IP Library Assignment 003892/0788
Patent Assignment
Reel/Frame 003892/0788

Assignment of Assignors Interest.

Recorded: 1981-05-20 Pages: 1
Assignor
WELLS, FREDERIC D. JR.
Executed: 1981-05-07
Assignee
W-K-M WELLHEAD SYSTEMS, INC., A CORP. OF LA
1500 N. MARKET ST., SUITE A-100, SHREVEPORT, LOUISIANA, 71107
Covered Property (1)
Geothermal Wellhead Packing Assembly
Patent: 4,390,063 →
Application: 06/265,310 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Jun 22, 1984
From: ACF INDUSTRIES, INCORPORATED A NEW JERSEY CORP
To: JOY MANUFACTURING COMPANY
Reel/Frame 004280/0243 →
Assignment of Assignors Interest. Jul 19, 1984
From: W-K-M WELLHEAD SYSTEMS, INC.
To: ACF INDUSTRIES, INCORPORATED
Reel/Frame 004284/0238 →