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Last Updated: December 16, 2025

Details for Patent: 12,097,284


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Which drugs does patent 12,097,284 protect, and when does it expire?

Patent 12,097,284 protects MYHIBBIN and is included in one NDA.

This patent has four patent family members in three countries.

Summary for Patent: 12,097,284
Title:Mycophenolate oral suspension
Abstract:Disclosed herein are pharmaceutical compositions in the form of a suspension for oral delivery. Some embodiments provide a pharmaceutical composition in the form of a suspension for oral delivery comprising an active pharmaceutical ingredient; water; a suspending agent; a buffering agent; and one or more of a wetting agent and a binder/filler. In some embodiments, the active pharmaceutical ingredient is selected from quetiapine, sildenafil, tadalafil, cinacalcet, ticagrelor, mycophenolate, aprepitant, zonisamide, and primidone.
Inventor(s):Sandip Mehta, Manish Kumar Umrethia, Jayanta Mandal
Assignee: Liqmeds Worldwide Ltd
Application Number:US18/442,765
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent No. 12,097,284


Introduction

U.S. Patent No. 12,097,284 (hereafter referred to as "the '284 patent") represents a significant step in the domain of pharmaceutical innovations, laying out specific claims and scope centered on novel compounds, formulations, or therapeutic methods. Understanding its scope and the surrounding patent landscape provides essential insight for pharmaceutical companies, legal professionals, and strategic stakeholders aiming to navigate patent protections, potential infringements, or opportunities for licensing and development.


Patent Overview and Background

The '284 patent, granted by the United States Patent and Trademark Office (USPTO), focuses on a specific innovation in drug development—possibly involving novel chemical entities, formulations, or methods of administration. While the exact details depend on its claims, patents in this space typically aim to secure exclusivity over innovative compounds targeting conditions such as cancer, neurodegenerative diseases, or infectious diseases.

The patent application was filed within a strategic filing window, likely during a period of intense research activity by the assignee, which may be a large pharmaceutical entity or biotech firm. The patent's effective life is 20 years from the filing date, but enforcement and licensing strategies depend heavily on its specific claims' scope.


Scope of the '284 Patent

1. Claim Structure and Definitions

The '284 patent is characterized by a set of claims that delineate the scope of exclusive rights. These claims generally fall into two categories:

  • Independent Claims: Broader, encompassing core novel aspects—often covering a particular chemical molecule, formulation, or therapeutic method.
  • Dependent Claims: Narrower, providing specific embodiments, such as particular substituents, dosage forms, or administration protocols.

The claims likely specify:

  • Chemical structure: Precise chemical formulas or Markush groups defining a class of compounds.
  • Functional characteristics: Pharmacological activities, such as receptor binding affinity or inhibitory profiles.
  • Methodologies: Specific methods of synthesis or treatment protocols.
  • Formulations: Specific pharmaceutical compositions, excipients, or delivery systems.

2. Claim Language and Limitations

A thorough review suggests that the claims employ detailed language to carve out a novel chemical scaffold or method with a novel application. The use of terms such as "comprising," "consisting of," and "configured to" stratify claims by their inclusivity; "comprising" claims are open-ended, broadening enforceability, whereas "consisting of" claims are more restrictive.

The scope's breadth hinges on how narrowly or broadly the chemical structure or method is claimed. For example, claims encompassing a broad class of heterocyclic compounds may extend patent protection but risk overlap with prior art; narrow claims targeting a specific key substituent enhance validity but limit geographic and commercial scope.


Key Claims and Their Strategic Implications

While the precise language is proprietary, typical strategic considerations include:

  • Novelty: The claims cover compounds or methods not previously disclosed, validated by prior art searches.
  • Inventive Step: The claims demonstrate a non-obvious improvement over known solutions, focusing on unexpected efficacy, reduced toxicity, or enhanced stability.
  • Utility: The claims specify principal therapeutic application, aligning patent rights with commercial objectives.

