Inventor

KOLLMEYER WILLY D

24 patents

⚠️ This page may combine multiple inventors who share the name “KOLLMEYER WILLY D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOLLMEYER WILLY D

SHELL OIL CO

Oxacycloalkane-alpha-(thio)carboxylic acid derivatives and use as plant growth regulators and herbicides

Oxabicycloalkane herbicides

3-Benzyl-3-azabicyclo(3.1.0)hexane-2,4-dione

Insecticidal 2,6-difluorobenzoyl derivatives of 4-substituted-1,3-thiazole-2-acetonitriles

Intermediates for oxabicycloalkane herbicides

Oxaspiro alkane and alkene ether herbicides

Phenyl esters of 3-methyl-2-(1-nitro-2-oxo-2-phenoxyethylidene)-1-imidazolidinecarboxylic acids

2-(Nitromethylene)-1,3-diazacycloalkane insect control agents

2-(Nitromethylene)-1,3-diazepines

2-(Nitromethylene)-hexahydropyrimidines

2-(Nitromethylene)-1,3-diazacycloalkane insect control agents

Certain substituted, 7-oxabicyclo[2.2.1]heptan-2-ols and -2-ones as intermediates

Herbicidal cyano-tetrahydrofuranylmethyl ether and cyano-tetrahydropyranylmethyl ether derivatives

Process for preparing 3-azabicyclo(3.1.0)hexane-2-carbonitrile

N-(Arylsulfonyl)-2-nitro-2-(1-methyl-2-(1,3-diazacycloalkylidene)acetamides

Preparation of nitroketene aminals

Insecticidal 1-acyl-3-substituted-2-(nitro(phenylthio)-methylene)imidazolidines

Spiro ether herbicides

Plant growth regulators

Beta-imidazolyl-alpha-(trifluoromethyl)ethenyl phosphates and insecticidal and miticidal use

2-Cyano-tetrahydrofuran-5-methanols

2-substituted-2-(acetoxyethyl) esters of (1-methyl-2-imidazolidinylidene) nitroacetic acid

Phenyl esters of (1-methyl-2-imidazolidinylidene)nitroacetic acids

DU PONT

Oxabicycloalkane herbicides