Granted Patent
Utility
US 6,272,691 · App. 09/657,953
Method and apparatus for holding a sleeve
Inventors:
Douglas A. Henricksen, Sandra J. Shidler
Patented Case
View Patent ↗
Granted: Aug 14, 2001
Filed: Sep 8, 2000
Inventors
Douglas A. Henricksen
Sandra J. Shidler
Assignee (at issue)
Promarx, 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.