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Last Updated: January 14, 2025

Details for Patent: 4,904,650


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Summary for Patent: 4,904,650
Title: Substituted androsta-1,4-diene-3,17-diones
Abstract:The invention relates to 6-alkylidenadrosta-1,4-diene-3,17-dione derivatives, having the following general formula ##STR1## wherein each of R and R.sub.2, independently, is hydrogen or C.sub.1 -C.sub.6 alkyl and R.sub.1 is hydrogen, halogen or C.sub.1 -C.sub.6 alkyl, which are useful in therapy, in particular in the treatment of hormone-dependent cancers.
Inventor(s): Buzzetti; Franco (Monza, IT), Barbugian; Natale (Milan, IT), Lombardi; Paolo (Milan, IT), di Salle; Enrico (Milan, IT)
Assignee: Farmitalia Carlo Erba S.p.A. (Milan, IT)
Application Number:07/225,674
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;
Patent landscape, scope, and claims:

Understanding the Scope and Claims of United States Patent 4,904,650

Introduction

United States Patent 4,904,650, though not specifically detailed in the provided sources, can be analyzed using general principles of patent law and the tools available for patent research. Here, we will delve into the steps and considerations for analyzing the scope and claims of any patent, using this patent as a case study.

Patent Basics

To begin, it is essential to understand the fundamental components of a patent:

  • Title and Abstract: Provide a brief overview of the invention.
  • Background of the Invention: Contextualizes the invention within the existing technology.
  • Summary of the Invention: A concise description of the invention.
  • Detailed Description of the Invention: A thorough explanation of the invention, often including drawings and diagrams.
  • Claims: The legal definition of the invention, defining what is protected by the patent[4].

Analyzing the Claims

The claims section is the most critical part of a patent as it defines the scope of protection. Here are some key points to consider:

Independent and Dependent Claims

  • Independent Claims: Stand alone and define the invention without reference to other claims.
  • Dependent Claims: Refer back to an independent claim and further limit the scope of the invention[4].

Claim Construction

  • Claims are interpreted to determine their scope. This involves identifying the key elements and limitations of each claim.
  • The specification and drawings of the patent can be used to understand the context and meaning of the claim terms[1].

Scope of the Invention

The scope of the invention is determined by the claims. Here are some factors to consider:

Literal Infringement

  • Involves comparing the accused product or process directly against the claims to see if all elements are present.

Doctrine of Equivalents

  • Allows for infringement to be found if the accused product or process performs substantially the same function in substantially the same way to achieve substantially the same result as the claimed invention.

Patent Landscape Analysis

To understand the broader context of the patent, a patent landscape analysis is crucial:

Prior Art Search

  • Involves searching existing patents and publications to identify prior art that may affect the validity or scope of the patent. Tools like the USPTO's Patent Public Search, Global Dossier, and international databases can be used[4].

Citation Analysis

  • Analyzing the citations received by the patent and the citations it makes to other patents can provide insights into its position within the technological field. The Common Citation Document (CCD) can be useful here[4].

Recent Developments and Guidance

For patents involving advanced technologies like AI, recent updates and guidance from the USPTO are significant:

2024 USPTO Guidance Update on AI Patents

  • This update clarifies the process for determining the patent eligibility of AI-related inventions. It emphasizes the integration of judicial exceptions into practical applications and provides examples of patent-eligible and ineligible claims[1].

Practical Examples and Case Law

Using examples from recent guidance can help in understanding how to apply these principles:

Example 48: AI-Based Speech Separation

  • This example illustrates how claims involving AI can be made patent-eligible by specifying practical applications. For instance, using separated audio components in a speech recognition system to enhance accuracy in hands-free environments demonstrates a tangible benefit and meets the criteria for patent eligibility[1].

Tools and Resources for Analysis

Several tools and resources are available to aid in the analysis:

USPTO Databases

  • The Patent Public Search tool, Global Dossier, and other resources provided by the USPTO can be used to search for prior art, analyze citations, and understand the patent family[4].

Patent Claims Research Dataset

  • This dataset provides detailed information on claims from US patents and applications, which can be used to analyze claim structures and trends[3].

Key Takeaways

  • Claims Analysis: The claims section is crucial for defining the scope of protection.
  • Scope Determination: Understanding the literal meaning and doctrine of equivalents is essential.
  • Patent Landscape: Analyzing prior art, citations, and the broader technological field is vital.
  • Recent Guidance: For AI-related patents, the 2024 USPTO guidance update provides critical insights.
  • Practical Applications: Demonstrating tangible benefits and practical applications is key to patent eligibility.

FAQs

  1. What is the importance of the claims section in a patent?

    • The claims section legally defines the invention and determines the scope of protection.
  2. How do you determine the scope of an invention?

    • The scope is determined by interpreting the claims, considering both literal infringement and the doctrine of equivalents.
  3. What tools are available for conducting a prior art search?

    • Tools include the USPTO's Patent Public Search, Global Dossier, and international patent databases.
  4. How does the 2024 USPTO guidance update impact AI-related patents?

    • It clarifies the process for determining patent eligibility, emphasizing the integration of judicial exceptions into practical applications.
  5. What is the significance of practical applications in patent eligibility?

    • Practical applications demonstrate tangible benefits and transform abstract ideas into patent-eligible subject matter.

Sources

  1. Understanding the 2024 USPTO Guidance Update on AI Patent - Mintz
  2. KR101499266B1 - 6-alkoxyalkyl estradiol - Google Patents
  3. Patent Claims Research Dataset - USPTO
  4. Search for patents - USPTO - USPTO
  5. Untitled - googleapis.com - Google APIs Storage

More… ↓

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Drugs Protected by US Patent 4,904,650

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
Showing 0 to 0 of 0 entries

Foreign Priority and PCT Information for Patent: 4,904,650

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom8517360Jul 09, 1985

International Family Members for US Patent 4,904,650

CountryPatent NumberEstimated ExpirationSupplementary Protection CertificateSPC CountrySPC Expiration
Australia 578840 ⤷  Subscribe
Australia 5979986 ⤷  Subscribe
Austria 395157 ⤷  Subscribe
Austria A181986 ⤷  Subscribe
Belgium 905067 ⤷  Subscribe
Bosnia and Herzegovina 97185 ⤷  Subscribe
Bulgaria 61370 ⤷  Subscribe
>Country>Patent Number>Estimated Expiration>Supplementary Protection Certificate>SPC Country>SPC Expiration
Showing 1 to 7 of 7 entries

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