IP Library › Assignment 004750/0722
Patent Assignment
Reel/Frame 004750/0722

Change of Name

Recorded: 1987-07-27 Pages: 5
Assignor
HP CHEMICALS, INC.
Executed: 1986-09-16
Assignee
HP CHEMICALS, INC.
NOT PROVIDED
Covered Property (1)
System for Obtaining a Homogeneous Absorbent Bed in a Chromatographic Column
Patent: 4,675,105 →
Application: 06/872,632 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Apr 28, 2003
From: HT CHEMICALS, INC.
To: MODCOL CORPORATION
Reel/Frame 013998/0673 →
Merger Aug 4, 2004
From: MODCOL CORPORATION
To: THE SEPARATIONS GROUP
Reel/Frame 014934/0720 →