Granted Patent
Utility
US 6,699,261 · App. 09/656,643
Blood vessel sealing system
Inventors:
Christopher U. Cates, William D. Knopf, Douglass G. Whitney
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Sep 7, 2000
Inventors
Christopher U. Cates
William D. Knopf
Douglass G. Whitney
Assignee (at issue)
CCH INCORPORATED
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.