Inventor
PFRENGLE WALDEMAR
DE34 patents
⚠️ This page may combine multiple inventors who share the name “PFRENGLE WALDEMAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PFRENGLE WALDEMAR
9 patentsUS8962636B2Feb 24, 2015
Substituted quinazolines, the preparation thereof and the use thereof in pharmaceutical compositions
PFRENGLE WALDEMAR47 citations97
US8106060B2Jan 31, 2012
8-(3-amino-piperidin-1-yl)-xanthines, their preparation, and their use as pharmaceuticals
PFRENGLE WALDEMAR67 citations97
US8883800B2Nov 11, 2014
Substituted quinazolines, the preparation thereof and the use thereof in pharmaceutical compositions
PFRENGLE WALDEMAR28 citations92
US8637530B2Jan 28, 2014
8-(3-amino-piperidin-1-yl)-xanthines, their preparation, and their use as pharmaceuticals
PFRENGLE WALDEMAR27 citations92
US8883805B2Nov 11, 2014
Process for the preparation of chiral 8-(3-aminopiperidin-1-yl)-xanthines
PFRENGLE WALDEMAR28 citations91
US8541450B2Sep 24, 2013
Process for the preparation of chiral 8-(3-aminopiperidin-1yl)-xanthines
PFRENGLE WALDEMAR26 citations91
US9499546B2Nov 22, 2016
Process for the preparation of chiral 8-(3-aminopiperidin-1-yl)-xanthines
PFRENGLE WALDEMAR0 citations51
US8906931B1Dec 9, 2014
9-[4-(3-chloro-2-fluoro-phenylamino-7-methoxy-quinazoline-6-yloxy]-1,4-diaza-spiro[5.5]undecane-5-one dimaleate, use thereof as a medicament and method for the production thereof
PFRENGLE WALDEMAR0 citations51
US8101763B2Jan 24, 2012
Method for producing scopine esters
PFRENGLE WALDEMAR0 citations40
AMERICAN CYANAMID CO
8 patentsUS5994360ANov 30, 1999
Fungicidal 5-alkyl-triazolopyrimidines
AMERICAN CYANAMID CO61 citations96
US5986135ANov 16, 1999
Fungicidal trifluoromethylalkylamino-triazolopyrimidines
AMERICAN CYANAMID CO86 citations96
US6284762B1Sep 4, 2001
Fungicidal 6-(2-halo-4-alkoxyphenyl)-triazolopyrimidines
AMERICAN CYANAMID CO24 citations92
US6204269B1Mar 20, 2001
Fungicidal trifluoromethylalkylamino-triazolopyrimidines
AMERICAN CYANAMID CO29 citations92
US6020338AFeb 1, 2000
Fungicidal 7-alkyl-triazolopyrimidines
AMERICAN CYANAMID CO24 citations92
US5981534ANov 9, 1999
Fungicidal 6-(2,6-difluoro-4-alkoxyphenyl)-triazolopyrimidines
AMERICAN CYANAMID CO24 citations92
US5948783ASep 7, 1999
Fungicidal trifluoromethylalkylamino-triazolopyrimidines
AMERICAN CYANAMID CO30 citations92
US6277857B1Aug 21, 2001
Fungicidal 7-oxy-and 7-thio-substituted-triazolopyrimidines
AMERICAN CYANAMID CO7 citations74
BASF AG
6 patentsUS6632821B2Oct 14, 2003
Fungicidal 5-phenyl substituted 2-(cyanoamino) pyrimidines
BASF AG9 citations71
US7230104B2Jun 12, 2007
Fungicidal 5-phenyl substituted 2-(cyanoamino) pyrimidines
BASF AG3 citations60
USRE40332EMay 20, 2008
Fungicidal trifluoromethylalkylamino-triazolopyrimidines
BASF AG0 citations51
US7084146B2Aug 1, 2006
Fungicidal trifluoromethylalkylamino-triazolopyrimidines
BASF AG0 citations51
US6943252B2Sep 13, 2005
Fungicidal 5-phenyl substituted 2-(cyanoamino) pyrimidines
BASF AG1 citations50
US6747033B2Jun 8, 2004
Fungicidal triazolopyrimid-7-ylideneamines
BASF AG0 citations42
BOEHRINGER INGELHEIM INT
3 patentsUS7820815B2Oct 26, 2010
Process for the preparation of chiral 8-(-3-aminopiperidin-1-yl) xanthines
BOEHRINGER INGELHEIM INT76 citations97
US9199998B2Dec 1, 2015
Substituted quinazolines, the preparation thereof and the use thereof in pharmaceutical compositions
BOEHRINGER INGELHEIM INT25 citations92
US9751855B2Sep 5, 2017
Process for the preparation of chiral 8-(3-aminopiperidin-1-yl)-xanthines
BOEHRINGER INGELHEIM INT0 citations51