Granted Patent
Utility
US 4,810,713 · App. 06/811,799
Arylalkyl-heterocyclic amines, n-substituted by aryloxyalkyl groups used in a method for allergy treatment
Inventors:
John M. Yanni, David A. Walsh
Patented Case
View Patent ↗
Granted: Mar 7, 1989
Filed: Dec 20, 1985
Inventors
John M. Yanni
David A. Walsh
Assignee (at issue)
A. H. Robins Company, Incorporated
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.