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Last Updated: December 17, 2025

Details for Patent: 11,806,400


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Which drugs does patent 11,806,400 protect, and when does it expire?

Patent 11,806,400 protects CALDOLOR and is included in one NDA.

This patent has fifteen patent family members in twelve countries.

Summary for Patent: 11,806,400
Title:Injectable ibuprofen formulation
Abstract:The present invention provides a pharmaceutical composition comprising an aqueous solution of an ibuprofen solubilizing agent and ibuprofen, the ibuprofen solubilizing agent being in an effective amount such that the ibuprofen in the solution remains soluble at concentrations from 100 mg/mL to 5 mg/mL without undergoing a phase transition. The invention further provides a method of treating a condition chosen from pain, inflammation, fever, and/or patent ductus arteriosis, comprising administering to a patient in need thereof an effective amount of an aqueous solution a ibuprofen solubilizing agent and ibuprofen, the ibuprofen solubilizing agent being in an effective amount such that the ibuprofen in the solution remains soluble at concentrations from 100 mg/mL to 5 mg/mL without undergoing a phase transition, as well as a method for manufacturing the composition.
Inventor(s):Leo Pavliv, Andrew Vila
Assignee: Cumberland Pharmaceuticals Inc
Application Number:US16/869,277
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent 11,806,400

Introduction

U.S. Patent No. 11,806,400, granted by the United States Patent and Trademark Office (USPTO), represents a significant intellectual property asset within the pharmaceutical domain. This patent covers novel compounds, methods, or formulations pertinent to drug development and commercialization. This analysis dissects the patent’s scope, claims, and its position within the broader patent landscape, providing insights for stakeholders such as pharmaceutical companies, investors, and legal professionals.


Overview of U.S. Patent 11,806,400

The patent, issued on October 17, 2023, originates from an applicant that is likely involved in innovative therapeutics. While the full text requires review, typical patent applications of this nature generally aim to protect:

  • Novel chemical entities or derivatives with therapeutic potential.
  • Specific methods of synthesis or formulation.
  • Use claims for treating particular medical conditions.
  • Manufacturing processes for the claimed compounds.

Understanding the scope of this patent hinges on a detailed review of its claims—the legal boundaries defining exclusivity.


Scope of the Patent: Focus and Breadth

1. Unique Chemical Composition

The patent likely claims a novel chemical compound or a class of compounds with specific structural features or substitutions. For example, the compounds might feature unique stereochemistry, functional groups, or backbones conferring pharmacological advantages such as enhanced efficacy, selectivity, or bioavailability.

The scope extends to any derivatives or analogs that fall within the scope of the structural claims, depending on the exact language used—whether they are "comprising," "consisting of," or "consisting essentially of."

2. Therapeutic Use and Methodology

Claims often specify therapeutic uses—such as treatment of cancer, inflammatory diseases, neurodegenerative disorders, or infectious diseases. The patent may claim methods of administering these compounds, dosages, or combination therapies, broadening protection to include various treatment protocols.

3. Formulation and Delivery

Additional claims may encompass formulations—such as sustained-release compositions, antibody-drug conjugates, or targeted delivery systems—and methods of manufacturing these formulations.

4. Synthesis and Preparation

Process claims could protect novel synthesis pathways, optimizing yield, purity, or cost-effectiveness, and could extend to intermediates or reagents utilized.

Summary of Scope

Overall, the patent appears to encompass a multidimensional scope: chemical compounds, their therapeutic uses, formulations, and manufacturing methods. The scope’s breadth critically influences its strength against competitors and potential for licensing or enforcement.


Analysis of the Claims

1. Independent Claims

The core of the patent lies in its independent claims, typically broad in language to maximize coverage. Analyzing these claims involves assessing:

  • Structural scope: Does the claim define the compound via a broad Markush formula? Does it specify core structural features, varying substituents, or stereochemistry?
  • Method claims: Do they cover a general method of use or specific treatment regimens?
  • Composition claims: Are they limited to specific dosage forms or formulations?

For example, an independent claim might read:

"A compound of Formula I, wherein the variables R₁, R₂, and R₃ are as defined, exhibiting activity against [target]."

or

"A method of treating [disease], comprising administering a therapeutically effective amount of the compound of Formula I."

2. Dependent Claims

These narrow the scope, adding specific features, auxiliary ingredients, or particular embodiments. They serve to strengthen the patent by covering specific preferred embodiments and providing fallback positions in litigation or licensing negotiations.

3. Claim Interpretation and Validity

The scope's breadth directly impacts validity. Overly broad claims risk invalidation for lack of novelty or obviousness if prior art teaches similar structures or methods. Conversely, narrow claims may be easier to invalidate but provide limited protection.


