Granted Patent
Utility
US 6,809,859 · App. 10/299,208
Optical filter and fluorescence spectroscopy system incorporating the same
Inventors:
Turan Erdogan, Ligang Wang, Glenn Clarke
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Nov 19, 2002
Inventors
Turan Erdogan
Ligang Wang
Glenn Clarke
Assignee (at issue)
SEMROCK, INC.
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.