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Thomas Czapla
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Urbandale, IA, US
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last 30 patents
Information
Patent Grant
Trypsin inhibitors with insecticidal properties obtained from Penta...
Patent number
6,525,175
Issue date
Feb 25, 2003
Pioneer Hi-Bred International, Inc.
Ruzhu Chen
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Trypsin inhibitors with insecticidal properties obtained from Penta...
Patent number
6,384,302
Issue date
May 7, 2002
Pioneer Hi-Bred International, Inc.
Ruzhu Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Proteins having insecticidal activities and method of use
Patent number
6,339,144
Issue date
Jan 15, 2002
Board of Regents for University of Oklahoma
Amy L. Cigan
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Protein having insecticidal activities and method of use
Patent number
6,057,491
Issue date
May 2, 2000
Borad of Regents for University of Oklahoma
Amy L. Cigan
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Trypsin inhibitors with insecticidal properties obtained from penta...
Patent number
5,981,722
Issue date
Nov 9, 1999
Board of Regents for the University of Oklahoma
Ruzhu Chen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Commercial production of aprotinin in plants
Patent number
5,824,870
Issue date
Oct 20, 1998
Chris Baszczynski
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Buchloe dactyloides extacts having insecticidal properties
Patent number
5,783,190
Issue date
Jul 21, 1998
Pioneer Hi-Bred International, Inc.
Thomas H. Czapla
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pentaclethra macroloba derived substances having insecticide, agglu...
Patent number
5,756,661
Issue date
May 26, 1998
Pioneer Hi-Bred International, Inc.
Karel R. Schubert
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pentaclethera macroloba protein having insecticidal properties
Patent number
5,672,680
Issue date
Sep 30, 1997
Pioneer Hi-Bred International, Inc.
Harold B. Rathburn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Larvicidal lectins and plant insect resistance based thereon
Patent number
5,407,454
Issue date
Apr 18, 1995
Pioneer Hi-Bred International, Inc.
Anthony Cavalieri
C07 - ORGANIC CHEMISTRY