Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

.alpha.-(2,3-Di(C.sub.1 -C.sub.4 alkoxy)ethylamino)-.beta.-cyanostyrene and .beta.-nitrostyrene compounds useful as intermediates in the preparation of insecticidal, acaricidal and nematicidal arylpyrroles and method for the preparation thereof

US Patent 4857651 · Granted Aug 15, 1989

Estimated economic value: $2,215,000

Assignee

Inventors

View full patent text on Google Patents →