Granted Patent
Utility
US 4,929,246 · App. 07/263,277
Method for closing and sealing an artery after removing a catheter
Inventor:
Edward L. Sinofsky
Patented Case
View Patent ↗
Granted: May 29, 1990
Filed: Oct 27, 1988
Inventor
Edward L. Sinofsky
Assignee (at issue)
C. R. Bard, Inc.
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.