Inventor
PEARSON NORMAN R
US22 patents
⚠️ This page may combine multiple inventors who share the name “PEARSON NORMAN R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DOW CHEMICAL CO
15 patentsUS4818273AApr 4, 1989
Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides, compositions containing them, and their utility as herbicides
DOW CHEMICAL CO28 citations92
US4605433AAug 12, 1986
1,2,4-triazolo[1,5-a]-1,3,5-triazine-2-sulfonamides and compositions and methods of controlling undesired vegetation
DOW CHEMICAL CO22 citations82
US4755212AJul 5, 1988
Novel substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides and compositions and method for inhibiting pollen formation in corn
DOW CHEMICAL CO15 citations81
US4740233AApr 26, 1988
Substituted 1,2,4-triazolo[1,5-a]-pyrimidine-2-sulfonamides and compositions and methods of controlling undesired vegetation and suppressing the nitrification of ammonium nitrogen in soil
DOW CHEMICAL CO20 citations81
US4685958AAug 11, 1987
Sulfonamides derived from substituted 2-amino-1,2,4-triazolo[1,5-a]-1,3,5-triazines and compositions and methods of controlling undesired vegetation
DOW CHEMICAL CO15 citations74
US4904301AFeb 27, 1990
5-Fluoromethyl-1,2,4-triazolo(1,5-A)-pyrimidines
DOW CHEMICAL CO8 citations73
US4954163ASep 4, 1990
Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonamides, compositions containing them, and their utility as herbicides
DOW CHEMICAL CO16 citations71
US4979981ADec 25, 1990
5-fluoromethyl-1,2,4-triazolo[1,5,-a]-pyrimidine-2-sulfonamides
DOW CHEMICAL CO3 citations62
US4886883ADec 12, 1989
Substituted 1,2,4-triazolo[1,5-a]pyrimidine-2-sulfonyl chlorides
DOW CHEMICAL CO5 citations62
US4741764AMay 3, 1988
Substituted 1,2,4-triazolo[1,5-a]-pyrimidine-2-sulfonamides and compositions and methods of controlling undesired vegetation and inhibiting sugar beet bolting
DOW CHEMICAL CO4 citations62
US4983772AJan 8, 1991
2,6-disubstituted anilines
DOW CHEMICAL CO4 citations60
US4799952AJan 24, 1989
Herbicidal imidazolo(1,2-a)pyrimidine-2-sulfonanilides
DOW CHEMICAL CO4 citations59
US4731446AMar 15, 1988
Imidazo[1,2-a]pyrimidine sulfonic acids and acid halides
DOW CHEMICAL CO6 citations59
US5015286AMay 14, 1991
7-ethoxy-5-fluoromethyl-1,2,4-triazolo[1,5-a]-pyrimidine-2-sulfonamides
DOW CHEMICAL CO1 citations51
US4959473ASep 25, 1990
7-ethoxy-5-fluoromethyl-1,2,4-triazole[1,5-a]-pyrimidine-2-sulfonamindes
DOW CHEMICAL CO1 citations51
DOW AGROSCIENCES LLC
4 patentsUS6265424B1Jul 24, 2001
3-(substituted phenyl)-5-thienyl-1,2,4-triazole compounds with activity against whitefly
DOW AGROSCIENCES LLC14 citations71
US6329528B1Dec 11, 2001
Process for preparing 3-(substituted phenyl)-5-thienyl or furyl)-1,2,4-triazoles and novel intermediates utilized therein
DOW AGROSCIENCES LLC1 citations51
US10278394B2May 7, 2019
Compounds derived from herbicidal carboxylic acids and tetraalkylammonium or (arylalkyl)trialkylammonium hydroxides
DOW AGROSCIENCES LLC0 citations49
US9839217B2Dec 12, 2017
Compounds derived from herbicidal carboxylic acids and tetraalkylammonium or (arylalkyl)trialkylammonium hydroxides
DOW AGROSCIENCES LLC0 citations49