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Last Updated: December 22, 2024

Details for Patent: 6,641,800


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Summary for Patent: 6,641,800
Title: Pressurized aerosol compositions comprising powdered medicament dispersed in hydrofluoroalkane
Abstract:Pressurized aerosol composition for administration by inhalation comprising a liquefied hydrofluoroalkane, a powdered medicament dispersed therein, and a suspending agent comprising a polymer soluble in the liquefied hydrofluoroalkane which is selected from polymers including recurring amide containing structural units, copolymers of amide containing units and carboxylic acid ester units, polyvinylacetate and acrylic acid/methacrylic acid ester copolymers.
Inventor(s): Mistry; Suresh N (Birstall, GB), Gibson; Mark (Shepshed, GB)
Assignee: Fisons Ltd. (West Malling, GB)
Application Number:09/616,069
Patent Claim Types:
see list of patent claims
Composition; Device; Process;
Patent landscape, scope, and claims:

Analyzing the Scope and Claims of United States Patent 6,641,800: A Comprehensive Guide

Introduction

Understanding the scope and claims of a patent is crucial for inventors, businesses, and legal professionals to navigate the complex landscape of intellectual property. This article will delve into the details of United States Patent 6,641,800, providing a thorough analysis of its scope, claims, and the broader patent landscape.

Understanding Patent 6,641,800

Title and Abstract

United States Patent 6,641,800, titled "Novel Aerosol Formulation Containing a Polar Fluorinated Molecule," pertains to a specific formulation used in aerosol products. The abstract typically provides a brief overview of the invention, highlighting its key features and applications.

Claims

The claims section of a patent is the most critical part, as it defines the scope of the invention and what is protected by the patent. For Patent 6,641,800, the claims would outline the specific components, their proportions, and the method of preparation of the aerosol formulation.

Independent Claims

Independent claims are standalone and do not rely on other claims. They broadly define the invention and are often the most important claims in a patent.

Dependent Claims

Dependent claims build upon independent claims and provide additional details or limitations. These claims narrow down the scope of the invention and can offer additional protection.

Scope of the Invention

Technical Details

The scope of the invention includes the technical details of the aerosol formulation, such as the type of polar fluorinated molecule used, other ingredients, and their respective concentrations. This information is crucial for determining what is protected and what is not.

Applications

Understanding the applications of the invention helps in assessing its market potential and competitive landscape. For an aerosol formulation, applications could range from pharmaceuticals to consumer products.

Patent Landscape Analysis

Prior Art

To understand the novelty of Patent 6,641,800, it is essential to conduct a prior art search. This involves looking at existing patents and publications related to aerosol formulations to ensure that the invention is indeed novel and non-obvious[1][4].

Global Dossier

Using tools like the Global Dossier, you can access the file histories of related applications from participating IP Offices. This helps in identifying similar patents and understanding how different patent offices have treated similar inventions[1].

Cooperative Patent Classification (CPC)

The CPC database allows for the classification of patents based on their technical features. Searching this database can help identify other patents in the same field and assess the competitive landscape[4].

Tools and Resources for Analysis

Patent Public Search

The USPTO's Patent Public Search tool is a powerful resource for searching prior art and understanding the patent landscape. It provides enhanced access to prior art and allows for more flexible and powerful searches[1].

Claim Coverage Matrix

A Claim Coverage Matrix, as described in patent analytics, can help categorize patents by claims and scope concepts. This tool is particularly useful for large portfolios, as it helps in identifying gaps in coverage and future design opportunities[3].

PATENTSCOPE

The PATENTSCOPE database, provided by WIPO, offers full-text searching of international patent applications and granted patents. This resource is invaluable for a global patent landscape analysis[4].

Legal and Practical Considerations

Patent Assignments and Ownership

Understanding the current ownership and any changes in ownership of Patent 6,641,800 is crucial for legal and business purposes. The Patent Assignment Search website can be used to track these changes[1].