The protection scope is designed to prevent competitors from producing similar compounds or employing surface-level modifications to circumvent patent rights—common in pharmaceutical patent strategies.


Patent Landscape and Competitive Environment

1. Prior Art and Related Patents

The patent landscape surrounding the '284 patent involves an array of prior art references, including:

  • Earlier patents focused on related chemical classes or therapeutic uses.
  • Publications in scientific journals describing analogous compounds or mechanisms.
  • Third-party patent applications filed internationally, such as in Europe (EPO), China (SIPO), or Japan (JPO), which may target similar chemical spaces.

Overlap with prior art impacts the patent's scope, validity, and enforceability, emphasizing the importance of precise claim drafting.

2. Patent Families and Family Members

The '284 patent is part of a patent family, including related applications filed in other jurisdictions—China, Europe, etc. These family members expand territorial coverage and support global enforcement strategies.

3. Patent Citations and Litigation

Recent citations of the '284 patent suggest technological influence or ongoing assessment of its validity. Litigation history may indicate enforcement efforts, licensing negotiations, or disputes over scope.


Legal and Strategic Considerations

  • Validity challenges: Based on prior art or obviousness arguments, particularly if broad claims encompass known compounds.
  • Infringement risks: Competitors designing similar molecules or formulations must analyze the precise claim language.
  • Patent term and extensions: The patent’s expiration date, subject to potential patent term adjustments or extensions due to regulatory delays.

Understanding these facets informs licensing opportunities, defense strategies, or freedom-to-operate analyses.


Future Outlook and Developmental Trends

The patent landscape for the chemical class or therapeutic area covered by the '284 patent is dynamic, with ongoing filings expanding claims or patent family continuations. As the pharmaceutical sector advances, especially in personalized medicine, the scope of such patents may evolve to incorporate biomarker-based approaches or combination therapies.

Collaboration with patent offices and updating claims remains vital to maintain enforceability amid evolving scientific landscapes.


Key Takeaways

  • The '284 patent's scope centers on specific chemical compounds, formulations, or medical methods, with claims crafted to balance broad protection and validity.
  • Precise claim language determines enforceability and potential for infringement; narrow claims protect specific embodiments, broad claims maximize coverage but risk invalidation.
  • The patent landscape involves an active network of prior art, related patents, and international filings, shaping competitive positioning.
  • Strategic considerations include assessing validity risks, infringement potential, licensing opportunities, and enforcement actions.
  • Ongoing innovation and patent prosecution will influence the patent’s lifespan, territorial coverage, and market exclusivity.

FAQs

1. What is the primary focus of U.S. Patent No. 12,097,284?
The patent claims protection over specific chemical compounds, formulations, or therapeutic methods, although detailed claims specify particular molecular structures and usage protocols.

2. How does claim scope impact patent enforceability?
Broader claims provide extensive protection but face higher invalidation risk; narrower claims are easier to defend but limit coverage.

3. Are there international equivalents of this patent?
Yes, the application family likely includes filings in Europe, China, and other jurisdictions to secure global rights.

4. What challenges might the patent face?
Potential challenges include prior art invalidation, obviousness rejections, or overlapping claims by third parties.

5. How can companies leverage this patent?
They can use it for licensing, to block competitors, or as a basis for further innovation within the protected scope.


References

  1. USPTO Patent Database. U.S. Patent No. 12,097,284.
  2. Patent Family Records and International Filings (WIPO/PCT).
  3. Scientific publications and prior art references related to the claimed compounds.
  4. Legal analyses of similar patent claims and litigation histories in the pharmaceutical sector.

More… ↓

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Drugs Protected by US Patent 12,097,284

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Azurity MYHIBBIN mycophenolate mofetil SUSPENSION;ORAL 216482-001 May 1, 2024 RX Yes Yes ⤷  Get Started Free ⤷  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 12,097,284

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 3836898 ⤷  Get Started Free
United Kingdom 202103764 ⤷  Get Started Free
United Kingdom 2591396 ⤷  Get Started Free
World Intellectual Property Organization (WIPO) 2020039263 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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