Granted Patent
Utility
US 6,043,603 · App. 09/068,942
Low-pressure discharge lamp having an angularly oriented support member bearing a mercury-containing coating and a getter coating
Inventor:
Erolf Weinhardt
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: May 21, 1998
Inventor
Erolf Weinhardt
Assignee (at issue)
Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH
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.