Granted Patent
Utility
US 5,823,420 · App. 08/792,926
Push-tab hinge for a container closure apparatus
Inventors:
Michael Tokarski, C. Daniel Miller, Arthur W. Robichaud
Patented Case
View Patent ↗
Granted: Oct 20, 1998
Filed: Jan 21, 1997
Inventors
Michael Tokarski
C. Daniel Miller
Arthur W. Robichaud
Assignee (at issue)
Combibloc, 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.