Granted Patent
Utility
US 4,686,213 · App. 06/896,998
Substituted 1,3,4,9-tetrahydropyrano(3,4-b)indole-1-acetic acids
Inventors:
Eckhardt S. Ferdinandi, Dominick Mobilio, Joseph Peter Sabatucci, Leslie G. Humber
Patented Case
View Patent ↗
Granted: Aug 11, 1987
Filed: Aug 15, 1986
Inventors
Eckhardt S. Ferdinandi
Dominick Mobilio
Joseph Peter Sabatucci
Leslie G. Humber
Assignee (at issue)
Amerimas Home Products, Inc.
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.