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Nigel I. Palmer
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Lexington, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Battery separator
Patent number
4,731,304
Issue date
Mar 15, 1988
W. R. Grace & Co.
Joseph T. Lundquist
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery separator
Patent number
4,650,730
Issue date
Mar 17, 1987
W. R. Grace & Co.
Joseph T. Lundquist
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lead acid battery with separator having long fibers
Patent number
4,265,985
Issue date
May 5, 1981
W. R. Grace & Co.
Dennis D. O'Rell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Battery separator
Patent number
4,216,281
Issue date
Aug 5, 1980
W. R. Grace & Co.
Dennis D. O'Rell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Battery separator with porous body and fused rib
Patent number
4,205,123
Issue date
May 27, 1980
W. R. Grace & Co.
Nigel I. Palmer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Battery separator with porous body and fused rib
Patent number
4,003,758
Issue date
Jan 18, 1977
W. R. Grace & Co.
Nigel Innes Palmer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Battery separator manufacturing process
Patent number
3,933,525
Issue date
Jan 20, 1976
W. R. Grace & Co.
Nigel Innes Palmer
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS