Granted Patent
Utility
US 4,786,189 · App. 07/115,308
Draw tape bag with two single wrap around draw tapes and method of manufacture
Inventors:
Kevin Broderick, Vernon C. Catchman, Fox J. Herrington, Shirley K. Johnston, Robert H. Olson, Donald Stell
Patented Case
View Patent ↗
Granted: Nov 22, 1988
Filed: Nov 2, 1987
Inventors
Kevin Broderick
Vernon C. Catchman
Fox J. Herrington
Shirley K. Johnston
Robert H. Olson
Donald Stell
Assignee (at issue)
Mobil Oil Corporation
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.