Details for Patent: 10,660,908

Which drugs does patent 10,660,908 protect, and when does it expire?

Patent 10,660,908 protects ENSTILAR and is included in one NDA.

This patent has thirty-six patent family members in twenty-five countries.

Summary for Patent: 10,660,908

Title:	Pharmaceutical spray composition comprising a vitamin D analogue and a corticosteroid
Abstract:	The present invention relates to a topical spray composition comprising a biologically active vitamin D derivative or analogue and a corticosteroid, and its use in the treatment of dermal diseases and conditions.
Inventor(s):	Lind; Marianne (Bagsv.ae butted.rd, DK), Rasmussen; Gritt (Virum, DK), Sonne; Mette Rydahl (Brondby Strand, DK), Hansen; Jens (Virum, DK), Petersson; Karsten (Ballerup, DK)
Assignee:	LEO Pharma A/S (Ballerup, DK)
Application Number:	16/135,366
Patent Claim Types: see list of patent claims	Use; Composition; Compound;

Analyzing the Scope and Claims of a U.S. Patent: A Detailed Guide Using USPTO Resources

Introduction

When analyzing the scope and claims of a U.S. patent, such as United States Patent 10,660,908, it is crucial to understand the various tools and resources available. This guide will walk you through the process of conducting a thorough analysis using resources provided by the United States Patent and Trademark Office (USPTO) and other relevant sources.

Understanding the Patent Document

To begin, you need to obtain and review the patent document itself. The USPTO provides full-text and image access to patents from 1976 to the present, and limited information for patents from 1790 to 1975[4].

Accessing the Patent Document

• Use the USPTO's Patent Public Search tool to find the patent by its number. This tool replaced legacy search tools like PubEast and PubWest and offers enhanced access to prior art[1].

Reading and Interpreting Patent Claims

Patent claims are the most critical part of a patent application as they define the scope of the invention.

Claim Structure

• Claims are typically divided 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].

Analyzing Claim Coverage

• Use a Claim Coverage Matrix to categorize patents by claims and scope concepts. This helps in understanding which patents and claims are actively protecting your intellectual property and where gaps or opportunities exist[3].

Examining the Patent Landscape

Understanding the broader patent landscape is essential for assessing the strength and uniqueness of a patent.

Global Dossier

• Utilize the Global Dossier service to view the patent family for a specific application, including related applications filed at participating IP Offices. This service provides access to file histories, classification, and citation data[1].

Common Citation Document (CCD)

• The CCD application consolidates prior art cited by all participating IP5 Offices for the family members of a patent application. This helps in visualizing search results from multiple offices on a single page[1].

Searching for Prior Art

Prior art search is crucial to determine the novelty and non-obviousness of an invention.

Patent Public Search

• The Patent Public Search tool offers two modern interfaces that enhance access to prior art. This tool is powerful and flexible, improving the overall patent searching process[1].

International Patent Databases

• 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) to see if similar ideas have been patented abroad[1].

Analyzing Patent Assignments and Ownership

Understanding who owns the patent and any changes in ownership is important.

Patent Assignment Search

• Use the Patent Assignment Search website to search for patent assignments and changes in ownership. This helps in identifying the current owner of the patent and any previous owners[1].

Utilizing Advanced Tools and Resources

Patent Examination Data System (PEDS)

• The PEDS allows public users to search, view, and download bibliographic data for all publicly available patent applications. This can be useful for bulk data analysis[1].

Patent and Trademark Resource Centers (PTRCs)

• Visit your nearest PTRC for local search resources and training in patent search techniques. These centers can provide valuable assistance in navigating the patent landscape[1].

Case Study: Analyzing US Patent 10,660,908

Step-by-Step Analysis

1. Obtain the Patent Document:

   • Use the USPTO's Patent Public Search tool to retrieve the full text and images of US Patent 10,660,908.

2. Review the Claims:

   • Analyze the independent and dependent claims to understand the scope of the invention.
   • Use a Claim Coverage Matrix to categorize the claims and identify any gaps or opportunities in the patent coverage[3].

3. Examine the Patent Landscape:

   • Use the Global Dossier service to view related applications and file histories.
   • Check the CCD application to consolidate prior art citations from participating IP5 Offices[1].

4. Search for Prior Art:

   • Conduct a thorough prior art search using the Patent Public Search tool and international patent databases.
   • Ensure the invention is novel and non-obvious by comparing it against existing patents and published applications[1].

5. Analyze Patent Assignments:

   • Use the Patent Assignment Search website to identify the current owner and any changes in ownership of the patent[1].

Key Takeaways

• Thorough Claim Analysis: Understand the structure and scope of the claims to determine the invention's protection.
• Broad Patent Landscape: Use tools like Global Dossier and CCD to assess the patent's uniqueness and strength.
• Prior Art Search: Conduct comprehensive searches to ensure novelty and non-obviousness.
• Ownership Analysis: Identify current and past owners of the patent to understand its history and potential liabilities.

FAQs

1. How do I access the full text of a U.S. patent?

   • You can access the full text and images of U.S. patents from 1976 to the present using the USPTO's Patent Public Search tool[1].

2. What is the purpose of the Global Dossier service?

   • The Global Dossier service provides access to the file histories of related applications from participating IP Offices, allowing users to view the patent family and related data[1].

3. How can I determine if a patent has been assigned or changed ownership?

   • Use the Patent Assignment Search website to search for patent assignments and changes in ownership[1].

4. What is the Common Citation Document (CCD) application?

   • The CCD application consolidates prior art cited by all participating IP5 Offices for the family members of a patent application, enabling visualization of search results on a single page[1].

5. Where can I find training and resources for patent searching?

   • You can find training and resources at your nearest Patent and Trademark Resource Center (PTRC) or the USPTO Public Search Facility[1].

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. SLWIP - Patent Analytics

   • https://www.slwip.com/services/patent-analytics/

4. NYPL Libguides - How to Search for an Historical U.S. Patent

   • https://libguides.nypl.org/patents/historical_patents

Drugs Protected by US Patent 10,660,908

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
Leo Pharma As	ENSTILAR	betamethasone dipropionate; calcipotriene	AEROSOL, FOAM;TOPICAL	207589-001	Oct 16, 2015	AB	RX	Yes	Yes			Y			TOPICAL TREATMENT OF PLAQUE PSORIASIS IN PATIENTS 12 YEARS AND OLDER

International Family Members for US Patent 10,660,908

Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Australia	2011264198
Brazil	112012030653
Canada	2800181
China	102939078
Cyprus	1115991
Denmark	2579852