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Search patents - Cardinal Intellectual Property is the Expert in patents search, patent analysis and intellectual property asset management solution to managing patent portfolios.

Planet Patent offers US Patents, Patent Research, Search Services, and more!

TPR is a full-service search firm specializing in the search and analysis of worldwide patent and non-patent literature information.

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For over 35 years, the law firm of Birch Stewart Kolasch Birch LLP (BSKB), has helped innovators define, perfect and protect their intellectual property. Our skilled lawyers, highly trained engineers and scientists work together to support our client...

Home page of the United States Patent and Trademark Office

A patent search firm, DeMarco Intellectual Property, LLC (DeMarcoIP) focuses on providing professional search services to patent attorneys at law firms and companies around the world.

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Shaker Heights Ohio Patent Attorney. Mechanical Invention Patent Searches are a major focus of our Work. We are a small, well-established patent & trademark law firm located in Northeastern Ohio, serving Ohio and the Midwest. David is the author ...