Granted Patent
Utility
US 5,387,979 · App. 08/108,799
Spectrophotometric method and spectrophotometer for performing the method
Inventors:
Stefan Brauer, Rolf Castor, Anders Linge, Sven-Gunnar Olson
Patented Case
View Patent ↗
Granted: Feb 7, 1995
Filed: Aug 19, 1993
Inventors
Stefan Brauer
Rolf Castor
Anders Linge
Sven-Gunnar Olson
Assignee (at issue)
Siemens Elema AB
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.