Granted Patent
Utility
US 4,895,438 · App. 07/200,831
Eyeglass frame including shape-memory elements
Inventors:
Robert B. Zider, John F. Krumme
Patented Case
View Patent ↗
Granted: Jan 23, 1990
Filed: Jun 1, 1988
Inventors
Robert B. Zider
John F. Krumme
Assignee (at issue)
CVI/Beta Ventures, 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.