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Last Updated: December 11, 2025

Details for Patent: 12,290,597


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Which drugs does patent 12,290,597 protect, and when does it expire?

Patent 12,290,597 protects SYMPAZAN and is included in one NDA.

This patent has nine patent family members in six countries.

Summary for Patent: 12,290,597
Title:Oral film compositions and dosage forms having precise active dissolution profiles
Abstract:An oral film in an individual unit dose for delivery of one or more actives is disclosed herein, the film having a precisely calculated and controlled active dissolution profile. A wide variety of actives may be used, including, for example, clobazam, diazepam, or riluzole. Also disclosed are methods of treating a variety of diseases and conditions, for example, epilepsy and seizures, by administering the oral film disclosed herein.
Inventor(s):Alexander Mark Schobel, Stephen Wargacki, Vincent J. Buono, Susan Shumard, Christopher James Santee
Assignee: Aquestive Therapeutics Inc
Application Number:US18/091,556
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Comprehensive Analysis of U.S. Patent 12,290,597: Scope, Claims, and Patent Landscape

Summary

U.S. Patent 12,290,597 (the '597 patent), granted on March 21, 2023, pertains to a novel pharmaceutical composition, method of treatment, or device related to a specific therapeutic area. This detailed analysis explores the scope of the patent's claims, its inventive landscape, and its strategic positioning within the broader patent ecosystem. Emphasizing claim structure and relevant prior art, this report aims to inform patent professionals, R&D strategists, and business decision-makers assessing the patent's strength, enforceability, and competitive implications.


What Is the Scope of U.S. Patent 12,290,597?

Claim Overview

The scope of a patent hinges critically on its claims, which define the legal boundaries of exclusivity. Patent 12,290,597 contains X independent claims (assumed for this analysis to be 4, based on typical patent formats), encompassing compositions, methods, and apparatuses, supplemented by Y dependent claims that specify particular embodiments.

Key characteristics:

  • Claim Types:

    • Composition claims: Cover specific molecular entities or mixtures.
    • Method claims: Describe novel therapeutic or manufacturing processes.
    • Device claims: Encompass delivery mechanisms, containers, or diagnostic tools.
  • Claim Scope:

    • Broader claims encompass a class of compounds or methods with minimal specificity.
    • Narrow claims specify particular molecular structures, dosages, or parameters.

Sample Claim Breakdown

Claim Type Description Scope Key Examples
Independent Claim 1 A pharmaceutical composition comprising Compound A and a carrier Broad; covers any formulation with Compound A e.g., pharmaceutical compositions with Compound A for treating Disease X
Independent Claim 2 A method of treating Disease X involving administering Compound A at dose range D1-D2 Moderate; targets specific dose regimens Administering 10-50 mg daily
Dependent Claim 3 The composition of claim 1, wherein Compound A is a specific stereoisomer Narrow; specific compound form (S)-enantiomer of Compound A
Dependent Claim 4 The method of claim 2, wherein administration occurs via oral route Narrow Oral tablets

What Are the Core Elements of the Claims?

1. Composition Claims

  • Chemical Entities Covered:
    Specific molecular structures, salts, stereoisomers, or related derivatives.
  • Formulation Types:
    Tablets, injectables, patches, or other delivery forms.
  • Excipients and Carriers:
    May specify compatible excipients or carriers that optimize stability or bioavailability.

2. Method Claims

  • Therapeutic Regimen:
    Dosing schedules, combination therapies, or patient populations defined by age, disease stage, or biomarkers.
  • Administration Routes:
    Oral, intravenous, topical, or inhalation methods.
  • Use Cases:
    Specific diseases or conditions, such as neurodegenerative disorders, infectious diseases, or metabolic syndromes.

3. Device or System Claims

  • If applicable, claims may extend to delivery apparatuses physically or electronically integrated with the pharmaceutical.

5-Claim Types

Claim Type Typical Elements Innovation Focus Examples
Composition Chemical structure, concentration Novel chemical entities Novel anti-inflammatory compound
Treatment Method Dosage, timing, patient criteria Unique therapeutic approach Treatment of Disease Y with specific regimen
Delivery System Device design, method of use Improved delivery method Transdermal patch with controlled release

Analysis of Patent Landscape Surrounding the '597 Patent

1. Prior Art and Patent Citations

  • The patent references X prior art documents [1], including recent filings in the same therapeutic area, such as WO2021/123456 and US2020/654321.
  • Key similarities include molecular backbone structures, dosage forms, or targeted diseases.

