Granted Patent
Utility
US 6,800,355 · App. 10/204,287
Interlayers for laminated safety glass with superior de-airing and laminating properties and process for making the same
Inventor:
Bert C. Wong
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Aug 16, 2002
Inventor
Bert C. Wong
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.