Trademark applications and grants for Bj Services Co U S A. Bj Services Co U S A has 10 trademark applications. The latest application filed is for "INJECTSAFE"
Patent Application | Date |
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Polymer Hydration Method 20120018159 - 12/842231 Gupta; D. V. Satyanarayana ;   et al. | 2012-01-26 |
APPARATUS AND METHODS FOR LIMITING DEBRIS FLOW BACK INTO AN UNDERGROUND BASE PIPE OF AN INJECTION WELL 20100300692 - 12/853443 Macias; James Raymond ;   et al. | 2010-12-02 |
Method and Apparatus to Hydraulically Bypass a Well Tool 20080277119 - 12/158659 Hill, JR.; Thomas G. ;   et al. | 2008-11-13 |
Method and Apparatus for Continuously Injecting Fluid in a Wellbore While Maintaining Safety Valve Operation 20080271893 - 11/916966 Hill; Thomas G. ;   et al. | 2008-11-06 |
Wellbore Bypass Method and Apparatus 20080202770 - 11/916985 Bolding; Jeffrey L. ;   et al. | 2008-08-28 |
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