Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Reexamination Certificate
2004-04-28
2008-10-07
Cooney, John (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
C521S099000, C521S131000, C521S170000, C521S174000
Reexamination Certificate
active
07432312
ABSTRACT:
The purpose of the present invention is to provide a polyurethane foam that is excellent in adsorption property of odor and humidity and antibacterial property.Further, the purpose of the present invention is to provide the polyurethane foam that a user can recognize compounding of added agent such as deodorant and antibacterial agent in the polyurethane foam.The polyurethane foam of the present invention has carbon powder and/or inorganic antibacterial agent in it. Low resilience polyurethane foam is suitable as the polyurethane foam.
REFERENCES:
patent: 4839397 (1989-06-01), Lohmar et al.
patent: 4931479 (1990-06-01), Morgan
patent: 5418311 (1995-05-01), Schafer et al.
patent: 6204300 (2001-03-01), Kageoka et al.
patent: 6699917 (2004-03-01), Takashima
Grant & Hackh's Chemical Dictionary, (1987), p. 126.
1. China Patent Application entitled Method for Producing Shoe Material, Chinese Patent Application No. 200410031364. (CN1563158) The patent application appears to have been filed on (Mar. 16, 2004) and may have published much later. Japan Patent Abstract No. 2004-064005.
1. Japan Patent Reference JP 2001192307 of Jul. 17, 2001.
2. Japan Patent Reference JP 11286566 of Oct. 19, 1999.
3. Chinese Search Report from which 1&2 were reported.
Cooney John
Harrington Curtis L.
Harrington Kathy E.
Harrington & Harrington
Takashima Co., Ltd (Japan Corp)
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