4 trademarks were found for owners matching the name China National Offshore Oil Corp.
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1 TM: 1116302
Desc: CNOOC
Owner: China National Offshore Oil Corp.
Class: 1, 4, 19, 37, 39, 42
Status: Protected: Registered/protected
2 TM: 1078838
Desc: CNOOC

Owner: China National Offshore Oil Corp.
Class: 1, 4, 19, 37, 39, 42
Status: Protected: Registered/protected
3 TM: 1078925
Desc: CNOOC
Owner: China National Offshore Oil Corp.
Class: 1, 4, 19, 37, 39, 42
Status: Protected: Registered/protected
4 TM: 1053438
Desc: WINWIN

Owner: China National Offshore Oil Corp.
Class: 16
Status: Ceased
Not renewed: Renewal fee not paid