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Last Updated: January 19, 2025

Details for Patent: 8,268,804


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Which drugs does patent 8,268,804 protect, and when does it expire?

Patent 8,268,804 protects XIMINO and SOLODYN and is included in two NDAs.

This patent has twelve patent family members in nine countries.

Summary for Patent: 8,268,804
Title:Minocycline oral dosage forms for the treatment of acne
Abstract: Minocycline oral dosage forms containing a controlled release carrier are useful for the treatment of acne.
Inventor(s): Wortzman; Mitchell (Scottsdale, AZ), Plott; R. Todd (Briscoe, TX), Bhatia; Kuljit (Nesconset, NY), Patel; Bhiku (Chandler, AZ)
Assignee: Medicis Pharmaceutical Corporation (Scottsdale, AZ)
Application Number:12/875,876
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 8,268,804
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;
Patent landscape, scope, and claims:

Analyzing the Scope and Claims of United States Patent 8,268,804

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 delve into the details of United States Patent 8,268,804, exploring its claims, scope, and the broader patent landscape.

Understanding Patent Scope and Claims

Before diving into the specifics of Patent 8,268,804, it is essential to understand what patent scope and claims entail.

Patent Scope

Patent scope refers to the breadth and depth of protection granted by a patent. It is often measured by metrics such as independent claim length and independent claim count, which can indicate the patent's breadth and clarity[3].

Patent Claims

Patent claims are the legal definitions of the invention and define the scope of protection. They are typically categorized into independent and dependent claims. Independent claims stand alone and define the invention, while dependent claims refer back to and further limit the independent claims[3].

Patent 8,268,804 Overview

To analyze Patent 8,268,804, one would typically start by identifying the key elements of the patent.

Title and Abstract

The title and abstract provide a brief overview of the invention. For example, if the patent is related to a specific technology or product, this section would outline its main features and purposes.

Background of the Invention

This section provides context about the existing technology and the problems the invention aims to solve. It helps in understanding the necessity and novelty of the invention.

Summary of the Invention

The summary section gives a concise description of the invention, including its main components and how it works.

Claims Analysis

The claims section is the most critical part of a patent as it defines the legal boundaries of the invention.

Independent Claims

Independent claims are the broadest claims that define the invention. They typically include the essential features of the invention without referencing other claims.

Dependent Claims

Dependent claims narrow down the invention by adding specific limitations to the independent claims. They often provide additional details that can help in distinguishing the invention from prior art.

Patent Scope Analysis

To analyze the scope of Patent 8,268,804, one would consider the following:

Claim Length and Count

As mentioned earlier, independent claim length and count can be metrics for measuring patent scope. Narrower claims with fewer words and fewer claims might indicate a more focused and potentially stronger patent[3].

Forward and Backward Citations

Forward citations (citations received by the patent) and backward citations (citations given by the patent) can provide insights into the patent's impact and its position within the broader patent landscape.

Patent Landscape Analysis

Understanding the patent landscape involves looking at related patents and the overall technological field.

Prior Art

Prior art includes all existing knowledge and inventions in the public domain before the filing date of the patent. Analyzing prior art helps in determining the novelty and non-obviousness of the invention.

Patent Family

The patent family includes all related patent applications filed in different jurisdictions. Tools like the Global Dossier provided by the USPTO can help in identifying the patent family and understanding the global protection of the invention[1].

Competitor Patents

Identifying competitor patents in the same technological field can help in understanding the competitive landscape and potential infringement risks.

Tools for Patent Analysis

Several tools and resources are available for conducting a thorough patent analysis.

USPTO Patent Public Search

The USPTO's Patent Public Search tool is a powerful resource for searching prior art and analyzing patent claims. It provides enhanced access to prior art and modern interfaces for a more efficient search process[1].

Global Dossier

The Global Dossier service allows users to access the file histories of related applications from participating IP Offices, providing a comprehensive view of the patent family and related citations[1].

Patent and Trademark Resource Centers (PTRCs)

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

Case Study: Analyzing Patent 8,268,804

Step-by-Step Analysis

  1. Identify the Patent: Start by locating the patent on the USPTO database or other patent search platforms.
  2. Read the Claims: Carefully read through the independent and dependent claims to understand the scope of the invention.
  3. Analyze the Background and Summary: Understand the context and purpose of the invention.
  4. Examine Prior Art: Use tools like the USPTO's Patent Public Search to identify relevant prior art.
  5. Review Forward and Backward Citations: Analyze citations to gauge the patent's impact and relevance.
  6. Evaluate the Patent Family: Use the Global Dossier to identify related applications and understand global protection.
  7. Compare with Competitor Patents: Identify similar patents in the field to assess competitive positioning.

