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PILKINGTON BARNES HIND, INC
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SUNYYVALE, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Annular mask contact lenses
Patent number
5,786,883
Issue date
Jul 28, 1998
Pilkington Barnes Hind, Inc.
David Miller
G02 - OPTICS
Information
Patent Grant
Contact lens designed to accommodate and correct for the effects of...
Patent number
5,771,088
Issue date
Jun 23, 1998
Pilkington Barnes Hind, Inc.
Colin M. Perrott
G02 - OPTICS
Information
Patent Grant
Annular mask contact lenses
Patent number
5,757,458
Issue date
May 26, 1998
Pilkington Barnes Hind, Inc.
David Miller
G02 - OPTICS
Information
Patent Grant
Multifocal contact lens
Patent number
5,748,282
Issue date
May 5, 1998
Pilkington Barnes Hind, Inc.
Michael H. Freeman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Incorporation of adsorbents during extraction and/or hydration of h...
Patent number
5,713,460
Issue date
Feb 3, 1998
Pilkington Barnes Hind, Inc.
John M. Evans
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optically clear polymer compositions containing an interpenetrant
Patent number
5,629,360
Issue date
May 13, 1997
Pilkington Barnes Hind, Inc.
Syed H. Askari
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Tinting hydrogel materials with vat dyes
Patent number
5,534,038
Issue date
Jul 9, 1996
Pilkington Barnes Hind, Inc.
John M. Evans
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Contact lenses and materials and methods of making same
Patent number
5,519,069
Issue date
May 21, 1996
Pilkington Barnes Hind, Inc.
William J. Burke
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Material for use in the manufacture of polymeric articles
Patent number
5,498,681
Issue date
Mar 12, 1996
Pilkington Barnes Hind, Inc.
Syed H. Askari
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Incorporation of absorbents during extraction and/or hydration of h...
Patent number
5,494,155
Issue date
Feb 27, 1996
Pilkington Barnes Hind, Inc.
John M. Evans
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optically clear polymer compositions containing an interpenetrant
Patent number
5,482,981
Issue date
Jan 9, 1996
Pilkington Barnes Hind, Inc.
Syed H. Askari
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of manufacturing a contact lens
Patent number
5,433,898
Issue date
Jul 18, 1995
Pilkington Barnes Hind, Inc.
Ashok R. Thakrar
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74654937 - CLEARVIEW
Serial number
74654937
Registration number
1956402
Filing date
Apr 3, 1995
Pilkington Barnes Hind, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74586290 - FLUOROPERM
Serial number
74586290
Registration number
1925246
Filing date
Oct 17, 1994
Pilkington Barnes Hind, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74579926 - CAREFREE
Serial number
74579926
Filing date
Sep 29, 1994
Pilkington Barnes Hind, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74549516 - PILKINGTON BARNES HIND
Serial number
74549516
Registration number
1914477
Filing date
Jul 12, 1994
Pilkington Barnes Hind, Inc.
5 - Pharmaceutical and veterinary preparations
Information
Trademark
74548398 - PBH
Serial number
74548398
Registration number
1911053
Filing date
Jul 12, 1994
Pilkington Barnes Hind, Inc.
5 - Pharmaceutical and veterinary preparations