Granted Patent
Utility
US 5,442,838 · App. 08/262,117
Rolling action zipper profile and slider
Inventors:
Dale S. Richardson, Roger W. Smith
Patented Case
View Patent ↗
Granted: Aug 22, 1995
Filed: Jun 17, 1994
Inventors
Dale S. Richardson
Roger W. Smith
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.