Inventor
KARYDAS ATHANASIOS
US23 patents
⚠️ This page may combine multiple inventors who share the name “KARYDAS ATHANASIOS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY CORP
18 patentsUS4997580AMar 5, 1991
Use of organic fluorochemical compounds with oleophobic and hydrophobic groups in crude oils as antideposition agents, and compositions thereof
CIBA GEIGY CORP65 citations96
US4946992AAug 7, 1990
Heteroatom containing perfluoroalkyl terminated neopentyl glycols and compositions therefrom
CIBA GEIGY CORP84 citations96
US4898981AFeb 6, 1990
Heteroatom containing perfluoroalkyl terminated neopentyl glycols and compositions therefrom
CIBA GEIGY CORP86 citations96
US4993448AFeb 19, 1991
Crude oil emulsions containing a compatible fluorochemical surfactant
CIBA GEIGY CORP65 citations94
US5459222AOct 17, 1995
UV-absorbing polyurethanes and polyesters
CIBA GEIGY CORP74 citations92
US5045624ASep 3, 1991
Heteroatom containing perfluoroalkyl terminated neopentyl glycols and compositions therefrom
CIBA GEIGY CORP43 citations92
US4921619AMay 1, 1990
Enhanced oil recovery through cyclic injection of fluorochemicals
CIBA GEIGY CORP54 citations92
US4876018AOct 24, 1989
Use of organic fluorochemical compounds with oleophobic and hydrophobic groups in asphaltenic crude oils as viscosity reducing agents
CIBA GEIGY CORP28 citations92
US4823873AApr 25, 1989
Steam mediated fluorochemically enhanced oil recovery
CIBA GEIGY CORP55 citations92
US4767545AAug 30, 1988
Use of organic fluorochemical compounds with oleophobic and hydrophobic groups in crude oils as antideposition agents, and compositions thereof
CIBA GEIGY CORP52 citations92
US5124467AJun 23, 1992
Perfluoroalkypolyoxyalkylpolysiloxane surfactants
CIBA GEIGY CORP26 citations91
US4836958AJun 6, 1989
Fluorinated cationic compounds
CIBA GEIGY CORP13 citations74
US4788292ANov 29, 1988
Perfluoroalkyl substituted benzotriazoles
CIBA GEIGY CORP12 citations74
US4769160ASep 6, 1988
Use of organic fluorochemical compounds with oleophobic and hydrophobic groups in asphaltenic crude oils as viscosity reducing agents
CIBA GEIGY CORP12 citations74
US4647284AMar 3, 1987
Sulfido- and sulfo-substituted perfluoroalkyl pyromellitates
CIBA GEIGY CORP7 citations74
US5057377AOct 15, 1991
Fluorinated silicon polymers
CIBA GEIGY CORP20 citations72
US5068397ANov 26, 1991
Tris-perfluoroalkyl terminated neopentyl alcohols and derivatives therefrom
CIBA GEIGY CORP11 citations71
US5120364AJun 9, 1992
Heteroatom containing perfluoroalkyl terminated neopentyl sulfates and salts thereof
CIBA GEIGY CORP6 citations59