Granted Patent
Utility
US 6,440,491 · App. 09/607,216
Processes for forming transparent substrate with diffuser surface
Inventors:
Desaraju V. Varaprasad, Craig A. Dornan, Catherine A. Getz
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Jun 30, 2000
Inventors
Desaraju V. Varaprasad
Craig A. Dornan
Catherine A. Getz
Assignee (at issue)
Donnelly Corporation
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.