Example: Claim Analysis

"For example, if Patent 8,268,804 has an independent claim that reads: 'A method for treating acne comprising administering a minocycline oral dosage form,' this claim defines the broad scope of the invention. Dependent claims might then specify the dosage form, the frequency of administration, or other specific details that narrow down the invention"[5].

Key Takeaways

  • Patent Scope and Claims: Understanding the scope and claims is crucial for determining the validity and enforceability of a patent.
  • Tools and Resources: Utilize tools like the USPTO's Patent Public Search, Global Dossier, and PTRCs for comprehensive patent analysis.
  • Competitive Landscape: Analyze the broader patent landscape to understand the competitive positioning and potential risks.
  • Metrics for Scope: Use metrics such as claim length and count to gauge the breadth and clarity of the patent.

FAQs

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

    • The claims section defines the legal boundaries of the invention, distinguishing it from prior art and other inventions.
  2. How can I determine the scope of a patent?

    • The scope can be determined by analyzing the independent and dependent claims, as well as metrics such as claim length and count.
  3. What is the Global Dossier service provided by the USPTO?

    • The Global Dossier service allows users to access the file histories of related applications from participating IP Offices, providing a comprehensive view of the patent family.
  4. Why is prior art important in patent analysis?

    • Prior art helps in determining the novelty and non-obviousness of the invention, which are critical for patent validity.
  5. Where can I find resources for training in patent search techniques?

    • Resources such as the USPTO's Public Search Facility and Patent and Trademark Resource Centers (PTRCs) offer training and assistance in patent search techniques.

Sources

  1. USPTO - Search for patents https://www.uspto.gov/patents/search
  2. USA.gov - U.S. Patent and Trademark Office (USPTO) https://www.usa.gov/agencies/u-s-patent-and-trademark-office
  3. SSRN - Patent Claims and Patent Scope https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2844964
  4. Commerce.gov - U.S. Patent and Trademark Office https://www.commerce.gov/bureaus-and-offices/uspto
  5. PubChem - Minocycline oral dosage forms for the treatment of acne https://pubchem.ncbi.nlm.nih.gov/patent/US-2009041846-A1

More… ↓

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Drugs Protected by US Patent 8,268,804

ApplicantTradenameGeneric NameDosageNDAApproval DateTETypeRLDRSPatent No.Patent ExpirationProductSubstanceDelist Req.Patented / Exclusive UseSubmissiondate
Bausch SOLODYN minocycline hydrochloride TABLET, EXTENDED RELEASE;ORAL 050808-001 May 8, 2006 DISCN Yes No ⤷  Subscribe ⤷  Subscribe TREATMENT OF ACNE ⤷  Subscribe
Bausch SOLODYN minocycline hydrochloride TABLET, EXTENDED RELEASE;ORAL 050808-008 Aug 27, 2010 DISCN Yes No ⤷  Subscribe ⤷  Subscribe TREATMENT OF ACNE ⤷  Subscribe
Bausch SOLODYN minocycline hydrochloride TABLET, EXTENDED RELEASE;ORAL 050808-004 Jul 23, 2009 DISCN Yes No ⤷  Subscribe ⤷  Subscribe TREATMENT OF ACNE ⤷  Subscribe
Journey XIMINO minocycline hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 201922-001 Jul 11, 2012 DISCN No No ⤷  Subscribe ⤷  Subscribe TREATMENT OF ACNE ⤷  Subscribe
Journey XIMINO minocycline hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 201922-003 Jul 11, 2012 DISCN No No ⤷  Subscribe ⤷  Subscribe TREATMENT OF ACNE ⤷  Subscribe
Journey XIMINO minocycline hydrochloride CAPSULE, EXTENDED RELEASE;ORAL 201922-005 Jul 11, 2012 DISCN No No ⤷  Subscribe ⤷  Subscribe TREATMENT OF ACNE ⤷  Subscribe
>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 1 to 6 of 6 entries

International Family Members for US Patent 8,268,804

CountryPatent NumberEstimated ExpirationSupplementary Protection CertificateSPC CountrySPC Expiration
Australia 2006262428 ⤷  Subscribe
Canada 2613273 ⤷  Subscribe
China 101208097 ⤷  Subscribe
European Patent Office 1898925 ⤷  Subscribe
Japan 2008543936 ⤷  Subscribe
Japan 2013213047 ⤷  Subscribe
>Country>Patent Number>Estimated Expiration>Supplementary Protection Certificate>SPC Country>SPC Expiration
Showing 1 to 6 of 6 entries

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