Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for isolating 1-(alkoxyphenyl)-5-(phenyl)biguanide compounds from a crude, acid reaction mixture thereof

Process for isolating 1-(alkoxyphenyl)-5-(phenyl)biguanide compounds from a crude, acid reaction mixture thereof

US Patent 4235819 · Granted Nov 25, 1980

Estimated economic value: $1,277,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hydrazides2000
Photographic developing compositions and use thereof in the processing of photog1998
Photographic developing compositions and use thereof in the processing of photog1996
Compositions useful as dot promoting agents1993
Ethanedioic acid hydrazide compounds suitable for use in high contrast photograp1991
Apparatus for towing arrays of geophysical devices1988
Apparatus for towing arrays of geophysical devices1988
Compositions comprising ethane dioic acid hydrazide compounds and derivatives us1987
Fungicidal nitrilomethylidyne phenyl-acrylates and method of use1983
Fungicidal sulfur-containing phenyl esters and mixtures thereof1983
Fungicidal naphthylene diesters and mixtures thereof1983
Fungicidal biphenyl esters, mixtures thereof and method of use1982