Granted Patent
Utility
US 4,430,137 · App. 06/500,885
Paint mask and method
Inventor:
Wallace R. Jones
Patented Case
View Patent ↗
Granted: Feb 7, 1984
Filed: Jun 3, 1983
Inventor
Wallace R. Jones
Assignee (at issue)
The Excello Specialty Company
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.