Granted Patent
Utility
US 5,975,142 · App. 09/132,077
Removable closure system
Inventor:
Michael L. Wilson
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Aug 10, 1998
Inventor
Michael L. Wilson
Assignee (at issue)
TDW Delaware, 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.