Granted Patent
Utility
US 5,554,067 · App. 08/447,878
Frame holder for prescription glasses
Inventors:
Michel J. M. Lecerf, Raynald G. M. Longuet
Patented Case
View Patent ↗
Granted: Sep 10, 1996
Filed: May 23, 1995
Inventors
Michel J. M. Lecerf
Raynald G. M. Longuet
Assignee (at issue)
Buchmann Optical Engineering
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.