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Donald J. Sykes
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Upper Saddle River, NJ, US
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last 30 patents
Information
Patent Grant
Combined closure and container for a drying agent
Patent number
D316039
Issue date
Apr 9, 1991
Marpac Industries, Inc.
Donald J. Sykes
D09 - Packages and containers for goods
Information
Patent Grant
Fluid dispensing valve mechanism and assembly
Patent number
4,723,694
Issue date
Feb 9, 1988
Marpac Industries, Inc.
Donald J. Sykes
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Grant
Method for converting an expended thermoplastic article into a usef...
Patent number
4,678,617
Issue date
Jul 7, 1987
Marpac Industries, Inc.
Donald J. Sykes
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Dispensing valve including an elastomeric seal disposed between pla...
Patent number
4,574,985
Issue date
Mar 11, 1986
Marpac Industries, Inc.
Donald J. Sykes
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Grant
Drum containers
Patent number
4,555,023
Issue date
Nov 26, 1985
Marpac Industries, Inc.
Donald J. Sykes
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Closure for receptacles containing a pressurized gas
Patent number
4,485,933
Issue date
Dec 4, 1984
Marpac Industries, Inc.
Donald J. Sykes
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Two-step photographic processing of black and white images which en...
Patent number
4,191,575
Issue date
Mar 4, 1980
Philip A. Hunt Chemical Corp.
Donald J. Sykes
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY