Granted Patent
Utility
US 6,812,438 · App. 10/680,096
Covering for protecting surfaces in general
Inventor:
Gianmaria Guidi
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Oct 8, 2003
Inventor
Gianmaria Guidi
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.