Patent Assignment
Reel/Frame 008085/0024
Assignment of Assignor's Interest
Recorded: 1996-08-14
Pages: 3
Assignor
PILKINGTON PLC
Executed: 1996-08-09
Assignee
PILKINGTON BARNES HIND, INC.
810 KIFER ROAD, SUNNYVALE, CALIFORNIA, 94086
Covered Property
(1)
Multifocal Contact Lenses Utilizing Diffraction and Refraction
Patent:
4,637,697 →
Application:
06/543,257 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 19, 1983
From: FREEMAN, MICHAEL H.
To: PILKINGTON P.E. LIMITED, A CORP. OF GREAT BRITAIN
Reel/Frame 004185/0987 →
Change of Name
Aug 19, 1996
From: PILKINGTON BROTHERS P.L.C.
To: PILKINGTON PLC
Reel/Frame 008085/0475 →
Security Interest
Mar 13, 1997
From: PBH INC.
To: BANKERS TRUST COMPANY
Reel/Frame 008423/0903 →
Change of Name
Apr 5, 2000
From: PILKINGTON BARNES HIND, INC.
To: PBH, INC.
Reel/Frame 010719/0286 →
Release of a Security Interest
May 17, 2001
From: BANKERS TRUST COMPANY
To: PBH, INC.
Reel/Frame 011821/0602 →
Assignment of Assignor's Interest
Mar 31, 2003
From: PBH, INC.
To: NOVARTIS AG
Reel/Frame 013852/0405 →