Granted Patent
Utility
US 5,969,847 · App. 08/995,788
Method for sealing a laminated electrochromic device edge
Inventors:
Charles R. Coleman, Phillip C. Yu, David L. Backfisch
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Dec 22, 1997
Inventors
Charles R. Coleman
Phillip C. Yu
David L. Backfisch
Assignee (at issue)
PPG Industries Ohio, 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.