Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

5-(Substituted-amino)-8-(phenyl or substituted-phenyl)-3H,6H-1,4,5A,8A-tetraazaacenaphthylen-3-ones and treatment of neural behavior disorders

US Patent 4916137 · Granted Apr 10, 1990

Estimated economic value: $5,172,000

Assignee

Inventors

View full patent text on Google Patents →