We use cookies on this site to enable your digital experience. By continuing to use this site, you are agreeing to our cookie policy. close

Coalbed Gas Co. Seeks Release From Patent Claim

Law360 (May 16, 2007, 12:00 AM EDT) -- A coalbed natural gas company filed a lawsuit Tuesday seeking a judgment it does not infringe a patent for coalbed evaluation methods granted to Yates Petroleum Corp. on the same day.

Wyoming-based WellDog Inc. filed its claim in the U.S. District Court for the District of Wyoming, seeking judgment that the patent is invalid, unenforceable and not infringed by the sale of WellDog services.

The lawsuit said that in a March 2006 letter, Yates’ counsel “purported to put WellDog on notice of Yates Petroleum’s alleged rights...
To view the full article, register now.
Law360 Pro Say Podcast
Check out Law360's new podcast, Pro Say, which offers a weekly recap of both the biggest stories and hidden gems from the world of law.