Granted Patent
Utility
US 4,520,196 · App. 06/524,479
.alpha.-Mercaptophenylacetic acid derivatives of imidazole-containing compounds and analogues thereof
Inventor:
Peter H. L. Wei
Patented Case
View Patent ↗
Granted: May 28, 1985
Filed: Aug 18, 1983
Inventor
Peter H. L. Wei
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.