IP Library Assignment 005799/0606
Patent Assignment
Reel/Frame 005799/0606

Assignment of Assignors Interest.

Recorded: 1991-08-12 Pages: 2
Assignor
SARGENT, WILLIAM B.
Executed: 1991-06-14
Assignee
Covered Property (1)
Automatic Screw-on of Pipe Couplings
Patent: 5,321,506 →
Application: 07/715,935 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Conversion to Corporation Nov 8, 2004
From: UNITED STATES STEEL LLC
To: UNITED STATES STEEL CORPORATION
Reel/Frame 015953/0740 →
Merger Nov 8, 2004
From: USX CORPORATION
To: UNITED STATES STEEL LLC
Reel/Frame 015953/0753 →