Patent Assignment
Reel/Frame 003854/0125
Assignment of Assignors Interest.
Recorded: 1981-05-26
Pages: 1
Assignor
CHEUNG PETER P.L.
Executed: 1981-02-11
Covered Property
(1)
Method for Etching Dental Porcelain
Patent:
4,376,673 →
Application:
06/235,809 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 31, 1984
From: PENNWALT CORPORATION A PA. CORP
To: S.S. WHITE COMPANY, THE
Reel/Frame 004288/0006 →
Assignment of Assignors Interest.
Jan 11, 1991
From: MISSION DENTAL, INC., A DE CORP.
To: LORVIC CORPORATION, THE, A MO CORP.
Reel/Frame 005591/0022 →
Security Agreement
Jul 24, 1996
From: LORVIC CORPORATION, THE
To: BOATMEN'S NATIONAL BANK OF ST. LOUIS, THE
Reel/Frame 008048/0185 →