IP Library › Assignment 004520/0189
Patent Assignment
Reel/Frame 004520/0189

Assignment of Assignors Interest.

Recorded: 1986-03-13 Pages: 2
Assignors
SMITH, LONNIE J.
Executed: 1986-01-06
BLOUNT, CURTIS G.
Executed: 1986-01-14
PETERMANN, STEVEN G.
Executed: 1986-01-06
Assignee
Covered Property (1)
Apparatus for Operating Wireline Tools in Wellbores
Patent: 4,685,516 →
Application: 06/820,851 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 17, 2001
From: ATLANTIC RICHFIELD COMPANY
To: PHILLIPS PETROLEUM COMPANY
Reel/Frame 012333/0329 →