Patent Assignment
Reel/Frame 005697/0337
Assignment of Assignors Interest.
Recorded: 1991-04-13
Pages: 2
Assignor
SANDVIK ROCK TOOLS, INC., A CORP. OF DE
Executed: 1991-04-12
Assignee
CUBEX LIMITED A CANADIAN CORPORATION
991 JARVIS AVENUE, WINNIPEG MANITOBA, CANADA
Covered Property
(1)
Rotary Drilling Head and Method of Breaking Pipe Joints
Patent:
3,851,714 →
Application:
05/427,488 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.