IP Library Assignment 004354/0301
Patent Assignment
Reel/Frame 004354/0301

Assignment of Assignors Interest.

Recorded: 1984-12-28 Pages: 1
Assignor
HOLTGRAVER, EDWARD G.
Executed: 1984-12-21
Assignee
KEYSTONE INTERNATIONAL, INC.
A TX CORP, HOUSTON, TEXAS
Covered Property (1)
Positioning Assembly for Use with Rotatable Valves
Patent: 4,570,901 →
Application: 06/687,293 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Mar 8, 1990
From: KEYSTONE INTERNATIONAL, INC.
To: KEYSTONE INTERNATIONAL HOLDINGS CORP.
Reel/Frame 005300/0416 →