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Robert J. Dempsey
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Trumbull, CT, US
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last 30 patents
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Patent Grant
Moisture absorbent scavenger and vacuum relief device for chemical...
Patent number
7,909,192
Issue date
Mar 22, 2011
Chemtura Corporation
Robert J. Dempsey
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Child-resistant tear-open synthetic resin bag
Patent number
5,826,985
Issue date
Oct 27, 1998
Olin Corporation
Frank C. Goodman
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Prevention of children drowning in pails
Patent number
5,513,770
Issue date
May 7, 1996
Olin Corporation
Robert T. Seeley
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
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Patent Application
Moisture absorbent scavenger and vacuum relief device for chemical...
Publication number
20060255001
Publication date
Nov 16, 2006
Robert J. Dempsey
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL