U.S. Patent No. 6,401,824

2 opinions in this collection construe or address U.S. Patent No. 6,401,824. View the patent on Google Patents.

• July 21, 2009 E.D. Tex. Davis-Lynch Inc v. Weatherford Int'l Inc, No. 6:07-cv-00559 (E.D. Tex. July 21, 2009) Granted
• April 20, 2009 E.D. Tex. Davis-Lynch Inc v. Weatherford Int'l Inc, No. 6:07-cv-00559 (E.D. Tex. Apr. 20, 2009) Claims Construed