Granted Patent
Utility
US 6,500,410 · App. 09/937,013
Sun protection agents
Inventors:
Ute Griesbach, Rolf Wachter, Bernd Fabry, Michael Heyer, Rolf Engstad
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Jan 25, 2002
Inventors
Ute Griesbach
Rolf Wachter
Bernd Fabry
Michael Heyer
Rolf Engstad
Assignee (at issue)
Biotec Pharmacon Asa
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.