Granted Patent
Utility
US 5,269,750 · App. 07/901,801
Tip unit for fluid transfer surgical handpiece
Inventors:
David H. Grulke, Jeffery D. Arnett
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Jun 22, 1992
Inventors
David H. Grulke
Jeffery D. Arnett
Assignee (at issue)
STRYKER CORPORATION
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.