DRIL-QUIP
Filed: April 1, 1985
DOWNHOLE OIL WELL TOOLS, NAMELY TOOLS FOR SUSPENDING CASING WITHIN A WELL BORE
Owned by: DRIL-QUIP, INC.
Serial Number: 73529685
NO-CROSS
Filed: April 1, 1985
COUPLINGS FOR WELL CASING
Owned by: DRIL-QUIP, INC.
Serial Number: 73529756
DRIL-QUIP
Filed: April 1, 1985
CONNECTORS FOR WELL CASINGS
Owned by: DRIL-QUIP, INC.
Serial Number: 73529757
Image Trademark
Filed: April 1, 1985
COUPLINGS AND CONNECTORS FOR WELL CASING
Owned by: DRIL-QUIP, INC.
Serial Number: 73529758
QUIK-LATCH
Filed: October 5, 1987
METAL CONNECTORS FOR TUBULAR GOODS
Owned by: DRIL-QUIP, INC.
Serial Number: 73687844
QUIK-STAB
Filed: October 5, 1987
METAL CONNECTORS FOR TUBULAR GOODS
Owned by: DRIL-QUIP, INC.
Serial Number: 73687951
QUIK-THREAD
Filed: October 5, 1987
METAL CONNECTORS FOR OIL AND GAS WELL CASING
Owned by: DRIL-QUIP, INC.
Serial Number: 73687964
DRIL-QUIP
Filed: March 14, 1988
WELL TOOLS FOR USE IN SUSPENDING CASING WITHIN A WELL, AND METAL CONNECOTRS FOR WELL CASING
Owned by: DRIL-QUIP, INC.
Serial Number: 73716524
DRIL-QUIP
Filed: July 25, 1989
WELL TOOLS FOR USE IN SUSPENDING CASING WITHIN A WELL, AND METAL CONNECTORS FOR WELL CASING
Owned by: DRIL-QUIP, INC.
Serial Number: 73814729
MS-15
Filed: August 29, 1995
mudline suspension systems comprised of mudline casing hangers, running tools, tieback tools, temporary abandonment caps…
Owned by: DRIL-QUIP, INC.
Serial Number: 74722552
SS-10
Filed: October 18, 1995
subsea wellhead systems, including their major components, namely, wellhead housings, permanent guide bases, casing hangers…
Owned by: DRIL-QUIP, INC.
Serial Number: 75007288
DRIL-QUIP
Filed: October 18, 1995
valves and valve actuators for installation on oil well drilling and completion equipment
Owned by: DRIL-QUIP, INC.
Serial Number: 75007298
DX
Filed: December 1, 1995
wellhead connectors and seal rings therefor for use on subsea wellheads
Owned by: DRIL-QUIP, INC.
Serial Number: 75026610
SINGLEBORE
Filed: September 30, 1997
subsea completion systems and components thereof
Owned by: DRIL-QUIP, INC.
Serial Number: 75365305
DXE
Filed: December 19, 2016
Metal wellhead connectors and metal seal rings therefor for use on subsea wellheads
Owned by: DRIL-QUIP, INC.
Serial Number: 87272945
