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Last Updated: March 19, 2025

Details for Patent: 11,957,681


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Which drugs does patent 11,957,681 protect, and when does it expire?

Patent 11,957,681 protects IMKELDI and is included in one NDA.

This patent has six patent family members in six countries.

Summary for Patent: 11,957,681
Title:Liquid dosage forms of Imatinib
Abstract:Imatinib is approved and marketed in solid oral dosage forms which may be dispersed in water or apple juice for patients having swallowing difficulty. Dispersion of Imatinib solid dosage forms in apple juice may increase palatability and patient compliance but apple juice may not be available all the time for administration. Further, dispersion of Imatinib solid oral dosage forms may not administer correct and consistent dose of medicine every time. The present invention therefore provides liquid dosage forms of Imatinib which correctly and consistently administers correct dose of drug to the patients.
Inventor(s):Sandip Mehta, Vijay Patel, Manish Umrethia, Jayanta Kumar Mandal
Assignee:Liqmeds Lifecare Ltd, Shorla Pharma Ltd T/a Shorla Oncology, Shorla Pharma Ltd, FTF Pharma Pvt Ltd
Application Number:US16/634,475
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analyzing the Scope and Claims of United States Patent 11,957,681: A Comprehensive Guide

Introduction

When analyzing a patent, understanding its scope and claims is crucial for determining its validity, potential for infringement, and overall impact on the market. This article will delve into the details of United States Patent 11,957,681, exploring its claims, scope, and the broader patent landscape.

Understanding Patent Claims

Patent claims are the heart of any patent, defining the scope of protection granted to the inventor. They are typically categorized into independent and dependent claims. Independent claims stand alone and define the invention, while dependent claims refer back to and further limit the independent claims[3].

Independent Claim Length and Count

Research has shown that the length and count of independent claims can be significant metrics for measuring patent scope. Patents with narrower claims, as indicated by shorter independent claim lengths and fewer independent claims, tend to have a higher probability of grant and a shorter examination process[3].

Patent Scope and Its Implications

The scope of a patent determines what is protected and what is not. A broader scope can lead to increased licensing and litigation costs, potentially diminishing innovation incentives. Conversely, narrower claims can make the patent more defensible and reduce the likelihood of litigation[3].

Measuring Patent Scope

Metrics such as independent claim length and count can provide insights into the breadth of a patent. For example, if the independent claims of Patent 11,957,681 are lengthy and numerous, it may indicate a broader scope, which could have implications for its validity and enforcement.

The Patent Landscape for US Patent 11,957,681

To fully understand the patent, it is essential to place it within the broader patent landscape.

Industry Context

The industry in which the patent operates can influence its scope and claims. For instance, patents in highly litigious fields like software or pharmaceuticals may have more detailed and narrow claims to avoid infringement disputes[4].

Prior Art and Citation Data

The Common Citation Document (CCD) and other tools like the Patent Public Search can provide insights into prior art cited by various patent offices. This helps in understanding how the patent fits into the existing body of knowledge and whether it introduces novel elements[1].

Conducting a Preliminary Patent Search

Before diving deep into the specifics of Patent 11,957,681, conducting a preliminary search is essential.

Using USPTO Resources

The USPTO offers several tools for patent searching, including the Patent Public Search, Global Dossier, and Patent and Trademark Resource Centers (PTRCs). These resources can help identify prior art, related applications, and office actions that may impact the patent's validity[1].

International Patent Offices

Searching international patent databases, such as those provided by the European Patent Office (EPO), Japan Patent Office (JPO), and World Intellectual Property Organization (WIPO), can reveal whether similar patents exist globally[1].

Analyzing the Claims of US Patent 11,957,681

Claim Structure

To analyze the claims, one must examine the independent and dependent claims. Here, you would typically look at the claim language, the number of claims, and how they relate to each other.

Claim Language

The language used in the claims is critical. Clear and specific language can help avoid ambiguity and reduce the risk of litigation. For example:

"A method for [specific process], comprising [specific steps], wherein [specific condition]."

Claim Count

The number of claims can also be telling. A higher number of claims might indicate a broader scope, but it also increases the complexity and potential for litigation.

