Granted Patent
Utility
US 6,701,035 · App. 10/187,720
Electric-field actuated chromogenic materials based on molecules with a rotating middle segment for applications in photonic switching
Inventors:
Xiao-An Zhang, R. Stanley Williams, Kent D. Vincent
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Jul 1, 2002
Inventors
Xiao-An Zhang
R. Stanley Williams
Kent D. Vincent
Assignee (at issue)
Hewlett-Packard Development Company, L.P.
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.