Granted Patent
Utility
US 4,279,045 · App. 06/113,899
Corner pocket for securing mattress covers and the like
Inventor:
Joseph Vitale
Patented Case
View Patent ↗
Granted: Jul 21, 1981
Filed: Jan 21, 1980
Inventor
Joseph Vitale
Assignee (at issue)
PRF Corporation
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.