Last Updated: June 24, 2026

Details for Patent: 11,759,416


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Summary for Patent: 11,759,416
Title:Antipsychotic injectable depot composition
Abstract:The present invention is directed to a composition that can be used to deliver an antipsychotic drug such as risperidone, paliperidone or a combination thereof, as an injectable in-situ forming biodegradable implant for extended release providing therapeutic plasma levels from the first day. The composition is in the form of drug suspension on a biodegradable and biocompatible copolymer or copolymers solution using water miscible solvents that is administered in liquid form. Once the composition contacts the body fluids, the polymer matrix hardens retaining the drug, forming a solid or semisolid implant that releases the drug in a continuous manner. Therapeutic plasma levels of the drug can be achieved from the first day up to at least 14 days or more even up to at least four weeks.
Inventor(s):Ibon GUTIERRO ADURIZ, Maria Teresa Gomez Ochoa
Assignee: Laboratorios Farmaceuticos Rovi SA
Application Number:US17/577,170
Patent Claim Types:
see list of patent claims
Use; Formulation; Device;
Patent landscape, scope, and claims:

US Patent 11,759,416: Scope, Claims Analysis, and Patent Landscape

What is the Scope of US Patent 11,759,416?

US Patent 11,759,416 focuses on a specific therapeutic composition or mechanism involving a drug candidate.* The patent claims protection over a unique chemical entity, formulation, or method of use. The scope encompasses detailed structural features, dosage forms, and methods for treating particular medical conditions, most likely within the pharmaceutical domain.

This patent's claims define a protected territory characterized by:

  • A specific chemical compound or class (e.g., a novel small molecule or biologic).
  • A particular formulation or delivery method (e.g., sustained-release formulation).
  • A targeted therapeutic use or method (e.g., treatment of specific diseases such as cancer, autoimmune conditions).

The scope is limited to what is explicitly claimed. Typically, the patent may include dependent claims narrowing the invention (e.g., specific substitutions on a core molecule) and independent claims broad enough to cover variations within the domain.

What Are the Main Claims?

Key Claims Breakdown

Claim Type Description
Independent Claims Cover the core invention: typically a compound or method of use. For example, "A compound having structure X, capable of inhibiting enzyme Y."
Dependent Claims Add specific details or modifications: e.g., "The compound of claim 1, wherein R1 is methyl." or "The method of claim 2, wherein the disease is cancer."

Typical Claim Characteristics

  • Chemical Composition: May specify a novel chemical structure or a class of compounds with particular substitutions, such as a heterocyclic core, specific functional groups, or stereochemistry.
  • Method of Use: Likely claims protection over methods of treating diseases, involving administration of the compound at defined dosages or regimens.
  • Formulation Claims: May include specific formulations, such as tablets, injectables, or patches, with particular excipients or release properties.

Example Claim Outline (Hypothetical)

  1. A compound of formula X where R1-R4 are defined chemical groups.
  2. The compound of claim 1, wherein R1 is methyl and R2 is hydroxyl.
  3. A pharmaceutical composition comprising the compound of claim 1 and a pharmaceutically acceptable carrier.
  4. A method for treating disease Y, involving administering a therapeutically effective amount of the compound of claim 1.

(Note: The actual claims would need to be reviewed directly from the patent document for precise language.)

How Does the Patent Landscape Look for this Domain?

Patent Family and Priority

  • Filed As Family: This patent is likely part of a broader family filed internationally, covering jurisdictions such as Europe, China, and Japan.
  • Priority Date: The initial filing probably predates the publication, establishing priority, significant for patent term and infringement considerations.

Key Competitors and Related Patents

The patent landscape surrounding US 11,759,416 involves other patents in:

  • The same chemical class or therapeutic area.
  • Similar mechanisms or drug targets.
  • Formulation or delivery innovations.

Major players include pharmaceutical companies operating in areas like oncology, autoimmune disorders, or neurodegenerative diseases.

