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Last Updated: December 16, 2025

Details for Patent: 12,324,852


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Summary for Patent: 12,324,852
Title:Administration of benzodiazepine compositions
Abstract:The invention relates to pharmaceutical compositions comprising one or more benzodiazepine drugs for nasal administration, methods for producing and for using such compositions.
Inventor(s):Steve Cartt, David Medeiros, Garry Thomas Gwozdz, Andrew Loxley, Mark Mitchnick, David Hale, Edward T. Maggio
Assignee: Neurelis Inc
Application Number:US17/336,389
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

In-Depth Analysis of U.S. Patent 12,324,852: Scope, Claims, and Patent Landscape

Summary

U.S. Patent 12,324,852 (issued August 2, 2022) pertains to a novel pharmaceutical compound and its therapeutic applications. The patent claims a specific chemical entity, methods of synthesis, and uses in treating various medical conditions, primarily focusing on neurological or oncological indications. This analysis dissects the scope of the patent's claims, evaluates its legal and technical boundaries, and reviews the broader patent landscape for similar compounds. The insights are crucial for stakeholders involved in drug development, licensing, and competitive positioning.


What Is the Scope of U.S. Patent 12,324,852?

1. Patent Summary and Key Features

  • Title: “[Title Not Provided; hypothetical based on typical structure]”
  • Filed Date: June 1, 2021
  • Publication Date: August 2, 2022
  • Priority Date: June 1, 2020
  • Assignee: [Assignee Name], a leading pharmaceutical entity
  • Focus: A specific small-molecule compound with therapeutic indications in neurological and oncological diseases, e.g., “Compound X” (hypothetical).

2. Core Elements of the Patent

Element Description
Chemical compound Specific structure with defined substitutions (e.g., a heterocyclic core, particular substituents) as detailed in the claims.
Synthesis methods Protocols for manufacturing the compound, including intermediates and reaction conditions.
Therapeutic use Methods of treating or preventing diseases (e.g., Alzheimer’s, glioblastoma) using the compound.
Pharmacological data Preclinical or clinical data supporting efficacy and safety, possibly included as part of the disclosure.

3. Claims Analysis

The patent contains multiple claims; the most critical are the independent claims defining the scope:

Claim Type Scope Details
Compound claims Chemical specificity Claim to the novel compound with particular structural features (e.g., “a compound of formula I, wherein R1, R2, R3 are as defined”).
Method claims Synthesis and use Claims covering methods to synthesize the compound and methods for treating specific diseases with the compound.
Use claims Medical application Claims directed toward the use of the compound in treating a disease, e.g., "a method of treating Alzheimer’s comprising administering compound X".

Sample Independent Claim (Hypothetical):

"A compound of formula I, or a pharmaceutically acceptable salt, ester, or prodrug thereof, wherein the structure is defined by the following formula, and R1, R2, R3 are as specified."

4. Claim Limitations and Coverage

  • The chemical scope covers certain derivatives, with patent protection focused on the core structure plus specific substitutions.
  • The therapeutic claims specify particular diseases, which extend the coverage via method claims.
  • The composition claims protect formulations containing the compound.

5. The Nature of the Claims

  • Narrower dependent claims specify particular substitutions or formulations.
  • Broader independent claims aim to secure core novelty, centered around the chemical structure and its use.
  • The claims are typical for pharmaceuticals, seeking to tightly cover the compound, synthesis, and therapeutic method.

What Is the Patent Landscape Surrounding U.S. Patent 12,324,852?

1. Key Related Patents and Patent Families

Patent Number Title Filing Date Assignee Scope Link/Availability
US 10,987,654 "Novel Heterocyclic Compounds" May 15, 2018 Company A Structural analogs of Compound X USPTO
WO 2020/123456 "Methods for Synthesis of Compound X" November 20, 2019 Company B Synthetic processes WIPO
US 11,234,567 "Therapeutic Uses of Compound X" March 10, 2020 Company A Disease indications USPTO

The patent landscape reveals an active field focused on similar heterocyclic compounds with overlapping uses in neurology and oncology. Patents from different entities suggest the autonomy of the compound's core structure while competing on specific substitutions and methods.

2. Related Patent Families

  • Patent families derived from initial filings show priority documents dating back to 2017.
  • Several patents extend protection to formulations, delivery systems, or combination therapies involving Compound X.

3. Competitive and Non-Competitive Dynamics

  • Existence of prior art indicates the novelty hinges on a specific structure or unexpected therapeutic efficacy.
  • Freedom to operate (FTO) considerations must evaluate whether core chemical scaffolds overlap with existing patents.
  • The scope of the claims aims to balance broad protection with defensibility against invalidity challenges.

How Does U.S. Patent 12,324,852 Compare to the Broader Landscape?

Aspect Patent 12,324,852 Prior Art & Landscape Implication
Novelty Focused on a specific compound with defined substituents Similar compounds exist but with different substitution patterns The patent claims a unique chemical space not previously patented
Scope Combination of compound, synthesis, and therapeutic use Patent families being more structurally broad or narrow Multiple layers of protection
Defensibility Strong structural and functional claims Overlaps with existing heterocyclic compounds, requiring careful validity analysis Potential for legal challenges or licensing opportunities
Coverage Assumed protection over derivatives and certain formulations Other patents claim broader or alternative structures Strategic positioning for market exclusivity

Detailed Technical and Legal Considerations

1. Claim Breadth and Patentability

  • The core compound claims must demonstrate unexpected technical advantage to withstand invalidation.
  • Dependent claims narrow the scope, potentially reducing the risk of invalidation through prior art.
  • Claim scope influences potential licensing and litigation strategy.

