Granted Patent
Utility
US 6,816,310 · App. 10/291,452
Lens coating to reduce external fogging of scope lenses
Inventor:
John Cross
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Nov 8, 2002
Inventor
John Cross
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.