Granted Patent
Utility
US 6,589,657 · App. 09/945,262
Anti-reflection coatings and associated methods
Inventor:
Rand Dannenberg
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Aug 31, 2001
Inventor
Rand Dannenberg
Assignee (at issue)
VON ARDENNE Anlagentechnik GmbH
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.