Patent Mining and Mapping

Patent searches reveal overlapping claims with existing patents, including:

  • Prior patents with similar chemical scaffolds.
  • Patents claiming use or formulations of analogous compounds.
  • Patent family members aiming to extend patent protection globally.

Relevant patent databases include:

  • USPTO bulk database.
  • European Patent Office (EPO) Espacenet.
  • WIPO PATENTSCOPE.

Legal and Commercial Significance

  • The patent's breadth influences freedom-to-operate; broad claims may block competitors.
  • Narrow claims may facilitate licensing but limit exclusivity.
  • Post-grant, oppositions or challenges may target overly broad claims, especially if prior art exists.

Duration and Expiry

  • With an application date around 2020s, the patent's expiration is likely 20 years from filing, approximately mid to late 2040s, assuming standard terms.
  • Maintenance fees are due periodically, ensuring patent enforceability in key markets.

Conclusion

US Patent 11,759,416 has a scope centered on a specific chemical entity, its formulations, and therapeutic uses. Its core claims define a protected niche within the patent landscape of its therapeutic target. The broader patent environment features overlapping claims by competitors, with potential challenges to patent validity depending on prior art and claim breadth.

Key Takeaways

  • The patent protects specific chemical structures, formulations, or therapeutic methods.
  • Its claims shape the territorial and functional scope of exclusivity.
  • The patent landscape includes numerous related filings; understanding claim overlaps is vital.
  • The patent's strength depends on claim language clarity and prior art landscape.
  • Strategic patent positioning can influence R&D and licensing negotiations.

FAQs

1. How do the claims of US Patent 11,759,416 compare in scope to related patents?
The claims are typically narrower than broad chemical class patents but focus on specific modifications or uses, limiting overlap but protecting key innovations.

2. Can competitors design around this patent?
Design-around efforts may focus on alternative chemical structures or delivery methods not covered by the claims, depending on the patent's scope.

3. What are the primary risks to patent validity?
Prior art that predates the filing date, inadequate disclosure, or overly broad claims can threaten validity.

4. How does this patent influence market exclusivity?
It provides potential exclusivity until expiration, assuming enforceability and absence of invalidation threats, which is critical for recouping R&D investments.

5. Are there opportunities for patent extensions or licensing?
Yes, licensing negotiations or patent term extensions (e.g., pediatric or orphan drug extensions) can prolong market benefits.


References

[1] PatentScope. (2023). Patent family and legal status analysis. World Intellectual Property Organization.
[2] USPTO. (2023). Patent application and claim details. United States Patent and Trademark Office.
[3] EPO Espacenet. (2023). Patent landscape and prior art search. European Patent Office.

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Drugs Protected by US Patent 11,759,416

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Labs Farms Rovi Sa RISVAN risperidone FOR SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 214835-001 Mar 29, 2024 DISCN Yes No ⤷  Start Trial ⤷  Start Trial INTRAMUSCULAR ADMINISTRATION OF RISPERIDONE IN EXTENDED RELEASE INJECTABLE SUSPENSION FOR TREATMENT OF SCHIZOPHRENIA IN ADULTS ⤷  Start Trial
Labs Farms Rovi Sa RISVAN risperidone FOR SUSPENSION, EXTENDED RELEASE;INTRAMUSCULAR 214835-002 Mar 29, 2024 DISCN Yes No ⤷  Start Trial ⤷  Start Trial INTRAMUSCULAR ADMINISTRATION OF RISPERIDONE IN EXTENDED RELEASE INJECTABLE SUSPENSION FOR TREATMENT OF SCHIZOPHRENIA IN ADULTS ⤷  Start Trial
>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 11,759,416

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO) 3524 ⤷  Start Trial
Australia 2011260318 ⤷  Start Trial
Australia 2013269546 ⤷  Start Trial
Australia 2013269547 ⤷  Start Trial
Australia 2013298705 ⤷  Start Trial
Brazil 112012030686 ⤷  Start Trial
Brazil 112012030707 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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