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David N. Samuel
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Great Gransden, GB
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last 30 patents
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Patent Grant
Container closures, sealed containers and sealing compositions for...
Patent number
5,430,098
Issue date
Jul 4, 1995
W. R. Grace & Co.-Conn.
David N. Samuel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Container closures, sealed containers and sealing compositions for...
Patent number
5,362,531
Issue date
Nov 8, 1994
W. R. Grace & Co.-Conn.
David N. Samuel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Container closures, sealed containers and sealing compositions for...
Patent number
5,186,991
Issue date
Feb 16, 1993
W. R. Grace & Co.-Conn.
David N. Samuel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Container closures, sealed containers and sealing compositions for...
Patent number
5,183,848
Issue date
Feb 2, 1993
W. R. Grace & Co.-Conn.
David N. Samuel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Container closures and sealed containers
Patent number
5,045,594
Issue date
Sep 3, 1991
W. R. Grace & Co.-Conn.
David N. Samuel
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sealing compositions
Patent number
4,368,828
Issue date
Jan 18, 1983
W. R. Grace & Co.
David N. Samuel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Sealing compositions
Patent number
4,360,120
Issue date
Nov 23, 1982
W. R. Grace & Co.
David N. Samuel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...