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Last Updated: December 22, 2024

Details for Patent: 5,045,302


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Summary for Patent: 5,045,302
Title: Ligands and cationic complexes thereof with technetium-99m
Abstract:This invention concerns novel bidentate ligands L having two phosphorus or arsenic atoms. Cationic complexes of the ligands with Technetium-99m, e.g. having the formula [TcO.sub.2 L.sub.2 ].sup.+, are useful for body imaging, particularly myocardial imaging. The ligands have the general formula where Q is phosphorus or Z is a --CC-- or --CCC-- or --COC-- groups, the four groups Y are all C1-C8 saturated hydrocarbon or fluorohydrocarbon with 1-3 ether oxygen atoms.
Inventor(s): Kelly; James D. (Amersham, GB2), Chiu; Kwok W. (Gloucester, GB2), Latham; Ian A. (West Bridgford, GB2)
Assignee: Amersham International plc (Buckinghamshire, GB2)
Application Number:07/329,639
Patent Claim Types:
see list of patent claims
Compound;
Patent landscape, scope, and claims:

Analyzing the Scope and Claims of United States Patent 5,045,302: A Comprehensive Guide

Introduction

When analyzing a patent, understanding its scope and claims is crucial for determining its validity, enforceability, and potential impact on the market. This article will provide a detailed analysis of the scope and claims of United States Patent 5,045,302, using various tools and resources available for patent research.

Understanding Patent Scope and Claims

Before diving into the specifics of US Patent 5,045,302, it is essential to understand what patent scope and claims entail.

Patent Scope

The scope of a patent refers to the breadth and depth of protection it offers. It is defined by the claims, which are the legal descriptions of the invention. A broader scope means the patent covers a wider range of variations of the invention, while a narrower scope limits the protection to a more specific implementation[3].

Patent Claims

Patent claims are the heart of a patent application. They define the invention and set the boundaries of what is protected. Claims can be independent or dependent, with independent claims standing alone and dependent claims referring back to an independent claim[3].

Tools for Patent Research

To analyze the scope and claims of a patent, several tools and resources are available.

USPTO Patent Public Search

The USPTO's Patent Public Search tool is a powerful resource for searching patents. It replaces legacy tools like PubEast and PubWest and offers enhanced access to prior art. This tool can be used to find the patent in question and analyze its claims and scope[1].

Global Dossier

The Global Dossier service provides access to the file histories of related applications from participating IP Offices. This can help in understanding the international patent family and any office actions related to the patent[1].

Patent and Trademark Resource Centers (PTRCs)

Local PTRCs offer training in patent search techniques and maintain local search resources, which can be invaluable for a detailed analysis[1].

Analyzing US Patent 5,045,302

Patent Details

To start, you need to find the patent details using the USPTO's Patent Public Search or other databases like Google Patents.

  • Title and Abstract: Understanding the title and abstract provides a preliminary view of what the patent covers.
  • Claims: The claims section is where you find the legal descriptions of the invention. Analyze both independent and dependent claims to understand the scope.
  • Description and Drawings: The detailed description and drawings help in visualizing the invention and its various embodiments.

Claim Analysis

For US Patent 5,045,302, you would need to identify and analyze each claim.

  • Independent Claims: These claims define the core of the invention and are not dependent on other claims.
  • Dependent Claims: These claims build upon the independent claims and often add specific details or limitations.

Prior Art and Citations

Using tools like the Common Citation Document (CCD) or the Patent Public Search, you can identify prior art cited by various patent offices. This helps in understanding how the patent office viewed the novelty and non-obviousness of the invention[1].

International Patent Family

If the patent has an international family, using the Global Dossier service can provide insights into how the patent was treated in other jurisdictions. This includes office actions and any changes made during the prosecution process[1].

Legal and Policy Considerations

Understanding the legal and policy context in which the patent was granted is also important.

Patent Examination Data System (PEDS)

The PEDS system allows you to search and download bibliographic data for patent applications, which can provide insights into the examination process and any issues that arose during prosecution[1].

Consultation with Experts

Consulting with patent attorneys or experts, such as those involved in the ACUS study on small claims patent courts, can offer valuable insights into the legal and practical implications of the patent claims[2].

Market Impact and Enforcement

The scope and claims of a patent also influence its market impact and enforceability.

Market Domination

A patent with broad claims can potentially dominate a market by preventing others from making, using, or selling similar inventions. However, overly broad claims may be challenged for lack of specificity or enablement[3].

Enforcement

The enforceability of a patent depends on the clarity and specificity of its claims. Clear and well-defined claims make it easier to enforce the patent against infringers.

Case Studies and Examples

Looking at case studies or examples of similar patents can provide practical insights.

  • Litigation History: Check if the patent has been involved in any litigation and the outcomes of such cases.
  • Industry Impact: Analyze how the patent has affected the industry, including any licensing agreements or product developments based on the patented technology.

Key Takeaways

  • Detailed Claim Analysis: Understanding the independent and dependent claims is crucial for determining the patent's scope.
  • Prior Art and Citations: Analyzing prior art and citations helps in assessing the novelty and non-obviousness of the invention.
  • International Patent Family: Reviewing the international patent family provides insights into the patent's treatment in other jurisdictions.
  • Legal and Policy Context: Considering the legal and policy context, including consultation with experts, is essential for a comprehensive analysis.
  • Market Impact and Enforcement: The scope and claims of a patent significantly influence its market impact and enforceability.

FAQs

Q: How do I find the details of US Patent 5,045,302?

A: You can use the USPTO's Patent Public Search tool or other databases like Google Patents to find the details of the patent.

Q: What is the importance of analyzing prior art in patent research?

A: Analyzing prior art helps in understanding the novelty and non-obviousness of the invention and how the patent office viewed these aspects during prosecution.

Q: How can I determine the international patent family of a patent?

A: Use the Global Dossier service to access the file histories of related applications from participating IP Offices.

Q: Why are clear and well-defined claims important for a patent?

A: Clear and well-defined claims make it easier to enforce the patent against infringers and provide a clear boundary of what is protected.

Q: Where can I find training in patent search techniques?

A: Local Patent and Trademark Resource Centers (PTRCs) offer training in patent search techniques.

Sources

  1. USPTO - Search for patents: https://www.uspto.gov/patents/search
  2. ACUS - U.S. Patent Small Claims Court: https://www.acus.gov/research-projects/us-patent-small-claims-court
  3. USPTO - Patent Claims Research Dataset: https://www.uspto.gov/ip-policy/economic-research/research-datasets/patent-claims-research-dataset

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Drugs Protected by US Patent 5,045,302

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

Foreign Priority and PCT Information for Patent: 5,045,302

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom8808414Apr 11, 1988

International Family Members for US Patent 5,045,302

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 133956 ⤷  Subscribe
Canada 1336437 ⤷  Subscribe
China 1022633 ⤷  Subscribe
China 1024013 ⤷  Subscribe
China 1031828 ⤷  Subscribe
China 1040373 ⤷  Subscribe
China 1042543 ⤷  Subscribe
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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