Patent Assignment 30205/260

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

  • Reel/Frame: 30205/260
  • Execution Date: Nov 29, 2011
  • Correspondent

    ROSEANN B. CALDWELL, BENNETT JONES LLP

    4500 BANKERS HALL EAST
    855-2ND STREET SW
    CALGARY, T2P 4K7 CANADA

Properties (1 total)

Patent Publication Application
WELLBORE PACKER BACK-UP RING ASSEMBLY, PACKER AND METHOD (A1) 20130192853
Aug 01, 2013
(B2) 9228411
Jan 05, 2016
(X0) 13877791
Apr 04, 2013