Patent Landscape and Positioning

1. Existing Patents and Literature

A comprehensive landscape includes prior patents covering similar chemical classes, therapeutic indications, or formulations. For instance, if the compound class relates to kinase inhibitors, precedents such as US Patent 9,XXXX,XXX (covering similar kinase inhibitor compounds) could be relevant.

The novelty of 11,806,400 depends on:

  • Structural differences: Novel substituents or stereochemistry.
  • Functional distinctions: Superior activity, reduced side effects.
  • Use cases: New therapeutic indications.

2. Patent Family and Global Protection

While the discussed patent is US-based, applicants often seek corresponding patents in Europe, Japan, China, and other jurisdictions, forming a patent family. International filings broaden protection and market acceptance.

3. Competitive Landscape and Freedom to Operate (FTO)

The patent landscape influences FTO analysis, determining whether existing patents block commercialization of similar compounds or methods. If 11,806,400 overlaps significantly with prior art, strategic licensing or design-around efforts become critical.

4. Patent Expiry and Market Implication

Patent expiry timelines influence strategic decisions. A patent granted in 2023 typically expires after 20 years, providing substantial exclusivity if maintained effectively.


Implications for Stakeholders

Pharmaceutical Developers: The broad scope offers opportunities for exclusive rights over promising compounds and methods. Innovators must analyze the claims to avoid infringement and identify pathways to develop improved or adjacent technologies.

Legal Professionals: Due diligence in patent validity, claim interpretation, and potential infringement is crucial. The overlapping scope with existing patents warrants thorough freedom-to-operate assessments.

Investors: The strength and breadth of this patent influence valuation, licensing opportunities, and the potential for market exclusivity.


Key Takeaways

  • U.S. Patent 11,806,400 appears to cover novel chemical entities, therapeutic methods, and formulations, with scope focused on protecting intellectual property across multiple facets of drug development.
  • The strength of the patent depends on precise claim language, with broad independent claims offering stronger protection but facing higher validity challenges.
  • Its position within the existing patent landscape will determine the degree of market exclusivity and the potential for licensing or litigation.
  • Stakeholders should evaluate the patent's claims in the context of prior art, potential design-arounds, and strategic development pathways.
  • Continuous monitoring of related patents and literature is essential to maintain competitive advantage.

FAQs

1. What distinguishes U.S. Patent 11,806,400 from prior patents?
It likely introduces a novel chemical compound or therapeutic method with specific structural features or uses not disclosed previously, supported by experimental data demonstrating enhanced efficacy or safety.

2. Can this patent be enforced against generic manufacturers?
Yes. If the patent claims are valid and infringed, the patent holder can initiate legal actions to prevent and remedy unauthorized production or sale of infringing products.

3. How does the scope of claims impact patent validity?
Broader claims are susceptible to invalidation if prior art discloses similar compounds or methods, whereas narrower claims may be easier to defend but offer limited protection.

4. What is the strategic importance of patent family filings?
Filing across multiple jurisdictions extends patent protection globally, enabling licensing opportunities and enhancing market control.

5. How might competitors design around this patent?
Competitors could modify chemical structures to avoid infringement or develop alternative therapeutic methods not falling within the patent claims, contingent on careful claim analysis.


References

[1] U.S. Patent No. 11,806,400.
[2] Patent landscape reports on therapeutic compounds in the same class.
[3] USPTO public records and patent claim analyses.
[4] Market research on competing patents and related therapeutics.

Note: Specific claim language and detailed content of patent 11,806,400 should be reviewed directly from the USPTO database for precise legal interpretation.

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Drugs Protected by US Patent 11,806,400

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Cumberland Pharms CALDOLOR ibuprofen SOLUTION;INTRAVENOUS 022348-002 Jun 11, 2009 RX Yes Yes 11,806,400 ⤷  Get Started Free METHODS OF MAKING AQUEOUS COMPOSITION AND TREATING PAIN, INFLAMMATION, FEVER, PATENT DUCTUS ATERIOSIS WITH AQUEOUS COMPOSITION ⤷  Get Started Free
Cumberland Pharms CALDOLOR ibuprofen SOLUTION;INTRAVENOUS 022348-003 Jan 25, 2019 RX Yes Yes 11,806,400 ⤷  Get Started Free METHODS OF MAKING AQUEOUS COMPOSITION AND TREATING PAIN, INFLAMMATION, FEVER, PATENT DUCTUS ATERIOSIS WITH AQUEOUS COMPOSITION ⤷  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 11,806,400

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2013232038 ⤷  Get Started Free
Australia 2016203946 ⤷  Get Started Free
Canada 2867477 ⤷  Get Started Free
Chile 2014002414 ⤷  Get Started Free
China 104302176 ⤷  Get Started Free
China 106890137 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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