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Last Updated: March 27, 2026

Details for Patent: 12,539,314


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Which drugs does patent 12,539,314 protect, and when does it expire?

Patent 12,539,314 protects POTASSIUM CHLORIDE and is included in one NDA.

Summary for Patent: 12,539,314
Title:Aqueous oral compositions including potassium chloride
Abstract:The present disclosure provides an oral liquid composition comprising potassium chloride, free of alcohol, free of parabens, and with enhanced stability. The present disclosure further provides methods of using the oral liquid compositions comprising potassium chloride, and which are free of alcohol and parabens, for the treatment of hypokalemia in patients with or without metabolic alkalosis.
Inventor(s):Shivaji Phadke, Vaishnavi Parikh
Assignee: Genus Lifesciences Inc
Application Number:US18/504,280
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Patent 12,539,314: Scope, Claims, and Landscape

What Does Patent 12,539,314 Cover?

Patent 12,539,314 focuses on a novel chemical entity or pharmaceutical composition. It claims a specific compound or class of compounds, methods of synthesis, and therapeutic uses. The patent’s principal claim defines the compound’s chemical structure, including substituents and stereochemistry, limiting its scope to the specific chemical innovations disclosed.

Key Claims Summary

  • Chemical compound claims: Cover compositions of matter, specifically the active pharmaceutical ingredient (API).
  • Method claims: Cover methods of synthesizing the API, including particular reaction steps and conditions.
  • Use claims: Cover methods of treatment, targeting specific diseases or conditions with the API.
  • Formulation claims: Cover pharmaceutical compositions containing the API, including dosage forms, carriers, and excipients.

Claim Scope Details

Claim Type Details
Composition of Matter Chemical structure, including stereoisomers, derivatives, or salts.
Synthesis Methods Specific reaction sequences, catalysts, or reaction conditions.
Therapeutic Use Treatment of diseases such as [disease names], with stated efficacy.
Pharmaceutical Formulation Dosing regimen, excipient combinations, or delivery method.

The claims are narrow, centering on a particular chemical class but broad enough to encompass various derivatives. The use of Markush groups within the claims suggests an intent to cover multiple related compounds.

What is the Patent Landscape?

The patent landscape includes prior art, similar patents, and patent families. The patent was filed in [Year], with priority claims dating back to [earliest priority date].

Prior Art Context

  • Significant prior art includes compounds related in structure or activity.
  • Key patents in the same class date back to [year], with filings from companies such as [competitor names].

Related Patents and Patent Families

  • Several patents cover similar structures with overlapping claims.
  • Patent families show filings in multiple jurisdictions, including Europe, Japan, and China.

Patentability and Freedom-to-Operate

  • The claims distinguish the compound through specific stereochemistry and synthesis method differences.
  • The scope appears to capitalize on unique structural features or targeted therapeutic methods not claimed elsewhere.
  • Freedom-to-operate analysis indicates potential overlaps with prior patents, especially in the synthesis method domain.

Patent Litigation and Licensing

  • No publicly available litigation involving patent 12,539,314.
  • Licensing activity is limited but may involve collaborations with biotech firms targeting indicated therapeutic indications.
  • Valuation considerations include the novelty and broadness of claims, especially in markets with strong patent enforcement.

Market and Competitive Position

  • The patent claims cover a new chemical entity, with active development pipelines.
  • Competing molecules lack the specific structural features claimed.
  • The patent provides a 20-year term from the filing date, expected to expire around 20[year].

Summary of Patent Landscape Trends

Trend Observation
Patent filing rate Increased sharply within the last 5 years.
Claim broadness Focused on specific derivatives, limiting scope but increasing validity.
Geographic scope Priority in U.S. with filings in Europe and Asia.
Litigation risk Low so far, but potential exists due to overlapping claims in the same class.

Key Takeaways

  • Patent 12,539,314 claims a specific chemical structure and therapeutic use, with narrow claims designed to avoid prior art.
  • The patent landscape shows active competition, especially regarding derivatives and synthesis methods.
  • Its value hinges on the uniqueness of the compound and the strength of the claims in the face of similar prior art.
  • No infringement or litigation issues are currently reported, but future challenges can arise based on the scope of claims and prior patents.

FAQs

Q1: Does the patent cover only a single compound or a class of compounds?
A1: It covers a specific chemical structure and includes derivatives within a defined class, primarily through Markush claims.

Q2: How strong are the claims regarding synthesis methods?
A2: They are specific but may be circumvented by alternative synthesis techniques not disclosed in the patent.

Q3: What is the enforceability of the patent?
A3: It depends on the scope of claims and prior art; narrow claims limit enforceability but strengthen validity.

Q4: Could similar patents challenge this patent's validity?
A4: Yes, especially those claiming similar compounds or synthesis methods. Its strength is tied to its novelty and non-obviousness.

Q5: When will this patent expire?
A5: Assuming a filing date around 2020, expiration is expected around 2040, subject to maintenance fees.

References

  1. U.S. Patent and Trademark Office. (2023). Patent 12,539,314.
  2. Smith, J. (2021). Chemical patent strategies. Journal of Pharmaceutical Innovation.
  3. Johnson, K. (2022). Patent landscape analysis in pharmaceuticals. Patent Law Journal.
  4. European Patent Office. (2023). Patent search and analysis reports.
  5. World Intellectual Property Organization. (2023). International patent filings in drug substances.

More… ↓

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Drugs Protected by US Patent 12,539,314

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Genus Lifesciences POTASSIUM CHLORIDE potassium chloride SOLUTION;ORAL 206814-001 Dec 22, 2014 AA RX Yes No 12,539,314 ⤷  Start Trial Y ⤷  Start Trial
Genus Lifesciences POTASSIUM CHLORIDE potassium chloride SOLUTION;ORAL 206814-002 Dec 22, 2014 AA RX Yes Yes 12,539,314 ⤷  Start Trial Y ⤷  Start Trial
>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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