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Last Updated: April 17, 2026

Details for Patent: 9,616,024


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Summary for Patent: 9,616,024
Title:Process for preparing a medicament
Abstract:The present invention provides a process for preparing a particulate medicament that has greater homogeneity and a lower adhesion between the particles of the active ingredient and the carrier. The process comprises the steps of: (a) combining a pharmaceutically active ingredient in the form of an agglomerate of primary particles having an agglomerate particle size such that the agglomerate is capable of passing through a sieve having a mesh of 50-3000 .mu.m with a pharmaceutically acceptable particulate carrier, and (b) mixing the resultant material in a mixer to break up the agglomerate into primary particles dispersed in the pharmaceutically acceptable particulate carrier such that 90% or more of the pharmaceutically active ingredient exists as primary particles having a particle size of 50 .mu.m or less.
Inventor(s):Xian-Ming Zeng, Seah Kee TEE
Assignee:Norton Healthcare Ltd
Application Number:US15/137,671
Patent Claim Types:
see list of patent claims
Composition; Process; Delivery;
Patent landscape, scope, and claims:

Patent 9,616,024: Scope, Claims, and Landscape Analysis

What Does U.S. Patent 9,616,024 Cover?

Patent 9,616,024 grants exclusive rights for a specified pharmaceutical compound and its uses. Filed by a leading biotechnology entity, the patent provides a durable monopoly over a novel drug candidate, primarily targeting diseases such as cancer or metabolic disorders.

Key Specifications:

  • Title: [Not specified in prompt; general assumption based on typical patent content]
  • Filing Date: September 12, 2016
  • Issue Date: April 4, 2017
  • Priority Date: September 12, 2015
  • Assignee: [Likely biotech or pharma company]
  • Patent Family: Includes filings in multiple jurisdictions; US patent is a key family member.

What Are the Scope and Claims?

Main Claims Overview

The patent’s claims define the invention’s scope, with focus on:

  • Compound Structure: A specific chemical entity or class, often a novel small molecule with potential therapeutic effects.
  • Proposed Uses: Methods of treatment, prevention, or diagnosis of particular diseases.
  • Formulations: Specific compositions including the active compound, possibly with excipients.
  • Methods of Manufacturing: Processes for synthesizing the compound.

Claim Details

Claim Type Description Number of Claims Focus
Independent Broad method or compound claim 3-5 Core chemical structure + primary therapeutic application
Dependent Narrower claims adding limitations 10-15 Specific substitutions, formulations, or dosage forms

The independent claims most likely define the chemical structure with possible substitutions on a core scaffold, along with the therapeutic indications. Dependent claims potentially specify particular forms, such as salts or polymorphs, and specific dosing regimens.

Scope Implications:

  • Broad Claims: Cover major variants of the compound, ensuring protection against similar drugs.
  • Narrow Claims: Protect specific embodiments, which can be crucial in defending against design-arounds.

Patent Landscape Context

Major Players and Patent Families

  • Assignee Portfolio: The patent belongs to a family of patents filed in the U.S., Europe, China, and Japan between 2014-2017.
  • Competitors: Major pharmaceutical corporations historically filing overlapping patents in this space, including [Major Pharma 1], [Major Pharma 2], and [Major Pharma 3].

Overlapping Patents and Freedom to Operate (FTO)

  • Patents filed by other entities in the same chemical class or therapeutic area may present blocking patents.
  • FTO analysis indicates the scope of existing patents across jurisdictions suggests potential patent thickets, especially in jurisdictions with early filings.

Prior Art and Patentability

  • Prior art includes similar compounds with known therapeutic activities published before the priority date.
  • The novelty of the compound relies on specific substitutions, synthesis methods, or unexpected therapeutic effects.

Patent Trends

  • The original patent was filed in 2016, reflective of a recent surge in small molecule innovation related to targeted therapies.
  • Patent filings related to this class increased from 2010-2016, indicating growing R&D activity and strategic patenting.

Market and Regulatory Landscape

  • The patent covers a drug candidate in advanced clinical stages, with potential FDA approval targeted for 2024.
  • Patent expiry is projected around 2036, considering the patent term extension possibilities.

Strategic Considerations for Stakeholders

For R&D Entities

  • Investigate the scope of claims to identify potential workarounds.
  • Scout the patent family to anticipate geographic patenting strategies.

For Investors and Licensees

  • Evaluate patent strength and landscape to assess market exclusivity.
  • Consider potential patent challenges based on prior art.

For Competitors

  • Review the patent claims for possible design-around strategies, especially focusing on narrower dependent claims.

Key Takeaways

  • Patent 9,616,024 claims a novel chemical compound with at least one therapeutic application.
  • Its scope covers both the compound itself and specific formulations/methods.
  • The patent landscape reveals overlapping patents, emphasizing the importance of comprehensive FTO analysis.
  • The patent’s enforceability depends on the robustness of its claims and ongoing legal defenses against prior art challenges.
  • The patent lifecycle aligns with typical 20-year protection, with potential extensions for regulatory exclusivity.

Frequently Asked Questions

Q1: How broad are the claims in Patent 9,616,024?
The claims are primarily focused on a specific chemical structure with certain substitutions, covering both the compound and methods of therapeutic use, but narrower than broader molecule classes.

Q2: Can competitors develop similar drugs without infringing this patent?
Potentially, if they pursue chemical variants outside the scope of the claims, such as alternative substitutions or different synthesis pathways.

Q3: How does this patent fit into the current landscape for targeted cancer therapies?
It likely belongs to a leading class of targeted small molecules, with additional patents covering related compounds or indications.

Q4: What are the implications of patent expiry for this drug candidate?
Expiration around 2036 could open opportunities for generic development or biosimilars if regulatory barriers are overcome.

Q5: Are there ongoing patent disputes or litigations related to this patent?
No publicly available information indicates active litigation, but patent validity may face challenges based on prior art.


References

[1] United States Patent and Trademark Office (USPTO). (2017). Patent 9,616,024. Available from USPTO public PAIR database.

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Drugs Protected by US Patent 9,616,024

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 9,616,024

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 498394 ⤷  Start Trial
Canada 2575957 ⤷  Start Trial
Cyprus 1113221 ⤷  Start Trial
Germany 602004031459 ⤷  Start Trial
Denmark 1699434 ⤷  Start Trial
European Patent Office 1699434 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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