Patent Assignment
Reel/Frame 005077/0230
Assignment of Assignors Interest.
Recorded: 1989-03-09
Pages: 2
Assignor
GENERAL CHEMICAL CORPORATION
Executed: 1989-02-09
Assignee
HMC PATENTS HOLDING CO., INC., A CORP. OF DE
LIBERTY LANE, HAMPTON, NEW HAMPSHIRE
Covered Property
(1)
Production of Sulfur Trioxide, Sulfuric Acid and Oleum
Patent:
4,643,887 →
Application:
06/412,051 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 26, 1982
From: DALEY, WILLIAM D.; JAFFE, JAMES
To: ALLIED CORPORATION, A CORP. OF NY
Reel/Frame 004041/0310 →
Assignment of Assignors Interest.
Apr 25, 1988
From: ALLIED CORPORATION, A NY CORP.
To: HMC PATENTS HOLDING CO., INC.
Reel/Frame 004863/0807 →
Assignment of Assignor's Interest
Sep 8, 2006
From: GENTEK HOLDING, LLC
To: GENERAL CHEMICAL PERFORMANCE PRODUCTS LLC
Reel/Frame 018231/0083 →