Granted Patent
Utility
US 6,308,381 · App. 09/598,295
Adjustable belt buckles
Inventor:
Porter C. Wilson
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Jun 21, 2000
Inventor
Porter C. Wilson
Assignee (at issue)
Sport Supply Group, 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.