Granted Patent
Utility
US 6,033,113 · App. 09/136,134
Seal for zipper-type plastic bags and the like
Inventor:
Brent Anderson
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: Aug 18, 1998
Inventor
Brent Anderson
Assignee (at issue)
CTI INDUSTRIES CORP.
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.