Wilson Whitaker Rynell

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PATENT SEARCH & IP DUE DILIGENCE

IN DALLAS FORT WORTH

Our patent due diligence attorneys will guide you in valuing your patent portfolio through patent licensing, best practices, and infringement analysis.

PATENT DUE DILIGENCE AND SEARCH

What Is A Patent Search?

A patent search, or patentability search, confirms whether an invention is new by searching existing patents and other publicly available documents to locate similar inventions.  A patent search should be performed at the very beginning of the patent process to determine the state of the "prior art."  And, if the same or similar patent does not exist in the prior art, then you may be able to get a patent; however, a patent search cannot guarantee a patent will be issued once filed or that all "prior art" can be discovered during a patent search. 


While there is no legal requirement for a patent applicant or patent counsel to conduct a patentability search, the time invested in a patent search can help inform an inventor of what exists in the prior art. A patentability search can also be performed simply as due diligence when a company intends to go to market with a new product. A patent due diligence search can discover the following:

 

  • Market Information: Information that allows a business to make an informed decision as to whether to go to market with an invention or proceed with applying for a patent; 

 

  • Relevant Prior Art: Identifying relevant prior art so that a patent attorney can anticipate a patent examiner's potential rejections; and

 

  • Present State of the Art: Discovering the general state of the art for the invention or patent.

 

The primary purpose of a patent due diligence review is to find prior art that may be relevant to the patentability of an invention.  For a claimed invention to be patentable, the invention must be:

 

  • Useful Invention: Directed to the statutory subject matter and be useful or have a purpose or utility;

 

  • New or Novel: Original, new or novel when compared to the prior art; and

 

  • Non-obvious: Not obvious in light of the prior art.

 

Our patent lawyers represent clients in patent searches and patent due diligence reviews throughout the United States.

What Is Patent Due Diligence?

Patent due diligence is the process by which a patent attorney reviews the value of intangible assets such as patents, trademarks, copyrights, and trade secrets to be purchased, sold, or licensed. A patent due diligence review should be commenced as early as possible in the contracting process. Thus, before you purchase, sell or license a product, it is important to hire legal counsel to perform an intellectual property due diligence review. Our IP diligence attorneys examine the IP's strength, scope, and enforceability, the ownership rights surrounding the IP, and the future potential to be derived from the IP.  A patent due diligence analysis is an essential tool for your company.


Our Dallas patent attorneys represent clients in patent searches and patent due diligence throughout the United States. Let our attorneys put their legal talent and patent expertise to work for you, protecting your rights and unlocking the value of your inventions.




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Additional Patent Due Diligence Focus 

What Is Prior Art? 

Prior art is any evidence that your invention was already publicly known or available, in whole or in part, before the effective filing date of your patent application. The United States Patent and Trademark Office (USPTO) will not issue a patent when the claimed invention exists in the "prior art" in some form or fashion. Prior art can also include any written publication anywhere in the world which describes the intention.

Where Can I  Search Prior Art?

Given the number of patents filed each year, a search of patents and patent applications filed with the USPTO is a critical starting point in any U.S. patent prior art search.  You can search in the Patent Full-Text and Image Database (PatFT) of the USPTO, as well as find the full text for patents issued from 1976 to the present.  The USPTO also has images for all patents from 1790 to the present.  And although many products on the market do not have a patent, they are probably heavily outnumbered by the many successfully patented ideas but never reach the market.  The following are good sources to locate filed patents here in the U.S.,  Europe, and even in the World Intellectual Property Organization (WIPO):

 

 

  • European Patent Office: Search the European database for patents and patent applications; 

 

 

 

  • German Patent Office: Search the German Patent and Trademark Office for patents and patent applications.

 

Google also established th Google Patent Search program, which combines patent searching and prior art searching.  The Google Patent Search feature is beneficial in organizing your search efforts and getting an idea of what prior art is patent and what is in the public domain.

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