Granted Patent
Utility
US 4,708,652 · App. 06/810,604
Apatite composite ceramics
Inventors:
Takamitsu Fujiu, Masaaki Mochida, Makoto Ogino
Patented Case
View Patent ↗
Granted: Nov 24, 1987
Filed: Dec 19, 1985
Inventors
Takamitsu Fujiu
Masaaki Mochida
Makoto Ogino
Assignee (at issue)
Nippon Kogaku K.K.
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.