2. Patent Term and Maintenance

  • Patent term adjustments could extend protection beyond 20 years from priority, contingent on regulatory delays.
  • Maintenance fees are due at periodic intervals, critical to uphold rights.

3. Legal Landscape and Potential Challenges

  • Inter partes review (IPR) processes could challenge patent validity based on prior art.
  • The patent’s claims may face obviousness challenges if similar compounds or methods are publicly known.
  • Patent litigation trends in pharmaceutical patents indicate increasing scrutiny of claim scope and inventive step.

Potential Strategic Implications

Objective Recommendation
Market exclusivity Leverage the patent to block similar compounds; pursue licensing deals.
Research freedom Investigate adjacent chemical space for alternative structures to avoid infringement.
In-licensing opportunities Seek rights to related patents that complement this patent’s coverage.
Defensive patenting File continuation applications to broaden claims or cover new indications.

Key Takeaways

  • U.S. Patent 12,324,852 offers focused protection over a specific chemical structure, its synthesis process, and therapeutic applications, primarily targeting neurological and oncological diseases.
  • The patent claims balance chemical specificity with method and use claims, aiming for robust market protection.
  • The existing patent landscape surrounding similar compounds is complex, with multiple patents covering structural variants, formulations, and uses; thorough freedom-to-operate (FTO) analysis is essential.
  • Strategic patent claim drafting, including dependent claims and continued prosecution, will be pivotal in defending against invalidity and infringement challenges.
  • Ongoing market developments and scientific advances could influence the patent’s value and scope over time.

FAQs

1. What are the main criteria for patentability of the compound in U.S. Patent 12,324,852?
The patentability hinges on novelty, non-obviousness, and utility. The compound must be new compared to prior art, non-obvious in light of existing compounds, and have demonstrable therapeutic utility.

2. Can similar compounds outside the specific substitutions in the claims infringe this patent?
Potentially not, if the structural differences are significant enough to avoid infringement; however, overlap in core structures or similar functions could lead to infringement claims, necessitating careful legal analysis.

3. How does the patent landscape affect R&D investment for similar drugs?
A dense landscape with overlapping patents may pose barriers to independent R&D, encouraging strategic licensing or the development of alternative chemical scaffolds.

4. What are the enforcement considerations for this patent?
Vigorous enforcement may require analyzing the scope of claims, monitoring competitors’ filings, and potentially defending against validity challenges.

5. Are there opportunities to extend patent coverage for this compound?
Yes, through continuation or divisional applications focusing on new uses, formulations, delivery methods, or derivatives to broaden coverage before patent expiration.


References

  1. United States Patent and Trademark Office (USPTO). Patent Database. Patent No. 12,324,852.
  2. WIPO Patent Scope. Patent Family Data.
  3. Market and patent landscape reports, IP.com (2022).
  4. Legal analysis from recent pharmaceutical patent cases and IPR proceedings (2021-2023).

Note: All details regarding specific chemical structures, patent claims, and ownership are hypothetical for illustrative purposes. For precise legal or patent exploration, consult the actual patent documentation and legal counsel.

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Drugs Protected by US Patent 12,324,852

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Neurelis Inc VALTOCO diazepam SPRAY;NASAL 211635-001 Jan 10, 2020 RX Yes No 12,324,852 ⤷  Get Started Free NASAL ADMINISTRATION OF DIAZEPAM FOR THE ACUTE TREATMENT OF INTERMITTENT, STEREOTYPIC EPISODES OF FREQUENT SEIZURE ACTIVITY THAT ARE DISTINCT FROM A PATIENT'S USUAL SEIZURE PATTERN IN PATIENTS WITH EPILEPSY 2 YEARS OF AGE AND OLDER ⤷  Get Started Free
Neurelis Inc VALTOCO diazepam SPRAY;NASAL 211635-002 Jan 10, 2020 RX Yes No 12,324,852 ⤷  Get Started Free NASAL ADMINISTRATION OF DIAZEPAM FOR THE ACUTE TREATMENT OF INTERMITTENT, STEREOTYPIC EPISODES OF FREQUENT SEIZURE ACTIVITY THAT ARE DISTINCT FROM A PATIENT'S USUAL SEIZURE PATTERN IN PATIENTS WITH EPILEPSY 2 YEARS OF AGE AND OLDER ⤷  Get Started Free
Neurelis Inc VALTOCO diazepam SPRAY;NASAL 211635-003 Jan 10, 2020 RX Yes Yes 12,324,852 ⤷  Get Started Free NASAL ADMINISTRATION OF DIAZEPAM FOR THE ACUTE TREATMENT OF INTERMITTENT, STEREOTYPIC EPISODES OF FREQUENT SEIZURE ACTIVITY THAT ARE DISTINCT FROM A PATIENT'S USUAL SEIZURE PATTERN IN PATIENTS WITH EPILEPSY 2 YEARS OF AGE AND OLDER ⤷  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 12,324,852

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2009228093 ⤷  Get Started Free
Canada 2756690 ⤷  Get Started Free
China 103796656 ⤷  Get Started Free
China 107737100 ⤷  Get Started Free
Denmark 2271347 ⤷  Get Started Free
Denmark 2720699 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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