Granted Patent
Utility
US 6,472,467 · App. 09/422,573
Inorganic/organic compositions
Inventor:
Yi-Hung Chiao
Patented Case
View Patent ↗
Granted: Oct 29, 2002
Filed: Oct 21, 1999
Inventor
Yi-Hung Chiao
Assignee (at issue)
Dow Global Technologies LLC
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.