Granted Patent
Utility
US 5,420,153 · App. 08/303,304
Tetronic, thiotetronic and tetramic acid derivatives as phospholipase A.sub .
Inventors:
Guy A. Schiehser, Craig E. Caufield, Nancie A. Senko, Gregory F. VonBurg
Patented Case
View Patent ↗
Granted: May 30, 1995
Filed: Sep 8, 1994
Inventors
Guy A. Schiehser
Craig E. Caufield
Nancie A. Senko
Gregory F. VonBurg
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.