Granted Patent
Utility
US 5,352,715 · App. 08/101,333
Injectable ceramic compositions and methods for their preparation and use
Inventors:
Donald G. Wallace, Hugh McMullin, George H. Chu
Patented Case
View Patent ↗
Granted: Oct 4, 1994
Filed: Aug 2, 1993
Inventors
Donald G. Wallace
Hugh McMullin
George H. Chu
Assignee (at issue)
COLLAGEN 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.