IP Library › Assignment 005946/0179
Patent Assignment
Reel/Frame 005946/0179

Assignment of Assignors Interest.

Recorded: 1991-12-11 Pages: 3
Assignor
PIETRAS, BERND-GEORG
Executed: 1991-11-19
Assignee
Covered Property (1)
Tong
Patent: 5,167,173 →
Application: 07/805,004 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest Sep 7, 1993
From: WEATHERFORD/LAMB, INC.
To: TEXAS COMMERCE BANK NATIONAL ASSOCIATION
Reel/Frame 006683/0516 →
Release Apr 26, 1994
From: TEXAS COMMERCE BANK NATIONAL ASSOCIATION
To: WEATHERFORD/LAMB, INC.
Reel/Frame 006968/0274 →