Patent Assignment
Reel/Frame 006074/0698
Assignment of Assignors Interest.
Recorded: 1992-03-25
Pages: 3
Assignor
JANSCH, MANFRED
Executed: 1992-03-18
Assignee
WEATHERFORD/LAMB,INC. A CORPORATION OF DELAWARE
1360 POST OAK BLVD., HOUSTON, TEXAS, 77056
Covered Property
(1)
Apparatus for Testing the Gas-Tightness of a Joint Between Hollow Members
Patent:
5,255,559 →
Application:
07/860,740 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.