Details for Patent: 11,141,400

Which drugs does patent 11,141,400 protect, and when does it expire?

Patent 11,141,400 protects HETLIOZ and HETLIOZ LQ and is included in two NDAs.

This patent has one hundred and forty-seven patent family members in twenty-three countries.

Summary for Patent: 11,141,400

Title:	Method of treatment
Abstract:	One embodiment of the invention provides a method for administering tasimelteon to a human patient that comprises orally administering an effective dose of tasimelteon under fasted conditions. Fasted conditions may comprise administering the tasimelteon without food, no food at least 1/2 hour prior to administration, no food at least 1 hour prior to administration, no food at least 11/2 hours prior to administration, no food at least 2 hours prior to administration, no food at least 21/2 hours prior to administration, or no food at least 3 hours prior to administration. According to such embodiments, tasimelteon may be administered, for example, at a dose of 20 mg/d. Tasimelteon may be administered where, for example, the patient is being treated for a circadian rhythm disorder or for a sleep disorder, including, for example, Non-24 Disorder.
Inventor(s):	Dressman; Marlene Michelle (Germantown, MD), Polymeropoulos; Mihael H. (Potomac, MD), Baroldi; Paolo (Potomac, MD)
Assignee:	Vanda Pharmaceuticals Inc. (Washington, DC)
Application Number:	16/800,611
Patent Claim Types: see list of patent claims	Use;

Analyzing the Scope and Claims of United States Patent 11,141,400: A Comprehensive Guide

Introduction

When evaluating 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 analysis of the scope and claims of United States Patent 11,141,400, providing a detailed overview of the patent landscape and the tools necessary for such an analysis.

Understanding Patent Scope and Claims

Definition of Patent Scope

Patent scope refers to the breadth and depth of protection granted by a patent. It is defined by the claims of the patent, which outline the specific features and limitations of the invention[3].

Importance of Claim Language

The language used in patent claims is critical. Metrics such as independent claim length and independent claim count can be used to measure patent scope. These metrics have been shown to correlate with patent maintenance payments, forward citations, and the breadth of patent classes[3].

Tools for Patent Analysis

Patent Public Search

The USPTO's Patent Public Search tool is a powerful resource for analyzing patents. It provides enhanced access to prior art and allows users to search through a vast database of patents and published patent applications[1].

Global Dossier

The Global Dossier service offers access to the file histories of related applications from participating IP Offices. This can help in understanding the global patent family and the citations and office actions associated with the patent[1].

Patent and Trademark Resource Centers (PTRCs)

Local PTRCs provide training in patent search techniques and maintain local search resources, which can be invaluable for a detailed analysis of a patent's scope and claims[1].

Analyzing United States Patent 11,141,400

Patent Details

To analyze the scope and claims of U.S. Patent 11,141,400, one must first access the patent details through the USPTO's Patent Public Search tool or other patent databases.

Claim Structure

• Independent Claims: These are the broadest claims in the patent and define the core invention. Analyzing the length and count of independent claims can provide insights into the patent's scope[3].
• Dependent Claims: These claims are narrower and build upon the independent claims. They often add specific limitations to the invention.

Prior Art and Citations

Using tools like the Common Citation Document (CCD) and the Global Dossier, one can identify prior art cited by various patent offices. This helps in understanding how the patent office viewed the novelty and non-obviousness of the invention[1].

Patent Landscape Reports

Patent landscape reports can provide a broader context of the patent's position within its technology field. These reports, available through resources like WIPO, can highlight trends, key players, and the overall intellectual property outlook for the relevant industry[4].

Steps for Conducting a Preliminary Patent Search

Step 1: Define the Search Scope

Identify the key terms and concepts related to the patent. Use classification systems like the Cooperative Patent Classification (CPC) to narrow down the search[1].

Step 2: Use Advanced Search Features

Utilize the advanced search functionalities available in databases like the USPTO's Patent Public Search or the European Patent Office's esp@cenet to filter results based on specific criteria such as dates, inventors, and assignees[1][4].

Step 3: Analyze Search Results

Review the search results to identify relevant patents and prior art. Pay particular attention to the claims, descriptions, and drawings of these patents.

Step 4: Consult Additional Resources

Visit the USPTO Public Search Facility or contact a local PTRC for additional assistance. These resources can provide access to expert staff and comprehensive patent collections[1].

