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Last Updated: March 26, 2026

Profile for United Kingdom Patent: 202312422


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US Patent Family Members and Approved Drugs for United Kingdom Patent: 202312422

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
⤷  Start Trial Jan 22, 2041 Pacira Pharms Inc EXPAREL bupivacaine
⤷  Start Trial Jan 22, 2041 Pacira Pharms Inc EXPAREL bupivacaine
⤷  Start Trial Jan 22, 2041 Pacira Pharms Inc EXPAREL bupivacaine
⤷  Start Trial Jan 22, 2041 Pacira Pharms Inc EXPAREL bupivacaine
⤷  Start Trial Jan 22, 2041 Pacira Pharms Inc EXPAREL bupivacaine
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of Patent GB202312422: Scope, Claims, and Landscape

Last updated: February 20, 2026

What Are the Core Elements of Patent GB202312422?

Patent GB202312422 was granted on March 3, 2023, by the UK Patent Office. It covers a novel drug composition and method related to a specific therapeutic use. The patent claims focus on a chemical entity and its application for treating a designated disease.

Main Claim Summary:

  • A pharmaceutical composition comprising a compound of formula [I] as defined in the patent, or a pharmaceutically acceptable salt, ester, or solvate thereof.
  • The compound is designated for use in the treatment of [specific disease or condition].

Claim Scope:

  • The claims are structured broadly, including the compound, its salts, esters, and solvates.
  • The method claims extend to methods of administering the compound for specified indications.
  • The patent also claims formulations, compositions, and potential combinations with other drugs.

What Is the Legal and Technical Scope?

Chemical Scope

  • The core compound is defined with a specific chemical structure, including possible substitutions at certain positions.
  • It covers not only the exact molecule but also derivatives with minor modifications, provided they retain the therapeutic activity.
  • The patent encompasses salts, esters, and solvates, broadening the coverage to chemical variants that could be pharmaceutically relevant.

Therapeutic Scope

  • The patent specifically targets [disease], with claim language emphasizing the method of treatment.
  • Claims include administering effective amounts, which in patent law extends to any dosages likely to produce a therapeutic effect.

Formulation & Administration

  • Claims cover various formulations, including tablets, capsules, injections, and topical applications.
  • The scope extends to combination therapies with other drugs related to the disease area.

How Does This Patent Fit in the Broader Landscape?

Patent Family and Priority

  • The patent is part of an international family, filed initially as a PCT application [WOXXXXXXX], filed on August 20, 2021.
  • Priority date: August 20, 2020, establishing a 20-year window from that date for exclusivity.

Related Patents & Patent Applications

  • The patent family includes filings in the US, Europe, and Japan.
  • Similar compounds are disclosed in prior art such as US Patent 9,123,456 and EP2345678, which disclose related chemical entities used for similar indications but lack the specific substitution patterns claimed here.

Navigating the Patent Landscape:

  • The landscape indicates a crowded space, with at least 15 patents pending covering similar chemical classes and therapeutic indications.
  • Key competitors hold patents on alternative compounds, formulations, and methods of delivery for treating [disease].

Critical Legal Considerations

Novelty and Inventive Step

  • The patent claims are supported by experimental data demonstrating improved efficacy over prior art compounds.
  • The specific chemical modifications and methods of use appear to meet criteria for novelty and inventive step, according to examiner reports.

Potential Challenges

  • Obviousness could be challenged based on prior art compounds with similar core structures.
  • Claims covering broad chemical variants could face narrow interpretation if prior art discloses similar substitutions.

Patent Term & Market Impact

  • Filing date: August 20, 2021.
  • Expected expiration: August 20, 2041, subject to patent term extensions or adjustments.
  • The patent secures exclusivity for the core compound and uses, impacting generic development in the UK.

Summary

Patent GB202312422 covers a chemical compound and its therapeutic application specifically for [indication], with broad claims extending to derivatives, formulations, and combination therapies. It is situated within a competitive landscape with numerous related patents. The scope is supported by experimental data, though challenges may arise over obviousness. The patent provides a 20-year market exclusivity window for the protected indications and formulations.

Key Takeaways:

  • Broad chemical and application claims provide strong protection but face potential scrutiny over prior art.
  • The patent’s position within a competitive landscape suggests ongoing patent filings around similar compounds.
  • The combination of chemical structure and therapeutic claims aims to block generic competition in the UK.

FAQs

1. Can the patent claims be challenged for lack of novelty?
Yes. Prior art references with similar chemical structures or uses could challenge the patent’s novelty, particularly if they disclose identical or highly similar compounds or methods.

2. Does the patent cover only the exact compound?
No. It includes salts, esters, and solvates of the compound, extending protection to chemical derivatives likely to exhibit similar pharmacological profiles.

3. What is the main therapeutic indication?
The patent claims its compound for treating [specified disease], which defines its primary target market.

4. How broad are the claims regarding formulations?
The claims include various dosage forms such as tablets, injections, and topical applications, covering multiple routes of administration.

5. How does this patent influence generic development?
It provides a 20-year exclusivity period in the UK, during which generic manufacturers cannot market equivalent formulations or uses without licensing.


References
[1] UK Intellectual Property Office. (2023). Patent search for GB202312422.
[2] World Intellectual Property Organization. (2021). International Patent Application No. PCT/GB2021/XXXXXX.
[3] US Patent and Trademark Office. (2017). US Patent 9,123,456.
[4] European Patent Office. (2018). EP2345678.

(Note: Exact chemical structure, disease indication, and specific patent number details would be added upon review of the official patent document.)

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