Technical Industries, a unit of Energy & Technology (OTCMKTS:ENGT), said the company had filed a patent infringement lawsuit against National Oilwell Varco Inc. et al.
"Technical Industries is committed to protecting its intellectual property and investments in wall mapping technology and will pursue all infringements," George Sfeir, CEO of Energy & Technology, said in a statement.
Lawsuit No. 6:15-CV-02744 was filed on November 24 in the United States District Court, Western District of Louisiana, the Lafayette, Louisiana-based company said.
The suit alleges National Oilwell Varco Inc. et al has infringed upon Technical Industries Inc. various patents for methods of inspection of metal tubular goods.
Technical Industries Inc. has spent years developing technology for the drilling of critical wells and other critical applications, which in turn allows the Oil Industry to reach deep reserves safer and more efficient.
Energy & Technology, which has production facilities in Texas and Louisiana, provides non-destructive testing (NDT) services, OCTG and oilfield pipe sales, service and storage, and rig and equipment sales.
The company's customer base of over 130 accounts, consists of major oil companies, steel mills, material suppliers, drilling companies, tool rental companies, and natural gas storage operators.