Granted Patent
Utility
US 6,422,579 · App. 09/493,164
Adjustable size skate design
Inventor:
Shaun C. Lindblad
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Jan 27, 2000
Inventor
Shaun C. Lindblad
Assignee (at issue)
First Team Sports, 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.