Rita S. McMinn

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Newark, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Staged feeding process for mixing polymers
- Patent number 5,889,112
- Issue date Mar 30, 1999
- E. I. Du Pont de Nemours and Company
- Chi-Kai Shih
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Low-melting tetrafluoroethylene copolymer and its uses
- Patent number 5,464,904
- Issue date Nov 7, 1995
- E. I. Du Pont de Nemours and Company
- George R. Chapman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Low-melting tetrafluorethylene copolymer and its uses
- Patent number 5,266,639
- Issue date Nov 30, 1993
- E. I. Du Pont de Nemours and Company
- George R. Chapman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for melt extrusion of polymers
- Patent number 5,089,200
- Issue date Feb 18, 1992
- E. I. DuPont de Nemours and Company
- George R. Chapman
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL