Granted Patent
Utility
US 5,906,829 · App. 08/822,721
Poultice comprising a titanium-based material
Inventor:
Yoshihiro Hirata
Patented Case
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Granted: May 25, 1999
Filed: Mar 24, 1997
Inventor
Yoshihiro Hirata
Assignee (at issue)
Phild 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.