Patent Assignment
Reel/Frame 005591/0022
Assignment of Assignors Interest.
Recorded: 1991-01-11
Pages: 5
Assignor
MISSION DENTAL, INC., A DE CORP.
Executed: 1990-12-28
Assignee
Covered Properties
(3)
Dental Cavity Varnish Composition
Patent:
4,308,062 →
Application:
06/140,322 →
Dispenser for Dental Sealant
Patent:
4,343,418 →
Application:
06/156,840 →
Method for Etching Dental Porcelain
Patent:
4,376,673 →
Application:
06/235,809 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 11, 1981
From: CHEUNG PETER P. L.; EVANGELIST BARRY V.
To: PENNWALT CORPORATION
Reel/Frame 003828/0628 →
Assignment of Assignors Interest.
May 26, 1981
From: CHEUNG PETER P.L.
To: PENNWALT CORPORATION, THREE PARKWAY, PHILADELPHIA, PA. A CORP. OF PA.
Reel/Frame 003854/0125 →
Assignment of Assignors Interest.
Jul 31, 1984
From: PENNWALT CORPORATION A PA. CORP
To: S.S. WHITE COMPANY, THE
Reel/Frame 004288/0006 →
Security Agreement
Jul 24, 1996
From: LORVIC CORPORATION, THE
To: BOATMEN'S NATIONAL BANK OF ST. LOUIS, THE
Reel/Frame 008048/0185 →