Granted Patent
Utility
US 5,404,244 · App. 07/866,606
Electrochromic structures and methods
Inventors:
John E. Van Dine, V. D. Parkhe, Lisa Klein, Forrest A. Trumbore
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Apr 10, 1992
Inventors
John E. Van Dine
V. D. Parkhe
Lisa Klein
Forrest A. Trumbore
Assignee (at issue)
Sun Active Glass Electrochromics, 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.