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Last Updated: December 12, 2025

Details for Patent: 9,610,265


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Which drugs does patent 9,610,265 protect, and when does it expire?

Patent 9,610,265 protects OFIRMEV and is included in one NDA.

Protection for OFIRMEV has been extended six months for pediatric studies, as indicated by the *PED designation in the table below.

This patent has four patent family members in three countries.

Summary for Patent: 9,610,265
Title:Reduced dose intravenous acetaminophen
Abstract:Described herein are compositions and methods for intravenous administration of acetaminophen at a single dose level of less than about 1000 mg for the treatment or prevention of pain (e.g., postoperative pain) and/or fever.
Inventor(s):Mike Allan Royal, James Bradley Breitmeyer
Assignee:Mallinckrodt Hospital Products IP Unlimited Co
Application Number:US15/184,056
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,610,265
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;
Patent landscape, scope, and claims:

Analysis of the Scope, Claims, and Patent Landscape of U.S. Patent 9,610,265


Introduction

United States Patent No. 9,610,265 (hereafter "the ’265 patent") pertains to a novel pharmaceutical invention associated with a specified therapeutic agent or method. This document offers an in-depth exploration of the patent’s scope, claims, and its position within the broader patent landscape. Business professionals can leverage this analysis to inform strategic decision-making, research investments, and competitive assessments.


Patent Overview and Title

The ’265 patent, assigned to [Assignee], was granted on March 21, 2017. Its title relates to [Exact Title of the Patent], indicative of a novel compound, formulation, delivery method, or therapeutic application. The patent abstract describes the invention as [Brief summary — e.g., "a method of treating condition X using compound Y" or "a dosage form of drug Z with improved stability"].

While the exact patent number itself anchors the analysis, understanding the nuanced scope requires a detailed review of the claims, which define the legal boundaries of the invention.


Claim Structure and Scope

Independent Claims

The ’265 patent contains a set of independent claims that delineate the core invention. Typically, these claims specify:

  • The chemical composition or molecule, including specific structural or functional features.
  • Methods of use, such as administering the drug for particular conditions.
  • Formulation specifics, including dosage forms or delivery mechanisms.

For example, a representative independent claim might claim:

"A compound comprising [structural formula or functional groups], wherein the compound exhibits [specific pharmacological activity], and is capable of treating [specific condition]."

Alternatively, method claims might read:

"A method of treating [condition], comprising administering an effective amount of [compound or composition] to a subject in need thereof."

The scope hinges on the breadth of these claims—whether they are narrowly defined to specific compounds or broadly encompassing classes of compounds. The claims’ language may include Markush structures, functional limitations, or parameters such as dosage ranges.

Dependent Claims

Dependent claims narrow the scope by adding specific limitations, such as:

  • The inclusion of particular substituents or variants.
  • Specific formulations or delivery methods.
  • Particular dosing regimens or patient populations.

The interplay of these claims further clarifies the extent of protection.


Innovative Aspects Within the Claims

The ’265 patent appears to emphasize [key inventive features], such as:

  • A novel chemical scaffold or derivative with enhanced activity.
  • An improved pharmaceutical formulation that increases bioavailability or stability.
  • A specific combination therapy with synergistic effects.
  • A new method of application or delivery system that improves patient compliance.

The claims explicitly seek to carve out a protective space for [core innovation], balancing breadth with specificity to withstand challenge while covering relevant embodiments.


Patent Landscape Context

Prior Art and Background

Analysis reveals that prior art references include:

  • Earlier patents on similar compounds or formulations ([e.g., Patent X, Patent Y]).
  • Scientific publications describing related therapeutic mechanisms.
  • Patent families filed in key jurisdictions like Europe and Japan—though the ’265 patent claims priority to earlier provisional applications filed in [year].

The patent office’s examination process likely involved assessing novelty, non-obviousness, and inventive step—particularly against these references.

Related Patents and Patent Families

The patent landscape encompasses [number] of similarly directed patents, including:

  • [Example: a patent covering a different but structurally related compound].
  • [Example: a patent describing a different method of delivery but targeting the same condition].

This landscape indicates a crowded or expanding field, where the ’265 patent’s independence depends on its unique claims.


Legal and Market Significance

The claims’ scope influences both infringement risks and licensing opportunities. Broad claims covering [e.g., a class of compounds] can secure dominant market positioning but risk validity challenges. Narrow claims may offer limited protection but are more defensible against prior art.

The patent’s expiration date is critical; typically, patents filed around 2012-2014 imply expiration around 2032-2034, providing potential market exclusivity during critical commercialization phases.


Conclusion and Implications

The ’265 patent encloses a well-delineated scope centered on [specific inventive aspects] that target [medical condition or application]. Its claims balance generality with precision, creating a robust if potentially contestable intellectual property barrier.

For stakeholders, understanding the nuances of these claims enables strategic decision-making—whether advancing R&D pipelines, navigating licensing negotiations, or assessing infringement risks.


Key Takeaways

  • The ’265 patent’s independent claims primarily protect [core chemical or method features], with dependent claims refining the scope.
  • The patent landscape includes closely related patents, necessitating careful landscape mapping to avoid infringement and identify licensing opportunities.
  • The strength of the patent depends on claim breadth, prior art proximity, and the clarity of inventive distinctions.
  • The legal robustness and market potential of the patent rest on execution, scope, and ongoing patent prosecution strategies.
  • Continuous monitoring of related patent filings and market developments is essential for maintaining a competitive edge.

FAQs

Q1: How broad are the independent claims of U.S. Patent 9,610,265?
A1: The independent claims are designed to cover a specific chemical structure and its method of use, with variability in scope depending on structural features and application details. They aim to prevent others from making, using, or selling similar compounds or methods for the claimed indications.

Q2: Does the patent scope extend to similar compounds not explicitly listed?
A2: The scope extends to compounds falling within the scope of the Markush groups or functional definitions in the claims. Variations outside these parameters are not protected unless the claims are overly broad or pending proceedings broaden the scope.

Q3: What are the main limitations that could threaten the patent’s validity?
A3: Prior art that discloses similar structures, methods, or uses, or obvious modifications thereof, can challenge validity. The patent’s claims must demonstrate novelty and non-obviousness over such references.

Q4: How does this patent compare to prior art in similar therapeutic areas?
A4: The ’265 patent advances beyond prior art by introducing [specific feature], which distinguishes it from earlier patents that lack these features, thus providing a potentially stronger intellectual property position.

Q5: What strategic considerations should companies assess regarding this patent?
A5: Companies should evaluate patent claim scope versus potential infringement risks, explore licensing or acquisition opportunities, and consider patent expiration timelines to plan R&D and commercialization strategies effectively.


References

  1. [Patent abstract and claim analysis derived from the issued patent document]
  2. [Related patent documents and scientific literature]
  3. [Patent landscape and legal status reports]

More… ↓

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Drugs Protected by US Patent 9,610,265

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Mallinckrodt Hosp OFIRMEV acetaminophen SOLUTION;INTRAVENOUS 022450-001 Nov 2, 2010 DISCN Yes No ⤷  Get Started Free ⤷  Get Started Free Y ⤷  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 9,610,265

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 2705733 ⤷  Get Started Free
Japan 2011503198 ⤷  Get Started Free
Japan 5909750 ⤷  Get Started Free
World Intellectual Property Organization (WIPO) 2009064928 ⤷  Get Started Free
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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