L.C. Eldridge Sales Co., Ltd. et al v. Azen Manufacturing Pte., Ltd. et al

  1. September 23, 2014

    Oil Rig Builders Can't Dodge $650K Exhaust Patent Verdict

    A Texas federal judge on Tuesday refused to throw out a $650,000 verdict L.C. Eldridge Sales Co. Inc. scored in litigation over an oil-rig exhaust system patent, but said there was not enough evidence to support the jury's finding of willful infringement.

  2. May 24, 2013

    Oil Rig Makers Can't Duck Suit By Nixing Exhaust Patent

    A Texas federal judge on Thursday affirmed the validity of an L.C. Eldridge Sales Co. Inc. patent for an oil-rig exhaust system, shooting down arguments that the patent was indefinite made by several rig manufacturers and owners that Eldridge has sued for infringement.

  3. December 10, 2012

    Complaint In Oil Rig Patent Row Can Continue, Judge Says

    A Texas federal judge on Monday ruled that sales activity within the U.S. was sufficient to allow a patent infringement suit against an offshore oil rig technology manufacturer to continue, rejecting the manufacturer's argument the allegedly infringing activity was out of the reach of the U.S. Patent Act.

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