Granted Patent
Utility
US 6,191,191 · App. 09/147,661
Polymerizable dental composition
Inventors:
Miho Harada, Kenichi Hino
Patented Case
View Patent ↗
Granted: Feb 20, 2001
Filed: Feb 9, 1999
Inventors
Miho Harada
Kenichi Hino
Assignee (at issue)
KURARAY CO., LTD.
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.