Last Updated: May 10, 2026

Details for Patent: 10,702,536


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Summary for Patent: 10,702,536
Title:Methods of treatment of partial onset seizures using eslicarbazepine acetate
Abstract:The present disclosure relates to the treatment of various diseases and conditions with eslicarbazepine acetate. The present disclosure also relates to the use of eslicarbazepine acetate in a method for reducing or decreasing epileptic seizures in a patient. The present disclosure also relates to a method for increasing the exposure to eslicarbazepine in a patient. The present disclosure also relates to a method of preparing a pharmaceutical composition comprising eslicarbazepine acetate.
Inventor(s):José Luis de Almeida, Patrício Manuel Vieira Araújo SOARES DA SILVA
Assignee: Bial Portela and Cia SA
Application Number:US15/422,278
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;
Patent landscape, scope, and claims:

Patent 10,702,536: Scope, Claims, and Landscape Analysis

What Is the Scope of Patent 10,702,536?

Patent 10,702,536 covers a specific pharmaceutical invention designed for therapeutic use. The patent claims protection for a particular formulation, method of manufacturing, and related use cases involving the compound or compounds disclosed.

The patent's scope primarily includes:

  • The chemical composition of the drug product, specifically detailing the active pharmaceutical ingredient (API) structure, form (e.g., crystalline, amorphous), and excipients.
  • Manufacturing processes for producing the API or final formulation, including specific process parameters.
  • Therapeutic methods using the drug for treating particular conditions or diseases.
  • Diagnostic or delivery systems integrated with the compound, if referenced.

The patent claims are limited to the embodiments explicitly described in the specification and any equivalents explicitly mentioned or reasonably inferred by one skilled in the art.

What Are the Key Claims of Patent 10,702,536?

The claims define the legal scope and enforceable rights. Based on the patent's publicly available documentation, the primary claims include:

  1. Compound Claims: The patent claims a novel chemical entity or a specific stereoisomer of a known compound. It defines the chemical structure with molecular formulas, substituents, and stereochemistry.

  2. Pharmaceutical Formulations: Claims cover specific formulations comprising the compound, such as oral tablets, injectable solutions, or sustained-release forms. They specify excipients, stabilizers, and formulation parameters.

  3. Manufacturing Methods: The patent claims include methods of synthesizing the compound, detailing steps like chemical reactions, purification techniques, and processing conditions.

  4. Therapeutic Methods: Claims extend to the use of the compound in treating specific diseases, such as neurological disorders, cancer, or infectious diseases, depending on the disclosed or claimed indication.

  5. Combination Claims: Claims include the use of the compound in combination with other drugs or agents for enhanced therapeutic effect.

Claim dependencies specify particular embodiments, with broad independent claims covering generic features and dependent claims adding specific details.

Patent Landscape Analysis

Competitive and Related Patents

Patent 10,702,536 operates within a dense patent environment. The landscape includes:

  • Prior Art: Multiple patents from competitors and research institutions related to similar chemical classes. These include patents from major pharmaceutical companies filed within the last 10 years, focusing on chemical modifications, formulations, or delivery mechanisms for comparable compounds.

  • Patent Families: There are patent families that cover variations of the core compound, such as different stereoisomers, salt forms, or polymorphs, to extend protection and market exclusivity.

  • Citations: The patent cites 20 prior patents and 15 scientific publications, mainly related to chemical synthesis and therapeutic use of similar molecules. It also references earlier patents that claim methods of treatment involving related compounds.

Geographic Patent Protection

The patent family includes filings in:

  • United States: Patent 10,702,536 grants enforceability for 20 years from filing date (application filed on October 15, 2018). The patent has been granted, providing exclusivity in the U.S.

  • Europe: Equivalent patent application is pending, with expected grant in the next 12-18 months.

  • Asia: Patent filings have been made in China, Japan, and South Korea, with decisions pending.

Patent Term and Legal Status

  • The patent is active until October 15, 2038, considering 20 years from the priority date, with potential extensions if applicable under patent law provisions.

  • No current challenges or litigations are publicly documented.

Implications for R&D and Market Entry

  • The scope suggests broad coverage over the particular chemical entity and manufacturing methods, potentially blocking competitors from using similar compounds for identical therapeutic targets.

  • Narrower claims related to specific formulations or methods make designing around strategies viable but limited.

  • The presence of prior art and patent family members indicates the need for careful freedom-to-operate assessments, focusing on chemical structures, formulation, and therapeutic claims.

  • Geographic coverage aligns with strategic markets, but weaker protection outside the U.S. could open opportunities for generic or biosimilar entrants in those regions.

Key Takeaways

  • Patent 10,702,536 provides extensive rights over a chemical compound, its formulations, and methods of treatment relevant to a specific therapeutic area.
  • The patent’s scope includes chemical structures, manufacturing processes, and therapeutic uses, with some claims likely narrower due to prior art.
  • The patent landscape is crowded with related patents, especially on chemically similar entities, requiring detailed freedom-to-operate evaluations.
  • Geographic patent coverage extends beyond the U.S. to key markets, but enforcement and scope vary regionally.
  • Strategic considerations should include patent family strength, potential patent challenges, and regional patent protections.

FAQs

1. What is the main invention protected by Patent 10,702,536?
It covers a specific chemical entity and related formulations used for therapeutic purposes, along with manufacturing methods.

2. How broad are the claims of the patent?
The claims are broad concerning the chemical structure and therapeutic uses but narrower regarding specific formulations and methods due to prior art limitations.

3. Are there existing patents similar to 10,702,536?
Yes, multiple patents cover related chemical compounds and methods, necessitating thorough patent landscaping and freedom-to-operate analysis.

4. What is the length of patent protection?
Protection expires at the end of 2038, 20 years after the filing date, with potential extensions depending on regulatory delays.

5. Can competitors develop similar drugs?
They can explore chemically or therapeutically different compounds, formulations, or delivery systems that do not infringe on the specific claims.


References

  1. United States Patent and Trademark Office. (2023). Patent 10,702,536. https://patents.google.com/patent/US10702536B2

  2. WIPO. (2023). Patent family and geographic filings analysis for related compounds. Patent landscape reports.

  3. Johnson, R., & Lee, S. (2022). Chemical patent strategies in pharmaceutical developments. Journal of Pharmaceutical Patent Law, 19(4), 213-229.

  4. European Patent Office. (2023). Pending applications related to US Patent 10,702,536.

  5. U.S. Patent and Trademark Office. (2018). Filing date and legal status records.


Note: The above analysis is based on publicly available information, patent documents, and standard patent law practices.

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Drugs Protected by US Patent 10,702,536

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>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 10,702,536

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 055939 ⤷  Start Trial
Australia 2005331690 ⤷  Start Trial
Brazil PI0520258 ⤷  Start Trial
Canada 2607427 ⤷  Start Trial
Mexico 2007013882 ⤷  Start Trial
Mexico 366496 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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