Granted Patent
Utility
US 5,753,729 · App. 08/665,041
Coating compositions stabilized against damage by light, heat, and oxygen
Inventors:
Andreas Valet, Jean-Luc Birbaum, Gerhard Rytz, Norbert Wurms
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Jun 7, 1996
Inventors
Andreas Valet
Jean-Luc Birbaum
Gerhard Rytz
Norbert Wurms
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.