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John Carl Steichen
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Landenberg, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for reducing a nitrogen oxide, and control the...
Patent number
8,323,574
Issue date
Dec 4, 2012
E I du Pont de Nemours and Company
John Carl Steichen
G01 - MEASURING TESTING
Information
Patent Grant
Method of detecting leaks of fluoroolefin compositions and sensors...
Patent number
8,070,355
Issue date
Dec 6, 2011
E. I. Du Pont de Nemours and Company
Barbara Haviland Minor
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of determining the components of a fluoroolefin composition,...
Patent number
8,058,070
Issue date
Nov 15, 2011
E. I. Du Pont de Nemours and Company
Barbara Haviland Minor
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Detectable refrigerant compositions and uses thereof
Patent number
7,779,668
Issue date
Aug 24, 2010
E. I. Du Pont de Nemours and Company
Thomas J. Leck
G01 - MEASURING TESTING
Information
Patent Grant
System and method for sensing and analyzing gases
Patent number
7,763,208
Issue date
Jul 27, 2010
E. I. Du Pont de Nemours and Company
John Carl Steichen
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for reducing a nitrogen oxide, and control the...
Patent number
7,575,931
Issue date
Aug 18, 2009
E. I. Du Pont de Nemours and Company
John Carl Steichen
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for controlling a gas-emitting process and rel...
Patent number
7,231,290
Issue date
Jun 12, 2007
E. I. Du Pont de Nemours and Company
John Carl Steichen
G01 - MEASURING TESTING
Information
Patent Grant
Method for detecting the presence of contaminants in a reusable pla...
Patent number
4,910,406
Issue date
Mar 20, 1990
E. I. Du Pont de Nemours and Company
Alan R. Craig
G01 - MEASURING TESTING
Information
Patent Grant
Analyzer for carbon dioxide in beverages
Patent number
4,745,794
Issue date
May 24, 1988
E. I. Du Pont de Nemours and Company
John C. Steichen
G01 - MEASURING TESTING
Information
Patent Grant
Method and system for accurately providing fluid blends
Patent number
4,427,298
Issue date
Jan 24, 1984
E. I. Du Pont de Nemours and Company
Edward J. Fahy
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
PROCESS AND DEVICE FOR COLLECTING NUCLEIC ACIDS OF MICROORGANISMS F...
Publication number
20120271043
Publication date
Oct 25, 2012
John Steichen
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
DETECTABLE REFRIGERANT COMPOSITIONS AND USES THEREOF
Publication number
20100251803
Publication date
Oct 7, 2010
E.I. du Pont de Nemours and Company
Donald Bernard Bivens
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND APPARATUS FOR REDUCING A NITROGEN OXIDE, AND CONTROL THE...
Publication number
20090304559
Publication date
Dec 10, 2009
E.I. du Pont de Nemours and Company
JOHN CARL STEICHEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Detectable Refrigerant Compositions and Uses Thereof
Publication number
20090189077
Publication date
Jul 30, 2009
E.I. du Pont de Nemours and Company
Donald Bernard Bivens
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF DETERMINING THE COMPONENTS OF A FLUOROOLEFIN COMPOSITION,...
Publication number
20080295580
Publication date
Dec 4, 2008
BARBARA HAVILAND MINOR
G01 - MEASURING TESTING
Information
Patent Application
Flexible Culture Medium Bag Containing Nutrient Concentrate
Publication number
20080268446
Publication date
Oct 30, 2008
John Carl Steichen
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
METHOD OF DETECTING LEAKS OF FLUOROOLEFIN COMPOSITIONS AND SENSORS...
Publication number
20080069177
Publication date
Mar 20, 2008
BARBARA HAVILAND MINOR
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Hand-held gas detector and method of gas detection
Publication number
20070243107
Publication date
Oct 18, 2007
D. Bruce Chase
G01 - MEASURING TESTING
Information
Patent Application
System and method for sensing and analyzing gases
Publication number
20070202012
Publication date
Aug 30, 2007
John Carl Steichen
G01 - MEASURING TESTING
Information
Patent Application
Detection of organisms using a media sachet and primer directed nuc...
Publication number
20060275798
Publication date
Dec 7, 2006
John C. Steichen
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
Flexible culture medium bag containing nutrient concentrate
Publication number
20060240458
Publication date
Oct 26, 2006
John Carl Steichen
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
Detectable refrigerant compositions and uses thereof
Publication number
20050211949
Publication date
Sep 29, 2005
Donald Bernard Bivens
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for reducing a nitrogen oxide, and control the...
Publication number
20040063210
Publication date
Apr 1, 2004
John Carl Steichen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for improving a chemo/electro-active material
Publication number
20040055899
Publication date
Mar 25, 2004
Patricia A. Morris
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for controlling a gas-emitting process and rel...
Publication number
20040039514
Publication date
Feb 26, 2004
John Carl Steichen
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES