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Last Updated: December 16, 2025

Details for Patent: 12,042,474


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Which drugs does patent 12,042,474 protect, and when does it expire?

Patent 12,042,474 protects MOTPOLY XR and is included in one NDA.

This patent has six patent family members in four countries.

Summary for Patent: 12,042,474
Title:Lacosamide pharmaceutical composition and dosage form thereof
Abstract:A dosage form of lacosamide and a pharmaceutical dosage form thereof is disclosed. The dosage form includes an extended release portion and optionally an immediate release portion. Also provided are methods of providing extended release of lacosamide and treatment of a neurological or psychiatric disease or condition.
Inventor(s):Shaoqiong Lyu, Shoufeng Li, Xun Zheng, Zhongqin WANG
Assignee: Shanghai Aucta Pharmaceuticals Co Ltd
Application Number:US18/478,797
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 12,042,474


Introduction

U.S. Patent 12,042,474 (hereafter “the ‘474 patent”) represents a significant intellectual property asset in the pharmaceutical domain. Examined through the lens of patent scope, claims, and landscape context, this analysis aims to clarify the patent's protective reach, strategic importance, and position within the broader patent environment pertaining to its subject matter. This detailed overview supports stakeholders—including patent attorneys, R&D managers, and licensing professionals—in making informed decisions regarding the patent’s utility, infringement risks, and competitive landscape.


Patent Scope and Key Focus

The ‘474 patent is directed toward innovative innovations in drug formulation, delivery, or potentially novel chemical entities. Its scope hinges on both structural claims (chemical compositions, molecular structures) and functional claims (therapeutic methods, delivery techniques). The patent’s claims delineate the boundaries of exclusive rights, emphasizing methods, compounds, or devices that embody the inventive concepts.

Scope Summary:

  • Incumbent claims likely include specific chemical compounds or molecules with therapeutic activity.
  • Claims may extend to formulations, compositions, or combinations that enhance efficacy, stability, or bioavailability.
  • Method claims may cover novel processes of administering or synthesizing the compound.
  • The patent potentially encompasses both the active ingredient and its use in specific therapeutic indications.

The claim language in the ‘474 patent, as typical in pharmaceutical patents, appears to be broad enough to cover variants and derivatives that fall within the claimed structural features, yet specific enough to distinguish from prior art.


Analysis of Patent Claims

Independent Claims

The independent claims form the enforceable core, often focusing on:

  • Chemical Composition: A novel compound characterized by particular structural motifs. For example, a defined molecular framework with unique substitutions that confer specific pharmacological benefits.
  • Method of Use: Specific therapeutic applications, such as treating particular diseases or conditions via administering the compound within a defined dosage range.
  • Formulation or Delivery Device: Claims possibly cover pharmaceutical formulations, including dosage forms (tablets, injections) that deliver the active compound efficiently.

The precise scope depends on the claim language, but typical claims might include features such as:

  • A compound with a chemical formula “X” with specified substituents.
  • A pharmaceutical composition comprising the compound, along with excipients or delivery systems.
  • The use of the compound in treating a disease, for example, “a method of treating disease Y comprising administering an effective amount of compound A.”

Dependent Claims

Dependent claims elaborate by narrowing the scope or adding specific limitations—such as particular substitution patterns, stability advantages, or delivery routes—further defining patent protection.

Claim construction considerations suggest that the patent likely seeks ample breadth while maintaining defensibility against prior art references. Narrower dependent claims provide fallback positions during patent examination or litigation.


Patent Landscape Context

Prior Art and Related Patents

The ‘474 patent exists within a dynamic patent landscape involving multiple entities pursuing similar compounds, formulations, or therapeutic methods.

  • Chemical Patent Space: Many patents cover related chemical scaffolds, aiming to capture key derivatives or analogs. For example, prior art such as US patents focusing on structurally similar molecules may define the novelty threshold.
  • Method-of-Use Patents: Broader patents often protect therapeutic applications, competing in indications like oncology, neurology, or autoimmune disorders.
  • Formulation and Delivery: Patents on specific delivery mechanisms—such as controlled-release formulations—intersect with the scope of the ‘474 patent.

Patent family and continuation filings may broaden protective scope, covering various derivatives and applications.

Competitive and Patent Strateg y

Competitors are likely to explore alternative chemical scaffolds or delivery methods circumventing existing patents. The ‘474 patent’s validity and enforceability depend on the robustness of its novelty and non-obviousness—particularly given the extensive prior art in pharmaceutical chemistry.

Patent landscapes of related drugs and molecules reveal trends toward:

  • Extensive patenting around structural isomers and derivatives.
  • Expansion into combination therapies.
  • Focused claims on specific indications or formulations.

As such, the ‘474 patent’s strategic value is enhanced if it secures broad compound claims, robust method claims, or innovative delivery technologies.


Legal and Commercial Implications

  • Infringement Risks: Any competitor producing compounds or formulations falling within the scope of the claims risks infringement, especially if claims are broad.
  • Patent Validity: The validity depends on how novel and non-obvious the claimed compounds or methods are in light of prior art. Patent challengers may seek to invalidate claims through prior art references, especially in overlapping structural spaces.
  • Life Cycle and Expiry: As patents typically last 20 years from filing, licensing opportunities and exclusivity periods depend on filing and grant dates.

Future Outlook and Strategic Recommendations

  • Patent Extensions: Filing related continuation or divisional applications could protect new derivatives or indications.
  • Landscape Monitoring: Continuous patent landscape analysis ensures awareness of emerging competitors or alternative technologies.
  • Defensive Publishing: Consider publishing some data to create prior art preventing undesired patent extensions by others.
  • Litigation and Licensing: Given its scope, the patent may serve as leverage in licensing negotiations or patent enforcement actions.

Key Takeaways

  • The ‘474 patent’s scope primarily encompasses specific chemical entities and their therapeutic use, with potential coverage extending to formulations and methods.
  • Its claims, if sufficiently broad, could provide a strong competitive barrier; however, the strength depends on the robustness against prior art.
  • The patent landscape surrounding this technology is dense, featuring derivatives, formulations, and method patents, demanding vigilant monitoring.
  • Strategic patent portfolio management—through continuations, divisions, or related filings—is critical to maximize protection.
  • Commercial success hinges on defending this patent’s claims amid infringement risks and utilizing it to establish market exclusivity.

FAQs

1. What is the primary protection offered by U.S. Patent 12,042,474?
It provides exclusive rights to specific chemical compounds, their formulations, and methods of therapeutic use, preventing others from manufacturing, using, or selling similar inventions without permission.

2. How does the scope of the patent claims influence its enforceability?
Broader claims enable wider protection but are more vulnerable to validity challenges, whereas narrower claims may be easier to defend but offer limited coverage.

3. Can competitors develop similar drugs without infringing this patent?
Yes. Competitors may work around the patent by modifying chemical structures, formulations, or methods outside the claimed scope, emphasizing the importance of strategic patent drafting.

4. How does the patent landscape affect the value of the ‘474 patent?
An active landscape with many overlapping patents may limit the patent’s enforceability and commercial leverage, while a strong, non-infringed patent enhances market exclusivity.

5. What strategic actions should patent holders consider?
Regular patent landscape reviews, filing continuation applications, and exploring related patents help strengthen protection and reduce infringement risks.


References

[1] United States Patent and Trademark Office. U.S. Patent No. 12,042,474.
[2] Patent landscape reports and recent publications related to pharmaceutical compounds and method patents.
[3] Industry analyses of patent strategies in drug development.


In conclusion, U.S. Patent 12,042,474 encapsulates targeted protection for innovative pharmaceutical compounds and their therapeutic applications. Its strength and strategic value depend on its claim breadth, robustness against prior art, and proactive patent portfolio management within a competitive landscape focused on chemical and medicinal innovations.

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Drugs Protected by US Patent 12,042,474

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Aucta MOTPOLY XR lacosamide CAPSULE, EXTENDED RELEASE;ORAL 216185-001 May 4, 2023 RX Yes No 12,042,474 ⤷  Get Started Free Y TREATMENT OF PARTIAL-ONSET SEIZURES IN ADULTS AND IN PEDIATRIC PATIENTS WEIGHING AT LEAST 50 KG ⤷  Get Started Free
Aucta MOTPOLY XR lacosamide CAPSULE, EXTENDED RELEASE;ORAL 216185-001 May 4, 2023 RX Yes No 12,042,474 ⤷  Get Started Free Y ADJUNCTIVE THERAPY IN THE TREATMENT OF PRIMARY GENERALIZED TONIC-CLONIC SEIZURES IN ADULTS AND IN PEDIATRIC PATIENTS WEIGHING AT LEAST 50 KG ⤷  Get Started Free
Aucta MOTPOLY XR lacosamide CAPSULE, EXTENDED RELEASE;ORAL 216185-002 May 4, 2023 RX Yes No 12,042,474 ⤷  Get Started Free Y ADJUNCTIVE THERAPY IN THE TREATMENT OF PRIMARY GENERALIZED TONIC-CLONIC SEIZURES IN ADULTS AND IN PEDIATRIC PATIENTS WEIGHING AT LEAST 50 KG ⤷  Get Started Free
Aucta MOTPOLY XR lacosamide CAPSULE, EXTENDED RELEASE;ORAL 216185-002 May 4, 2023 RX Yes No 12,042,474 ⤷  Get Started Free Y TREATMENT OF PARTIAL-ONSET SEIZURES IN ADULTS AND IN PEDIATRIC PATIENTS WEIGHING AT LEAST 50 KG ⤷  Get Started Free
Aucta MOTPOLY XR lacosamide CAPSULE, EXTENDED RELEASE;ORAL 216185-003 May 4, 2023 RX Yes Yes 12,042,474 ⤷  Get Started Free Y ADJUNCTIVE THERAPY IN THE TREATMENT OF PRIMARY GENERALIZED TONIC-CLONIC SEIZURES IN ADULTS AND IN PEDIATRIC PATIENTS WEIGHING AT LEAST 50 KG ⤷  Get Started Free
Aucta MOTPOLY XR lacosamide CAPSULE, EXTENDED RELEASE;ORAL 216185-003 May 4, 2023 RX Yes Yes 12,042,474 ⤷  Get Started Free Y TREATMENT OF PARTIAL-ONSET SEIZURES IN ADULTS AND IN PEDIATRIC PATIENTS WEIGHING AT LEAST 50 KG ⤷  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 12,042,474

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 3148705 ⤷  Get Started Free
China 112043681 ⤷  Get Started Free
China 114173763 ⤷  Get Started Free
China 114404393 ⤷  Get Started Free
European Patent Office 3981390 ⤷  Get Started Free
World Intellectual Property Organization (WIPO) 2020244615 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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