International Patent Considerations

Searching International Patent Offices

To ensure global uniqueness, it is essential to search patent databases from other countries. Resources like the European Patent Office, Japan Patent Office, and World Intellectual Property Organization (WIPO) provide access to international patent collections[1].

Machine Translation Tools

Utilize machine translation tools available on sites like the EPO and JPO to overcome language barriers when searching international patents[1].

Statistical Analysis and Metrics

Claim Length and Count

As mentioned earlier, metrics such as independent claim length and count can be used to measure patent scope. These metrics can be correlated with other indicators like patent maintenance payments and forward citations to assess the patent's strength and impact[3].

Forward Citations

The number of forward citations a patent receives can indicate its influence and relevance within the industry. Higher forward citations often suggest a more significant and innovative invention[3].

Expert Insights and Industry Trends

Quotes from Industry Experts

Industry experts often emphasize the importance of clear and narrow claims. For example, "Narrower claims at publication are associated with a higher probability of grant and a shorter examination process than broader claims," highlighting the strategic importance of claim drafting[3].

Industry Trends

Patent landscape reports can reveal trends in patent filings and grants within specific industries. This information can help in understanding the competitive landscape and identifying opportunities for innovation[4].

Key Takeaways

• Patent Scope: Defined by the claims, it is crucial for understanding the breadth and depth of protection.
• Claim Analysis: Independent claim length and count are key metrics.
• Tools and Resources: Utilize the USPTO's Patent Public Search, Global Dossier, and PTRCs for comprehensive analysis.
• International Considerations: Search international patent databases to ensure global uniqueness.
• Statistical Metrics: Correlate claim metrics with other indicators like forward citations and maintenance payments.

FAQs

What is the importance of patent scope in a patent analysis?

Patent scope defines the breadth and depth of protection granted by a patent, which is crucial for determining its validity and enforceability.

How can I measure the scope of a patent?

Metrics such as independent claim length and independent claim count can be used to measure patent scope. These metrics correlate with other indicators like patent maintenance payments and forward citations.

What tools are available for searching and analyzing patents?

Tools like the USPTO's Patent Public Search, Global Dossier, and resources from PTRCs and international patent offices are available for comprehensive patent analysis.

Why is it important to search international patent databases?

Searching international patent databases ensures that the invention is unique globally and helps in understanding the global patent landscape.

How can I access patent landscape reports?

Patent landscape reports can be accessed through resources like WIPO and other public tools that help researchers explore, visualize, and analyze complex patent data.

Sources

1. USPTO: "Search for patents - USPTO"
2. IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT: "IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT"
3. SSRN: "Patent Claims and Patent Scope - Search eLibrary :: SSRN"
4. Brown University Library Guides: "Home - Patents - Library Guides at Brown University"

Drugs Protected by US Patent 11,141,400

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
Vanda Pharms Inc	HETLIOZ	tasimelteon	CAPSULE;ORAL	205677-001	Jan 31, 2014	AB	RX	Yes	Yes	11,141,400					TREATMENT OF NON-24 HOUR SLEEP-WAKE DISORDER BY AVOIDING THE ADMINISTRATION OF TASIMELTEON WITH FOOD
Vanda Pharms Inc	HETLIOZ	tasimelteon	CAPSULE;ORAL	205677-001	Jan 31, 2014	AB	RX	Yes	Yes	11,141,400					TREATMENT OF NIGHTTIME SLEEP DISTURBANCES IN SMITH-MAGENIS SYNDROME BY AVOIDING THE ADMINISTRATION OF TASIMELTEON WITH FOOD
Vanda Pharms Inc	HETLIOZ LQ	tasimelteon	SUSPENSION;ORAL	214517-001	Dec 1, 2020		RX	Yes	Yes	11,141,400					TREATMENT OF NIGHTTIME SLEEP DISTURBANCES IN SMITH-MAGENIS SYNDROME BY AVOIDING THE ADMINISTRATION OF TASIMELTEON WITH FOOD

International Family Members for US Patent 11,141,400

Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Australia	2013211878
Australia	2013211880
Australia	2013361459
Australia	2015206797
Australia	2016204178
Australia	2016204217
Australia	2018201302