Granted Patent
Utility
US 4,692,445 · App. 06/929,592
Bicyclic benzenoid aminoalkylene ethers and thioethers, pharmaceutical compositions and use
Inventors:
Donald E. Kuhla, Henry F. Campbell, William L. Studt
Patented Case
View Patent ↗
Granted: Sep 8, 1987
Filed: Nov 12, 1986
Inventors
Donald E. Kuhla
Henry F. Campbell
William L. Studt
Assignee (at issue)
Rorer Pharmaceutical Corporation
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.