Granted Patent
Utility
US 6,749,377 · App. 10/123,060
Process for edge-machining of optical lenses
Inventors:
Lutz Gottschald, Jochen Wagner
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Apr 15, 2002
Inventors
Lutz Gottschald
Jochen Wagner
Assignee (at issue)
Loh Optikmaschinen AG
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.