Patent Assignment
Reel/Frame 003820/0998
Assignment of Assignors Interest.
Recorded: 1981-01-13
Pages: 2
Assignor
IMI MARSTON LIMIED
Executed: 1980-06-13
Assignee
DIAMOND SHAMROCK TECHNOLOGIES SA
CHEMIN DU CHAMP-D'ANIER, 1209 LE PETIT-SACONNEX, GENEVA, SWITZERLAND
Covered Property
(1)
Electrodes
Patent:
4,203,810 →
Application:
05/741,107 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 13, 1981
From: MARSTON EXCELSIOR LIMITED
To: IMI MARSTON LIMIED
Reel/Frame 003820/0996 →
License
Nov 24, 1981
From: DIAMOND SHAMROCK TECHNOLOGIES SA
To: IMI LIMITED
Reel/Frame 003932/0948 →
License
Nov 24, 1981
From: IMI LIMITED
To: IMI MARSTON LIMITED
Reel/Frame 003932/0957 →
Assignment of Assignors Interest.
Oct 28, 1988
From: DIAMOND SHAMROCK TECHNOLOGIES, S.A.
To: ELECTRODE CORPORATION, A DE CORP.
Reel/Frame 005004/0145 →