Granted Patent
Utility
US 6,310,623 · App. 09/086,358
Method for manual editing of a closed contour
Inventor:
Xiangmin Zhang
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: May 28, 1998
Inventor
Xiangmin Zhang
Assignee (at issue)
Scimed Life Systems, 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.