Granted Patent
Utility
US 4,597,997 · App. 06/738,926
Foam paint set
Inventor:
Linda Weill
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: May 29, 1985
Inventor
Linda Weill
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.