Granted Patent
Utility
US 6,705,149 · App. 10/154,227
Universal backup mandrel with retractable sleeve and shock absorbing means
Inventors:
Cristinel Cobzaru, Alan Myers
Patented Case
View Patent ↗
Granted: Mar 16, 2004
Filed: May 23, 2002
Inventors
Cristinel Cobzaru
Alan Myers
Assignee (at issue)
Huck Patents, 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.