Granted Patent
Utility
US 5,493,348 · App. 08/392,443
Means for mounting a prescription lens accessory onto a pair of glasses
Inventors:
A. Glen Herald, Jr., John Chin
Patented Case
View Patent ↗
Granted: Feb 20, 1996
Filed: Feb 22, 1995
Inventors
A. Glen Herald, Jr.
John Chin
Assignee (at issue)
Crews, Inc.
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.