Details for Patent: 4,992,554

Summary for Patent: 4,992,554

Title:	Dipyridoxyl phosphate chelating compounds
Abstract:	N,N'-bis-(pyridoxal-5-phosphate)-alkylenediamine-N,N'-diacetic acids, N,N'-bis-(pyridoxal-5-phosphate)-1,2-cycloalkylenediamine-N,N'-diacetic acids, and N,N'-bis-(pyridoxal-5-phosphate)-1,2-arylenediamine-N,N'-diacetic acids, the corresponding monophosphate compounds and monoacetic acid compounds, and their salts and esters form stable, highly soluble chelates with paramagnetic metal ions, and are highly effective NMRI contrast agents. Preferred contrast agents are paramagnetic ion chelates of N,N'-bis-(pyridoxal-5-phosphate)ethylenediamine-N,N'-diacetic acid, N,N'-bis-(pyridoxal-5-phosphate)trans-1,2-cyclohexylenediamine-N,N'-diacet ic acid, N,N'-bis-(pyridoxal-5-phosphate)trans-1,2-arylenediamine-N,N'-diacetic acid, and the soluble calcium salts thereof. Novel intermediates for forming these compounds are N,N'-bis(pyridoxal-5-phosphate)alkylenediimines, N,N'-bis(pyridoxal-5-phosphate)alkylenediamines, N,N'-bis(pyridoxal-5-phosphate)-1,2-cycloalkylenediimines, N,N'-bis(pyridoxal-5-phosphate)-1,2-cycloalkylenediamines, N,N'-bis(pyridoxal-5-phosphate-1,2-arylenediamines, and the corresponding monophosphate compounds.
Inventor(s):	Rocklage; Scott M. (Saratoga, CA), Quay; Steven C. (Los Altos Hills, CA)
Assignee:	Salutar, Inc. (Sunnyvale, CA)
Application Number:	07/370,430
Patent Claim Types: see list of patent claims	Compound;

Understanding the Scope and Claims of United States Patent 4,992,554

To conduct a detailed analysis of the scope and claims of United States Patent 4,992,554, it is essential to follow a structured approach that includes understanding the patent's context, analyzing its claims, and evaluating its position within the broader patent landscape.

Patent Overview

United States Patent 4,992,554, though not specifically detailed in the provided sources, can be analyzed using general principles of patent analysis. Here’s how you can approach it:

Patent Title and Abstract

Start by reviewing the patent title and abstract to understand the general invention and its purpose. This provides a high-level overview of what the patent covers.

Claims Analysis

The claims section of a patent is crucial as it defines the scope of the invention. Here are the key steps to analyze the claims:

Independent and Dependent Claims

Identify both independent and dependent claims. Independent claims stand alone and define the invention, while dependent claims refer back to and further limit the independent claims[4].

Claim Elements

Break down each claim into its elements and determine how they interact to form the invention. This helps in understanding the specific features and limitations of the claimed invention.

Claim Scope

Evaluate the breadth and specificity of the claims. Broader claims may cover more variations of the invention, but they are also more likely to face challenges during the patent examination process.

Patent Landscape Analysis

Define Scope and Keywords

To analyze the patent landscape around U.S. Patent 4,992,554, start by defining the relevant technology field and identifying specific keywords related to the invention. This helps in searching for similar patents and understanding the competitive landscape[3].

Search and Organize Patents

Use patent databases such as the USPTO's Patent Public Search tool, Global Dossier, or other international databases to find relevant patents. Organize these patents by factors like filing date, assignee, and technology subcategories. Visual aids like heat maps can be useful in visualizing the data[4].

Identify Trends and Key Players

Recognize patterns in patent filings to identify significant contributors and trends within the technology domain. This helps in understanding the competitive landscape and potential legal vulnerabilities[3].

Analyze Citations and Evolution

Study how patents reference each other to understand their impact and development. Tools like the Common Citation Document (CCD) can consolidate prior art cited by multiple offices, providing a comprehensive view of the patent's influence and evolution[4].

Evaluating Patent Eligibility

Recent USPTO Guidance

For patents involving advanced technologies like AI, the recent USPTO guidance update is crucial. This update emphasizes the importance of integrating judicial exceptions into practical applications and provides examples of how AI-related claims can meet patent eligibility criteria[1].

Practical Applications

Ensure that the claims of U.S. Patent 4,992,554 demonstrate practical applications and provide concrete benefits. For example, if the patent involves AI, it should show how the AI is applied to solve specific technical problems, similar to the examples provided in the 2024 USPTO guidance update[1].

Legal and Policy Considerations

Small Claims Patent Court

Consider the broader legal and policy landscape, such as the potential for a small claims patent court. This could impact how smaller entities navigate patent disputes and may affect the enforcement and defense strategies related to U.S. Patent 4,992,554[2].

Generating Insights for Decisions

Competitive Landscape

Translate the analysis outcomes into practical guidance for strategic choices. Evaluate the competitive landscape to understand the patent's strength and potential vulnerabilities. This includes assessing the impact of the patent on the market and identifying potential competitors[3].

Legal Vulnerabilities

Identify any legal vulnerabilities, such as potential challenges to patent eligibility or infringement risks. This involves analyzing the patent's claims in light of recent case law and regulatory updates[1].

Examples and Case Studies

AI-Related Patents

For patents involving AI or similar advanced technologies, refer to examples like those provided in the 2024 USPTO guidance update. For instance, Example 48 on AI-based speech separation illustrates how claims can be crafted to meet patent eligibility criteria by demonstrating practical applications and concrete benefits[1].

Key Takeaways

• Claims Analysis: The claims section is critical in defining the scope of the invention.
• Patent Landscape: Analyzing the broader patent landscape helps in understanding trends, key players, and legal vulnerabilities.
• Practical Applications: Ensuring that claims demonstrate practical applications is essential for patent eligibility.
• Legal and Policy Considerations: Stay updated with legal and policy changes, such as the potential for a small claims patent court.
• Generating Insights: Translate analysis into practical guidance for strategic decisions.

FAQs

Q: How do I determine the scope of a patent?

A: Determine the scope by analyzing the independent and dependent claims, and understanding how each element of the claim interacts to form the invention.

Q: What is the importance of practical applications in patent claims?

A: Practical applications are crucial as they help in integrating judicial exceptions into concrete technological improvements, making the claims more likely to be patent-eligible.

Q: How can I use patent landscape analysis to inform my strategic decisions?

A: Patent landscape analysis provides insights into ongoing innovations, key players, and technological trends, helping you make informed decisions about your invention or patented innovation.

Q: What are the implications of the 2024 USPTO guidance update on AI patents?

A: The update clarifies the process for determining patent eligibility of AI-related inventions, emphasizing the integration of judicial exceptions into practical applications and providing new examples to guide practitioners.

Q: Why is it important to stay updated with legal and policy changes in patent law?

A: Staying updated helps in navigating potential changes such as the establishment of a small claims patent court, which could impact enforcement and defense strategies related to your patent.

Cited Sources

1. Understanding the 2024 USPTO Guidance Update on AI Patent - Mintz
2. U.S. Patent Small Claims Court - Administrative Conference of the United States
3. How to Do Patent Landscape Analysis - Goldstein Patent Law
4. Search for patents - USPTO - United States Patent and Trademark Office

Drugs Protected by US Patent 4,992,554

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate

International Family Members for US Patent 4,992,554

Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
European Patent Office	0290047		C00290047/01	Switzerland
European Patent Office	0290047		SPC/GB97/078	United Kingdom
European Patent Office	0290047		97C0108	Belgium