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OIL STATES ENERGY SERVICES INC

Overview
  • Total Patents
    12
About

OIL STATES ENERGY SERVICES INC has a total of 12 patent applications. Its first patent ever was published in 2003. It filed its patents most often in Canada and United States. Its main competitors in its focus markets civil engineering, mechanical elements and machines are DRIL QUIP INC, NAT OILWELL VARCO UK LTD and ENVENTURE GLOBAL TECHNOLOGY.

Patent filings in countries

World map showing OIL STATES ENERGY SERVICES INCs patent filings in countries
# Country Total Patents
#1 Canada 7
#2 United States 5

Patent filings per year

Chart showing OIL STATES ENERGY SERVICES INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Dallas L Murray 6
#2 Mcguire Bob 4
#3 Artherholt Danny Lee 2
#4 Dallas Murray L 2
#5 Dallas L M 1

Latest patents

Publication Filing date Title
CA2561654A1 Subsurface lubricator and method of use
CA2546160A1 Two-part back cap for a plug valve and plug valves incorporating same
CA2542038A1 Cup tool with three-part packoff for a high pressure mandrel
US2007227742A1 Casing transition nipple and method of casing a well to facilitate well completion, re-completion and workover
CA2541750A1 Method of subsurface lubrication to facilitate well completion, re-completion and workover
CA2541748A1 A casing transition nipple and method of casing a well to facilitate well completion, re-completion and workover
US2005217868A1 Casing-engaging well tree isolation tool and method of use
US7159652B2 Drilling flange and independent screwed wellhead with metal-to-metal seal and method of use