IP Library Assignment 005634/0289
Patent Assignment
Reel/Frame 005634/0289

Assignment of Assignors Interest.

Recorded: 1991-03-08 Pages: 3
Covered Property (1)
Apparatus for Cleaning Heat Exchanger Tube Bundles
Patent: 5,018,544 →
Application: 07/489,001 →
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Dec 3, 1990
From: BOISTURE, THOMAS B.; MC GREW, LARRY D.; JEFFREY, JAMES D.; WETZEL, ROBERT G.
To: OHMSTEDE MECHANICAL SERVICES, INC., A CORP. OF TEXAS
Reel/Frame 005527/0367 →
Assignment of Assignor's Interest Aug 4, 1993
From: OHMSTEDE MECHANICAL SERVICES, INC.
To: C.H. HEIST CORP.
Reel/Frame 006646/0053 →
Assignment of Assignor's Interest Mar 24, 2000
From: C.H. HEIST CORP.
To: ONYX INDUSTRIAL SERVICES, INC.
Reel/Frame 010710/0266 →
Change of Name Aug 3, 2006
From: ONYX INDUSTRIAL SERVICES, INC.
To: VEOLIA ES INDUSTRIAL SERVICES, INC.
Reel/Frame 018039/0969 →