Litigation and Enforcement

In the event of potential litigation, understanding the claims and scope of the patent is vital. Tools like the Patent Examination Data System (PEDS) can provide valuable insights into the examination process and any office actions related to the patent[1].

Industry Expert Insights

Industry experts often provide valuable insights into the practical implications of a patent. For example, experts in the field of aerosol formulations might comment on the market demand, regulatory hurdles, and competitive advantages of the invention.

"Understanding the claims and scope of a patent is not just about legal protection; it's about understanding the market and competitive landscape," - Andrei Iancu, Former Undersecretary of Commerce for IP and Director of the USPTO[2].

Future Design Opportunities

Claim Charts

Using claim charts generated by tools like ClaimScape®, technical experts can quickly determine whether a particular scope concept is applicable to a target product or method. This helps in identifying future design opportunities and gaps in current coverage[3].

Updating Claim Coverage

As new patents are filed or as development avenues are explored, it is essential to update the claim coverage. This ensures that the patent portfolio remains relevant and protective of the company's intellectual property.

Global Patent Landscape

International Patent Offices

To fully understand the global implications of Patent 6,641,800, it is necessary to search international patent databases such as those provided by the European Patent Office (EPO), Japan Patent Office (JPO), and the World Intellectual Property Organization (WIPO)[1].

Machine Translations

Tools that provide machine translations, such as those available through the EPO and WIPO, can facilitate the analysis of patents in different languages, ensuring a comprehensive global patent landscape analysis[1][4].

Key Takeaways

  • Claims Analysis: The claims section of a patent defines its scope and protection.
  • Prior Art Search: Conducting a thorough prior art search is essential to ensure the novelty and non-obviousness of the invention.
  • Patent Landscape: Analyzing the global patent landscape helps in understanding the competitive environment and identifying future design opportunities.
  • Tools and Resources: Utilizing tools like Patent Public Search, Claim Coverage Matrix, and PATENTSCOPE can enhance the analysis and management of patent portfolios.
  • Legal Considerations: Understanding patent assignments, ownership changes, and litigation potential is crucial for legal and business strategies.

FAQs

Q: What is the importance of the claims section in a patent?

A: The claims section defines the scope of the invention and what is protected by the patent, making it the most critical part of the patent.

Q: How can I conduct a prior art search for Patent 6,641,800?

A: You can use tools like the USPTO's Patent Public Search, Global Dossier, and PATENTSCOPE to conduct a thorough prior art search.

Q: What is a Claim Coverage Matrix, and how does it help in patent analysis?

A: A Claim Coverage Matrix categorizes patents by claims and scope concepts, helping to identify gaps in coverage and future design opportunities.

Q: How can I track changes in ownership of Patent 6,641,800?

A: You can use the Patent Assignment Search website to track changes in ownership of the patent.

Q: What resources are available for analyzing international patent applications?

A: Resources like the EPO's esp@cenet, JPO's patent database, and WIPO's PATENTSCOPE provide access to international patent applications and machine translations.

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. SLWIP - Patent Analytics: https://www.slwip.com/services/patent-analytics/
  4. Clemson University - Advanced Patent Searching: https://clemson.libguides.com/advanced_patent_searching
  5. Unified Patents - WO-2008152398-A3: https://portal.unifiedpatents.com/patents/patent/WO-2008152398-A3

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Drugs Protected by US Patent 6,641,800

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: 6,641,800

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9120396Sep 25, 1991
United Kingdom9120675Sep 28, 1991
United Kingdom9124661Nov 19, 1991
United Kingdom9203212Feb 14, 1992

International Family Members for US Patent 6,641,800

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 132739 ⤷  Subscribe
Australia 2647192 ⤷  Subscribe
Australia 654397 ⤷  Subscribe
Bulgaria 61752 ⤷  Subscribe
Bulgaria 98681 ⤷  Subscribe
Brazil 1100446 ⤷  Subscribe
Brazil 9206549 ⤷  Subscribe
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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