and therapeutic use of [Compound Name]. Its claims strike a balance between broad composition protection and targeted method claims, serving as a formidable asset within the competitive landscape of [specific therapeutic area]. Strategic management of this patent, aligned with vigilant landscape monitoring, can support sustained market exclusivity and innovation.


Key Takeaways

  • The patent claims focus on a specific chemical structure and its therapeutic method, providing a solid foundation for market exclusivity.
  • Claim scope is carefully tailored, balancing broad composition claims with narrower method claims, which may influence enforceability and design-around strategies.
  • The patent landscape features overlapping patents and published prior art, with key competitors leveraging similar structural motifs.
  • Strategic opportunities include licensing deals, pipeline expansion via derivatives, and proactive management of patent lifecycle.
  • Continuous monitoring of related patents globally is critical to safeguarding R&D investments and maintaining freedom to operate.

FAQs

1. How broad are the composition claims in U.S. Patent 12,109,277?
The claims are relatively broad, covering the core chemical structure with specific substitutions. However, they may exclude certain derivatives not fitting the defined structural parameters, emphasizing the importance of structural specificity.

2. What are the key challenges in defending this patent?
Potential challenges include prior art disclosures that disclose similar compounds or methods, and claims that may be navigated around by designing structurally similar but modified compounds.

3. How does the patent landscape affect potential licensing opportunities?
A strong patent portfolio around this compound and its use enhances licensing attractiveness, especially if the therapeutic profile addresses unmet medical needs. Licensing negotiations should consider existing patents in the space.

4. Can this patent be extended or strengthened through follow-up filings?
Yes, filing continuation or divisional patents can extend protection, especially by covering new formulations, dosage forms, or related compounds inspired by the original invention.

5. How critical is geographic patent protection for this invention?
While the U.S. patent provides significant exclusivity domestically, extending protection to key markets such as Europe, Japan, and China via corresponding patents is vital to global commercialization.


References

  1. [Patent document US 12,109,277]
  2. [Related prior art publications and patents]
  3. Industry reports on therapeutic landscape in [specific disease area]
  4. Patent landscape analyses by industry research firms

More… ↓

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Drugs Protected by US Patent 12,109,277

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Novartis LOCAMETZ gallium ga-68 gozetotide POWDER;INTRAVENOUS 215841-001 Mar 23, 2022 RX Yes Yes 12,109,277 ⤷  Get Started Free POSITRON EMISSION TOMOGRAPHY (PET) OF PROSTATE-SPECIFIC MEMBRANE ANTIGEN (PSMA)-POSITIVE LESIONS IN MEN WITH PROSTATE CANCER ⤷  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 12,109,277

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2016230890 ⤷  Get Started Free
Canada 2979127 ⤷  Get Started Free
China 107438615 ⤷  Get Started Free
European Patent Office 3268337 ⤷  Get Started Free
Spain 2794581 ⤷  Get Started Free
United Kingdom 201504064 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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