Granted Patent
Utility
US 5,880,559 · App. 08/857,242
Electrodes and lamps
Inventors:
Neil Anthony Fox, Peter Michael Tyler
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: May 16, 1997
Inventors
Neil Anthony Fox
Peter Michael Tyler
Assignee (at issue)
Smiths Industries Public Limited Company
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.