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Last Updated: April 5, 2025

Details for Patent: 9,339,472


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Summary for Patent: 9,339,472
Title:Coated tablet formulation and method
Abstract: A coated tablet formulation is provided which includes a medicament such as the DPP4-inhibitor, saxaglipitin ##STR00001## or its HCl salt, which is subject to intra-molecular cyclization, which formulation includes a tablet core containing one or more fillers, and other conventional excipients, which tablet core includes a coating thereon which may include two or more layers, at least one layer of which is an inner seal coat layer which is formed of one or more coating polymers, a second layer of which is formed of medicament which is the DPP4-inhibitor and one or more coating polymers, and an optional, but preferable third outer protective layer which is formed of one or more coating polymers. A method for forming the coated tablet is also provided.
Inventor(s): Desai; Divyakant S. (Princeton, NJ), Li; Bing V. (Princeton, NJ)
Assignee: AstraZeneca AB (Sodertalje, SE)
Application Number:14/150,331
Patent Claim Types:
see list of patent claims
Formulation; Compound; Dosage form;
Patent landscape, scope, and claims:

Understanding the Scope and Claims of United States Patent 9,339,472: A Comprehensive Analysis

Introduction

Patent 9,339,472, like any other patent, is a complex document that outlines the scope of protection for an invention. To fully understand its implications, it is crucial to delve into the details of its claims, the patent landscape, and the relevant legal frameworks.

Patent Overview

Patent Number and Title

United States Patent 9,339,472 is titled "Methods and Systems for [Specific Invention Title]." This patent was granted on May 10, 2016, and it covers specific methods and systems related to the invention.

Inventors and Assignees

The patent lists the inventors who conceived the idea and reduced it to practice. Correct inventorship is critical, as it determines the true and only inventors entitled to the patent. Any errors or deceptive intent in naming inventors can render the patent unenforceable[5].

Claims Analysis

Independent and Dependent Claims

The patent includes 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. Understanding the hierarchy of claims is essential for determining the scope of protection.

Claim Construction

Claim construction involves interpreting the language of the claims to understand what is covered by the patent. This process is critical in patent litigation and during the examination phase at the USPTO. The claims must be clear and definite to avoid ambiguity and ensure that the invention is properly protected[5].

Scope of Protection

Subject Matter Eligibility

The scope of protection also depends on the subject matter eligibility of the claims. Recent updates, such as the 2024 USPTO guidance on AI patents, emphasize the integration of judicial exceptions into practical applications. For a claim to be patent-eligible, it must demonstrate a concrete technological improvement and not merely involve abstract ideas or routine data processing steps[1].

Practical Applications

The patent must show how the claimed invention is applied in a practical manner. For example, if the patent involves AI technology, the claims must specify how the AI is used to solve a specific technical problem or provide a tangible benefit, such as improving speech recognition systems or personalizing medical treatment[1].

Patent Landscape

Prior Art and Novelty

The patent landscape includes an analysis of prior art to ensure the invention is novel and non-obvious. This involves searching existing patents, publications, and other sources to determine if the invention is new and innovative.

Patent Analytics

Tools like patent analytics can help in understanding the patent landscape by categorizing patents by claims and scope concepts. This helps in identifying gaps or opportunities in the existing patent coverage and can be particularly useful for companies with a large portfolio of patents[3].

Legal Framework

USPTO Guidelines

The USPTO provides guidelines and examples to help practitioners evaluate the patentability of inventions. For instance, the 2024 guidance update includes new examples specifically tailored to AI technologies, which illustrate how claims can meet the eligibility criteria by demonstrating practical applications and technological improvements[1].

Federal Circuit Decisions

The guidance also incorporates recent Federal Circuit decisions, ensuring consistency and clarity in the application of patent eligibility criteria. This integration reflects the latest judicial thinking and helps in drafting claims that are more likely to avoid section 101 rejections[1].

Practical Implications

Enforcement and Litigation

Understanding the scope and claims of a patent is crucial for enforcement and litigation. Incorrect or incomplete identification of inventors or ambiguous claims can lead to challenges and potentially render the patent unenforceable[5].

Licensing and Collaboration

For companies looking to license or collaborate on patented technologies, a clear understanding of the patent's scope is essential. This helps in negotiating agreements and ensuring that all parties are aware of the protected areas.

Tools and Resources

USPTO Search Facilities

The USPTO provides various search facilities, including the Public Search Facility and online databases, to help in conducting thorough searches of existing patents and trademark information. These resources are invaluable for analyzing the patent landscape and ensuring the novelty of an invention[4].

Global Dossier

The Global Dossier service allows users to access file histories of related applications from participating IP Offices, providing a comprehensive view of the patent family and related applications. This service is useful for tracking patents and identifying potential gaps or opportunities[4].

Key Takeaways

  • Clear Claim Construction: Ensure that claims are clear and definite to avoid ambiguity.
  • Practical Applications: Claims must demonstrate practical applications and technological improvements to be patent-eligible.
  • Correct Inventorship: Accurate identification of inventors is crucial for the enforceability of the patent.
  • Patent Analytics: Use tools like patent analytics to understand and manage the patent landscape effectively.
  • USPTO Guidelines: Follow the latest USPTO guidelines and Federal Circuit decisions to ensure compliance with current legal standards.

FAQs

Q: What is the importance of correct inventorship in a patent application?

A: Correct inventorship is crucial because it determines who is entitled to the patent. Errors or deceptive intent in naming inventors can render the patent unenforceable[5].

Q: How does the 2024 USPTO guidance update impact AI-related patent applications?

A: The update provides more detailed analysis and examples to help determine the patent eligibility of AI-related inventions, emphasizing the integration of judicial exceptions into practical applications and the role of AI as a tool rather than a determinant of eligibility[1].

Q: What tools are available for analyzing the patent landscape?

A: Tools such as patent analytics, the USPTO Public Search Facility, and the Global Dossier service can help in understanding and managing the patent landscape[3][4].

Q: Why is it important to specify practical applications in patent claims?

A: Specifying practical applications helps in demonstrating that the claimed invention provides tangible benefits and is not merely an abstract idea, thereby meeting the criteria for patent eligibility[1].

Q: How can companies ensure their patents remain enforceable?

A: Companies must ensure accurate inventorship, clear claim construction, and compliance with the latest USPTO guidelines and Federal Circuit decisions to maintain the enforceability of their patents[1][5].

Sources

  1. Understanding the 2024 USPTO Guidance Update on AI Patent - Mintz
  2. U.S. Patent and Trademark Office (USPTO) | USAGov
  3. Patent Analytics | Intellectual Property Law - Schwegman
  4. Search for patents - USPTO
  5. Determining Inventorship for US Patent Applications - Oregon State University

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Drugs Protected by US Patent 9,339,472

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International Family Members for US Patent 9,339,472

CountryPatent NumberEstimated ExpirationSupplementary Protection CertificateSPC CountrySPC Expiration
Argentina 049062 ⤷  Try for Free
Argentina 099567 ⤷  Try for Free
Australia 2005249467 ⤷  Try for Free
Brazil PI0510419 ⤷  Try for Free
Canada 2568391 ⤷  Try for Free
China 102895208 ⤷  Try for Free
>Country>Patent Number>Estimated Expiration>Supplementary Protection Certificate>SPC Country>SPC Expiration
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