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Last Updated: March 21, 2025

Details for Patent: 3,654,349


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Summary for Patent: 3,654,349
Title:Substituted indenyl acetic acids
Abstract:NEW SUBSTITUTED INDENYL ACETIC ACIDS AND NONTOXIC PHARMACEUTICALLY ACCEPTABLE AMIDES, ESTERS AND SALTS DERIVED THEREFROM. THE SUBSTITUTED INDENYL ACETIC ACIDS DISCLOSED HEREIN HAVE ANTI-INFLAMMATORY, ANTI-PYRETIC AND ANALGESIC ACTIVITY. ALSO INCLUDED HEREIN ARE METHODS OF PREPARING SAID INDENYL ACETIC ACID COMPOUNDS, PHARMACEUTICAL COMPOSITIONS HAVING SAID INDENYL ACETIC ACID COMPOUNDS AS AN ACTIVE INGREDIENT AND METHODS OF TREATING FLAMMATION BY ADMINISTERING THESE PARTICULAR COMPOSITIONS TO PATIENTS.
Inventor(s):Tsung-Ying Shen, Richard B Greenwald, Howard Jones, Bruce O Linn, Bruce E Witzel
Assignee:Merck and Co Inc
Application Number:US33891A
Patent Claim Types:
see list of patent claims
Patent landscape, scope, and claims:

Analyzing the Scope and Claims of United States Patent 3,654,349: A Comprehensive Guide

Introduction

United States Patent 3,654,349, though an older patent, provides a valuable example for understanding the scope and claims of a patent, as well as how to analyze the patent landscape. This article will delve into the key components of this patent, the methods for analyzing its scope and claims, and the broader context of patent landscape analysis.

Understanding the Patent

Patent Details

United States Patent 3,654,349 was granted for an invention related to a specific technological area. To analyze this patent, one must first understand its title, abstract, and the detailed description of the invention.

Claims

The claims section of a patent is crucial as it defines the scope of the invention. Each claim must be specific, clear, and supported by the description and drawings provided in the patent. For Patent 3,654,349, the claims would outline what the inventor considers to be the novel and non-obvious aspects of the invention.

Analyzing the Scope of the Patent

Claim Construction

Claim construction involves interpreting the language of the claims to determine their scope. This process is critical in patent litigation and licensing. For each claim in Patent 3,654,349, one would need to identify the key elements and how they are described in the specification and drawings[2].

Infringement Analysis

To determine if a product or process infringes on Patent 3,654,349, one must compare the accused product or process against the claims of the patent. This involves identifying each element of the claim in the accused product or process and determining if there is literal infringement or infringement under the doctrine of equivalents[2].

Patent Landscape Analysis

What is a Patent Landscape Analysis?

A patent landscape analysis is a comprehensive review of patents in a specific technological area. It helps in understanding the competitive landscape, identifying trends, and making informed business decisions. In the context of Patent 3,654,349, this analysis would involve looking at similar patents and applications to understand the broader technological landscape[3].

Steps in Performing a Patent Landscape Analysis

  1. Define the Scope

    • Identify the specific technological area related to Patent 3,654,349.
    • Determine the key terms and concepts relevant to the invention.
  2. Conduct a Patent Search

    • Use databases such as the USPTO or international patent databases to search for relevant patents.
    • Filter results based on relevance, filing dates, and jurisdictions.
  3. Analyze the Search Results

    • Review the abstracts, claims, and descriptions of the patents found.
    • Identify key players, trends, and gaps in the technology area.
  4. Organize and Visualize the Data

    • Use software tools to categorize and visualize the patent data.
    • Create maps or charts to illustrate the patent landscape.
  5. Draw Conclusions and Make Recommendations

    • Based on the analysis, identify opportunities for innovation, potential risks, and strategic directions.
    • Provide actionable insights for business decisions.

Valuation of Patents

Methods of Valuation

When analyzing the value of a patent like 3,654,349, three primary methods are used: cost, income, and market approaches.

