Granted Patent
Utility
US 5,976,239 · App. 08/784,302
Pigment with color dependent on viewing angle, method of making and use of same
Inventors:
Fritz Dannenhauer, Kaarl Holdik, Fritz Mezger
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Jan 16, 1997
Inventors
Fritz Dannenhauer
Kaarl Holdik
Fritz Mezger
Assignee (at issue)
Daimlerchrysler AG
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.