Patent Assignment
Reel/Frame 003840/0644
Assignment of Assignors Interest.
Recorded: 1981-03-16
Pages: 2
Assignee
ENVIROTECH CORPORATION
A CORP. OF DE., MENLO PARK, CALIFORNIA, 94025
Covered Property
(1)
Cleaning of High-Voltage Electrodes in an Electrostatic Precipitator
Patent:
4,305,736 →
Application:
06/144,713 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 15, 1981
From: ENVIROTECH CORPORATION
To: GENERAL ELECTRIC COMPANY, A CORP. OF NY.
Reel/Frame 003933/0138 →
Assignment of Assignors Interest.
Mar 1, 1983
From: GENERAL ELECTRIC COMPANY A NY CORP.
To: GENERAL ELECTRIC ENVIRONMENTAL SERVICES, INCORPORATED
Reel/Frame 004118/0578 →