Granted Patent
Utility
US 6,635,759 · App. 10/034,923
Luminescent 4-trifluoromethyl 1-2-quinolones with long wave UV absorption and the use thereof
Inventors:
Georg Uray, Karlheinz Niederreiter
Patented Case
View Patent ↗
Granted: Oct 21, 2003
Filed: Dec 31, 2001
Inventors
Georg Uray
Karlheinz Niederreiter
Assignee (at issue)
Georg Uray
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.