Granted Patent
Utility
US 5,699,141 · App. 08/513,592
Progressive simultaneous vision optical lens for correcting presbyopia corresponding to a low addition
Inventors:
Pierre Monteil, Dominique Baude, Nicolas Chateau
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Aug 10, 1995
Inventors
Pierre Monteil
Dominique Baude
Nicolas Chateau
Assignee (at issue)
Essilor International (Compagnie Generale d'Optique)
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.