Patent Assignment
Reel/Frame 006271/0029
Assignment of Assignors Interest.
Recorded: 1992-09-24
Pages: 2
Assignor
HOECHST CELANESE CORPORATION
Executed: 1992-07-09
Assignee
MESSER GRIESHEIM INDUSTRIES
A CORP. OF DELAWARE, 2460 BOULEVARD OF THE GENERALS P.O. BOX 945, VALLEY FORGE, PENNSYLVANIA, 19482
Covered Property
(1)
Flame Arresting Conduit Section, Combustor and Method
Patent:
4,973,451 →
Application:
07/196,956 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
May 20, 1988
From: VICKERY, EARL
To: HOECHST CELANESE CORPORATION
Reel/Frame 006166/0085 →
Assignment of Assignor's Interest
Jan 30, 1998
From: ADVANCED TECHNOLOGY MATERIALS, INC.
To: ATMI ECOSYS CORPORATION
Reel/Frame 008989/0895 →
Assignment of Assignor's Interest
Jan 30, 1998
From: MESSER GRIESHEIM INDUSTRIES, INC.
To: ADVANCED TECHNOLOGY MATERIALS, INC.
Reel/Frame 008989/0900 →
Assignment of Assignor's Interest
Dec 15, 2004
From: ATMI ECOSYS CORPORATION
To: ADVANCED TECHNOLOGY MATERIALS, INC.
Reel/Frame 015460/0614 →
Assignment of Assignor's Interest
Aug 30, 2005
From: ADVANCED TECHNOLOGY MATERIALS, INC.
To: APPLIED MATERIALS, INC.
Reel/Frame 016937/0211 →