Granted Patent
Utility
US 5,872,612 · App. 08/006,263
Dual-purpose nose pad insert assembly
Inventors:
Charles M. MacIntosh, Jr., Robert J. Woyton
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Jan 13, 1998
Inventors
Charles M. MacIntosh, Jr.
Robert J. Woyton
Assignee (at issue)
THE HILSINGER 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.