Granted Patent
Utility
US 4,772,284 · App. 06/845,125
Breast prosthesis with improved biocompatibility and method of making the same
Inventors:
Steven R. Jefferies, Robert J. Spence
Patented Case
View Patent ↗
Granted: Sep 20, 1988
Filed: Mar 27, 1986
Inventors
Steven R. Jefferies
Robert J. Spence
Assignee (at issue)
Collagenix 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.