Inventor

RUETTIMANN AUGUST

CH22 patents

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

RUETTIMANN AUGUST

ROCHE VITAMINS INC

Process for making 4,4′-diketo-carotenoids

Process for the manufacture of a γ -acetoxy-tiglic aldehyde

Manufacture of polyene aldehydes

Process for manufacturing polyene aldehydes

Process for manufacturing polyene esters and acids

Process for the catalytic dealkoxylation of 1,1,3-trialkoxy-2-methyl-butane

Process for the manufacture of a gamma-halotiglic aldehyde

Method for the production of (3-alkoxycarbonyl-2-butenyl) triphenylphosphonium salts

Method for the production of (3-alkoxycarbonyl-2-butenyl) triphenylphosphonium salts

Cyclic dienol ethers

Process for manufacturing polyene esters and acids

Method for the production of (3-alkoxycarbonyl-2-butenyl) triphenylphosphonium salts

Process for producing 3-hydroxypropionitrile

HOFFMANN LA ROCHE

Process for the manufacture of quinone derivatives

Process for the manufacture of quinone derivatives

Alpha-tocopherol intermediates

Method for the production of (3-alkoxycarbonyl-2-butenyl)triphenylphosphonium salts

Alpha-tocopherol intermediates

DSM IP ASSETS BV

Synthesis of intermediates for the preparation of alpha-tocopherol

Manufacture of retinoids

Process for the manufacture of hydroxylated isoflavones

Manufacture of isoflavones