Granted Patent
Utility
US 6,777,085 · App. 10/126,243
Article and method of preparing pigments using multiple deposition sources
Inventors:
Alberto Argoitia, Roger W. Phillips, Ludvik Martinu, Jolanta Klemberg-Sapieha
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Apr 19, 2002
Inventors
Alberto Argoitia
Roger W. Phillips
Ludvik Martinu
Jolanta Klemberg-Sapieha
Assignee (at issue)
Optical Coating Laboratory, 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.