Granted Patent
Utility
US 4,997,948 · App. 07/428,817
5-[(1- and 2-naphthalenyl) sulfonyl]-2,4-thiazolidinediones and derivatives thereof
Inventors:
Arie Zask, Ivo L. Jirkovsky
Patented Case
View Patent ↗
Granted: Mar 5, 1991
Filed: Oct 27, 1989
Inventors
Arie Zask
Ivo L. Jirkovsky
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.