Granted Patent
Utility
US 5,008,403 · App. 07/447,961
Deacylative bromination process for the preparation of molluscicidal 2,4,5-tribromopyrrole-3-carbonitrile compounds
Inventor:
Venkataraman Kameswaran
Patented Case
View Patent ↗
Granted: Apr 16, 1991
Filed: Dec 7, 1989
Inventor
Venkataraman Kameswaran
Assignee (at issue)
American Cyanamid Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.