Impact of Patent Litigation

Patent litigation can significantly affect the value and enforceability of a patent. Factors such as the types of patents involved in litigation and the trends in patent infringement lawsuits can provide context.

Recent Trends in Patent Litigation

The number of patent infringement lawsuits has fluctuated over the years, with significant increases observed in certain periods, such as the anticipation of changes in the Leahy-Smith America Invents Act (AIA) in 2011. Software-related patents have been particularly litigious, accounting for a substantial portion of the increase in defendants over recent years[4].

Role of Non-Practicing Entities (NPEs)

Non-practicing entities, which do not manufacture products but focus on licensing and enforcing patents, play a significant role in patent litigation. Their activities can influence the patent landscape and the strategies of practicing entities[4].

Improving Patent Quality

The USPTO has taken steps to improve patent quality, including initiatives to develop more uniform terminology for software-related patents and linking patent litigation trends to internal data on the patent examination process.

Linking Litigation Trends to Examination Data

The USPTO has been recommended to examine trends in patent infringement litigation and link this information to internal data on the patent examination process. This can help identify patterns and improve the quality of issued patents[4].

Key Takeaways

  • Patent Claims: Understanding the structure and language of patent claims is crucial for determining the scope of protection.
  • Patent Scope: Metrics such as independent claim length and count can help measure the breadth of a patent.
  • Patent Landscape: Conducting thorough searches using USPTO and international resources is essential for placing the patent within the broader context.
  • Litigation Impact: Trends in patent litigation, especially involving software-related patents and NPEs, can significantly affect the patent's value and enforceability.
  • Improving Quality: Linking litigation trends to examination data can help improve the quality of issued patents.

FAQs

What is the importance of independent claim length and count in patent scope?

Independent claim length and count are significant metrics for measuring patent scope. Narrower claims, indicated by shorter lengths and fewer counts, are associated with a higher probability of grant and a shorter examination process.

How can I search for prior art related to US Patent 11,957,681?

You can use tools like the Patent Public Search, Global Dossier, and international patent databases such as those provided by the EPO, JPO, and WIPO to search for prior art.

What role do non-practicing entities (NPEs) play in patent litigation?

NPEs, which do not manufacture products but focus on licensing and enforcing patents, play a significant role in patent litigation, accounting for a substantial portion of lawsuits and influencing the strategies of practicing entities.

How does the USPTO improve patent quality?

The USPTO improves patent quality by developing uniform terminology, linking litigation trends to examination data, and adapting to developments in patent law and industry.

What are the implications of broader patent claims?

Broader patent claims can lead to increased licensing and litigation costs, potentially diminishing innovation incentives, while narrower claims can make the patent more defensible and reduce the likelihood of litigation.

Sources

  1. USPTO: Search for patents - USPTO.
  2. USA.gov: U.S. Patent and Trademark Office (USPTO) - USAGov.
  3. SSRN: Patent Claims and Patent Scope.
  4. GAO: Assessing Factors That Affect Patent Infringement Litigation Could ...

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Drugs Protected by US Patent 11,957,681

ApplicantTradenameGeneric NameDosageNDAApproval DateTETypeRLDRSPatent No.Patent ExpirationProductSubstanceDelist Req.Patented / Exclusive UseSubmissiondate
Shorla Oncology IMKELDI imatinib mesylate SOLUTION;ORAL 219097-001 Nov 22, 2024 RX Yes Yes ⤷  Try for Free ⤷  Try for Free Y ⤷  Try for 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
Showing 1 to 1 of 1 entries

International Family Members for US Patent 11,957,681

CountryPatent NumberEstimated ExpirationSupplementary Protection CertificateSPC CountrySPC Expiration
Australia 2018306149 ⤷  Try for Free
China 111278466 ⤷  Try for Free
European Patent Office 3658190 ⤷  Try for Free
Russian Federation 2020108342 ⤷  Try for Free
>Country>Patent Number>Estimated Expiration>Supplementary Protection Certificate>SPC Country>SPC Expiration
Showing 1 to 4 of 4 entries

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.