Granted Patent
Utility
US 6,420,451 · App. 09/735,269
Impact resistant UV curable hardcoatings
Inventors:
Shi Lin, Sunder Ram
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Dec 11, 2000
Inventors
Shi Lin
Sunder Ram
Assignee (at issue)
Sola International Holdings Ltd.
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.