Material and method for manufacturing plastic parts

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6632525
SERIAL NO

09685444

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A plastic particle is formed of a plastic material having at least one integral protruding ring disposed on its outer surface. The ring may be continuous or intermittent around a perimeter of the plastic particle. Preferably, the particles have an outer diameter in the range of 0.007 inches to 0.040 inches.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
COVESTRO LLCPITTSBURGH, PA273
TEXTRON AUTOMOTIVE COMPANY INC.TROY, MI17

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Farrington, Stephen D Kingston, NH 6 60
Mazzochi, Kenneth J Dover, NH 1 2

Cited Art Landscape

Patent Info (Count) # Cites Year
 
COLLINS & AIKMAN AUTOMOTIVE INTERIORS, LLC (1)
4878827 Plastic shell for foam moldings 22 1988
 
DAVIDSON RUBBER COMPANY, INC. (1)
4389177 Modular slush molding machine 22 1981
 
COVESTRO LLC (1)
5597586 Underwater pelletizer die system for forming multisize thermoplastic pellets 18 1995
 
Ex-Cell-O Corporation (3)
4623503 Slush molding method with selective heating of mold by air jets 41 1984
4621995 Multiple zone heating of molds 28 1985
4722678 Rotational mold with valved charge box 21 1987
 
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV (1)
* 4621022 Expandable plastics granular material having at least one orifice 28 1986
 
BAYER MATERIALSCIENCE LLC (4)
5525274 Process for manufacturing plastic microspheres 7 1994
5525284 Process for manufacturing plastic parts 17 1995
5654102 Material for manufacturing plastic parts 5 1995
* 5998030 Material for manufacturing plastic parts 7 1997
 
KRAUSS-MAFFEI AG (1)
4979888 Apparatus for molding an article from a fusible synthetic resin 23 1989
 
GALA INDUSTRIES, INC. (1)
4728276 Underwater pelletizer 57 1986
 
DAVIDSON TEXTRON INC. (3)
4923657 Method for making plastic parts 26 1988
5046941 Apparatus for molding multicolor thin wall plastic shell 9 1989
5106285 Air and water delivery system for a shell mold 22 1991
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
INTERNATIONAL AUTOMOTIVE COMPONENTS GROUP NORTH AMERICA, INC. (1)
8129015 Modified moldable urethane with tunable haptics 1 2009
 
GREEN MATERIALS, LLC (1)
* 8535591 Process for preparing biodegradable articles 0 2007
* Cited By Examiner