IP Library › Assignment 005140/0248
Patent Assignment
Reel/Frame 005140/0248

Assignment of Assignors Interest.

Recorded: 1989-09-11 Pages: 2
Assignor
SHALON, YEHUDA
Executed: 1989-08-21
Assignee
Covered Property (1)
Zero-Void Column End Plate for Chromatography
Patent: 4,882,047 →
Application: 07/328,781 →
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Effective on 08/19/1991 Mar 31, 1992
From: HT CHEMICALS, INC.
To: MODCOL CORPORATION
Reel/Frame 006059/0832 →
Change of Name Apr 28, 2003
From: HT CHEMICALS, INC.
To: MODCOL CORPORATION
Reel/Frame 013998/0598 →
Merger Aug 4, 2004
From: MODCOL CORPORATION
To: THE SEPARATIONS GROUP
Reel/Frame 014934/0720 →
Merger Mar 17, 2005
From: THE SEPARATIONS GROUP
To: THE SEPARATIONS GROUP
Reel/Frame 015788/0264 →
Merger Mar 24, 2005
From: ALLTECH ASSOCIATES INC.
To: ALLTECH ASSOCIATES INC.
Reel/Frame 015810/0776 →
To Correct Assignment Mar 25, 2005
From: THE SEPARATIONS GROUP
To: ALLTECH ASSOCIATES INC.
Reel/Frame 015819/0353 →