IP Library › Assignment 005537/0226
Patent Assignment
Reel/Frame 005537/0226

Assignment of Assignors Interest.

Recorded: 1990-11-26 Pages: 3
Assignors
SHALON, YEHUDA
Executed: 1990-11-19
SHALON, TADMOR
Executed: 1990-11-19
Assignee
HT CHEMICALS, INC.
4221 FOREST PARK BLVD., A CORP. OF MO, ST. LOUIS, MISSOURI, 63108-2810
Covered Property (1)
Column Slurry Packing Compressor
Patent: 5,169,522 →
Application: 07/587,848 →
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 22, 2003
From: HT CHEMICALS INC.
To: MODCOL CORPORATION
Reel/Frame 013998/0351 →
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 →