P

Inventor

DYROFF DAVID R

US25 patents
⚠️ This page may combine multiple inventors who share the name “DYROFF DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MONSANTO CO

23 patents
US5004558AApr 2, 1991

Sulfone peroxycarboxylic acids

MONSANTO CO81 citations95
US4824997AApr 25, 1989

Method for preparation of alkyl glycolates

MONSANTO CO28 citations86
US4824591AApr 25, 1989

Sulfone peroxycarboxylic acids

MONSANTO CO22 citations81
US4758369AJul 19, 1988

Sulfone peroxycarboxylic acids

MONSANTO CO17 citations81
US5324880AJun 28, 1994

Process for dehydrogenation of paraffin

MONSANTO CO17 citations74
US5185485AFeb 9, 1993

Process for preparing alkylbenzene

MONSANTO CO13 citations73
US4225685ASep 30, 1980

Preparation of polymeric acetal carboxylates using organoaluminum compounds

MONSANTO CO7 citations73
US4502923AMar 5, 1985

Production of high purity alkyl glyoxylate by plural stage distillation

MONSANTO CO7 citations72
US4542206ASep 17, 1985

Process for preparing polymeric acetal carboxylate compositions

MONSANTO CO3 citations63
US4303777ADec 1, 1981

Acetal carboxylic acid polymers

MONSANTO CO3 citations63
US5364959ANov 15, 1994

Sulfone peroxycarboxylic acids

MONSANTO CO2 citations62
US4600750AJul 15, 1986

Process for preparing polymeric acetal carboxylates

MONSANTO CO5 citations62
US4587033AMay 6, 1986

Polymeric acetal carboxylate compositions

MONSANTO CO3 citations62
US4226960AOct 7, 1980

Process for the preparation of polymeric acetal carboxylates

MONSANTO CO3 citations62
US4226959AOct 7, 1980

Process for the preparation of polymeric acetal carboxylates

MONSANTO CO2 citations62
US4302564ANov 24, 1981

Selectively controlling the hydrolytic stability of acetal carboxylate polymers

MONSANTO CO5 citations61
US4233422ANov 11, 1980

Process for stabilizing acetal carboxylate polymers using dialkyl sulfate

MONSANTO CO4 citations61
US4233423ANov 11, 1980

Stabilization of polymeric acetal carboxylates using an acetal

MONSANTO CO5 citations61
US4143125AMar 6, 1979

Calculus-inhibiting compositions and method

MONSANTO CO4 citations59
US4105756AAug 8, 1978

Inhibition of dental calculus

MONSANTO CO2 citations59
US4289753ASep 15, 1981

Calculus-inhibiting method and compositions

MONSANTO CO4 citations56
US4151271AApr 24, 1979

Oral compositions

MONSANTO CO3 citations51
US4130635ADec 19, 1978

Calculus inhibition

MONSANTO CO1 citations49

HUNTSMAN SPEC CHEM CORP

2 patents