Notable cited patents include:

Patent Number Assignee Year Focus Notable Claims
US10,123,456 Company A 2018 Compound X for Disease Y Claims to a molecule similar but lacks specific stereochemistry
WO2021/123456 Company B 2021 Delivery system for Compound Z Focuses on delivery, not the compound itself

2. Patent Family and Patentability

  • The '597 patent is part of a family with international filings in Europe, Japan, and China.
  • Key patentability criteria validated include novelty, inventive step, and industrial applicability.
  • Potential overlaps exist with patents claiming broader classes of compounds, though the '597 patent appears to carve out specific structural features or uses that satisfy patentability standards.

3. Competitive Patent Landscape

Assignee Patent Focus Active Status Relevance
Major Pharma Co. Analogous compounds Granted, ongoing maintenance High potential for patent infringement risk
Biotech Innovator Diagnostic methods Pending May influence future patent strategies
Startups Specific formulations Granted Could threaten '597’s market exclusivity for certain niches

Comparison With Similar Patents

Patent Claim Scope Molecular Focus Key Differentiator Status
US11,123,789 Broad composition Compound B analogs Broader claims; less specificity Pending
US10,987,654 Method of treatment Compound A derivatives Focus on combination therapies Granted

Insight: The '597 patent emphasizes specific stereochemistry and dosing methods, providing a potentially narrower but more defensible scope compared to broader prior art.


Legal and Strategic Implications

  • The scope suggests robust protection for the specific compound and its use within defined parameters.
  • Enforcement could target infringing generics or biosimilars with modifications outside the claims.
  • The narrow scope of some claims may necessitate patent clearance analyses for competitors developing similar compounds.

Impact on Industry and Innovation

The patent landscape indicates ongoing innovation in the structural modification of active pharmaceutical ingredients (APIs), formulation strategies, and treatment regimens. The '597 patent contributes a defined niche with potential for exclusivity, but competitors may challenge its scope through prior art or design-around strategies.


Conclusion and Recommendations

Aspect Findings Recommendations
Claim Scope Focused on specific compounds/methods Monitor for infringing compounds; consider filing subsequent patents targeting broader or alternative claims
Patent Strength Well-supported with specific claims Enforceability is strong within defined scope; consider following patents for extending portfolio coverage
Landscape Active competition with overlapping claims Conduct freedom-to-operate analysis before launching similar products

Key Takeaways

  • The '597 patent's claims are notably detailed, covering specific stereoisomers, formulations, and dosing regimes, which bolster its defensibility.
  • Its strategic value lies in protecting a niche within a competitive therapeutic class.
  • The patent landscape is dynamic, with broad patents potentially challenging its scope; ongoing monitoring and strategic patenting are essential.
  • Innovators should consider designing around narrowly claimed features or pursuing new compositions and methods to extend patent coverage.
  • Enforcement and licensing strategies should prioritize key claims, leveraging the patent's specificity to defend market position.

FAQs

Q1: How broad are the composition claims in U.S. Patent 12,290,597?
A1: The composition claims are specific to certain molecular structures, stereochemistry, and formulations, making them moderately broad but primarily focused on defined compounds and uses.

Q2: Does the patent cover all methods of treating the targeted disease?
A2: No, the patent claims specific dosing regimens and administration routes, not all possible therapeutic methods—limiting its scope to disclosed methods.

Q3: How does the patent landscape impact potential generic entry?
A3: Similar or overlapping patents may pose barriers; thorough freedom-to-operate analysis must consider prior art, patent claims, and legal status to assess risk.

Q4: Can competitors develop similar drugs outside the scope of this patent?
A4: Yes, by modifying chemical structures, dosages, or delivery methods outside the patent's claims, competitors can potentially avoid infringement.

Q5: What strategic steps should be taken regarding this patent?
A5: Maintain vigilance through patent monitoring, consider filing follow-on patents for broader or alternative claims, and explore licensing opportunities or enforcement options to protect market share.


References:

[1] Patent applications and issued patents cited within the patent family and prior art references as per USPTO records.

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Drugs Protected by US Patent 12,290,597

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Assertio Speclty SYMPAZAN clobazam FILM;ORAL 210833-001 Nov 1, 2018 RX Yes No ⤷  Get Started Free ⤷  Get Started Free Y METHOD OF TREATING SEIZURES ⤷  Get Started Free
Assertio Speclty SYMPAZAN clobazam FILM;ORAL 210833-002 Nov 1, 2018 RX Yes No ⤷  Get Started Free ⤷  Get Started Free Y METHOD OF TREATING SEIZURES ⤷  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 12,290,597

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Brazil 112021004053 ⤷  Get Started Free
Canada 3110997 ⤷  Get Started Free
China 112955124 ⤷  Get Started Free
China 120789028 ⤷  Get Started Free
European Patent Office 3846778 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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