  • Cost Approach: This method considers the cost of developing the patent, including research and development expenses and the cost of obtaining the patent.
  • Income Approach: This method evaluates the future benefits provided by the patent, such as royalties or cost savings, and calculates their present value.
  • Market Approach: This involves determining the market value by looking at what similar patents have sold for in the past[1].

Impact of Patent Litigation

Trends in Patent Litigation

Patent litigation can significantly impact the value and scope of a patent. Recent trends show an increase in patent infringement lawsuits, particularly involving software-related patents. Non-practicing entities (NPEs) also play a significant role in these lawsuits, which can affect the strategic value of holding a patent like 3,654,349[4].

Role of the USPTO

Patent Examination and Quality

The U.S. Patent and Trademark Office (USPTO) is responsible for granting patents and ensuring their quality. The USPTO has been working to improve the patent examination process by considering trends in patent litigation and linking this information to internal data on patent examination[4].

Practical Applications

Defensive Strategies

Understanding the scope and claims of a patent like 3,654,349 can help companies develop defensive strategies against potential infringement claims. This includes conducting thorough patent landscape analyses to identify potential risks and opportunities.

Licensing and Monetization

The value of a patent can be monetized through licensing agreements. By understanding the market value of similar patents and the income potential of the patent, companies can negotiate better licensing terms.

Key Takeaways

  • Patent Claims: The claims section is crucial for defining the scope of the invention.
  • Patent Landscape Analysis: This analysis helps in understanding the competitive landscape and making informed business decisions.
  • Valuation Methods: Cost, income, and market approaches are used to value patents.
  • Patent Litigation: Trends in litigation can impact the strategic value of holding a patent.
  • USPTO Role: The USPTO plays a critical role in ensuring patent quality and adapting to industry developments.

FAQs

  1. What is the purpose of a patent landscape analysis?

    • A patent landscape analysis helps in understanding the competitive landscape, identifying trends, and making informed business decisions by reviewing and analyzing patents in a specific technological area.
  2. How do you determine if a product infringes on a patent?

    • To determine infringement, you must compare the accused product or process against the claims of the patent, identifying each element of the claim in the accused product or process.
  3. What are the three main methods for valuing a patent?

    • The three main methods are the cost approach, income approach, and market approach.
  4. Why is the USPTO important in patent analysis?

    • The USPTO is crucial for granting patents and ensuring their quality by adapting to industry developments and considering trends in patent litigation.
  5. How can companies monetize their patents?

    • Companies can monetize their patents through licensing agreements, royalties, and other income-generating strategies based on the patent’s value.

Sources

  1. The Value of a Patent - Perpetual Motion Patents
  2. Rules of Practice for Patent Cases - Southern District of Texas
  3. Patent Landscape Analysis: How to Perform in 5 Key Steps - IP Checkups
  4. Assessing Factors That Affect Patent Infringement Litigation - GAO
  5. U.S. Patent and Trademark Office (USPTO) - USA.gov

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Drugs Protected by US Patent 3,654,349

ApplicantTradenameGeneric NameDosageNDAApproval DateTETypeRLDRSPatent No.Patent ExpirationProductSubstanceDelist Req.Patented / Exclusive UseSubmissiondate
No data available in table
>Applicant>Tradename>Generic Name>Dosage>NDA>Approval Date>TE>Type>RLD>RS>Patent No.>Patent Expiration>Product>Substance>Delist Req.>Patented / Exclusive Use>Submissiondate
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International Family Members for US Patent 3,654,349

CountryPatent NumberEstimated ExpirationSupplementary Protection CertificateSPC CountrySPC Expiration
Argentina 193345 ⤷  Try for Free
Austria 312585 ⤷  Try for Free
Austria 313263 ⤷  Try for Free
Austria 315826 ⤷  Try for Free
Austria 321291 ⤷  Try for Free
Austria 326647 ⤷  Try for Free
>Country>Patent Number>Estimated Expiration>Supplementary Protection Certificate>SPC Country>SPC Expiration
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