Granted Patent
Utility
US 5,284,362 · App. 07/855,078
Reinforced shelf filing folders
Inventors:
Theodore V. Kachel, Jonathan B. Rivlin, Lee A. Boy, Robert E. Hawes, Jr., Cheryl Dellacroce-Steinberg, Eric Aaldenberg, James J. Lynch
Patented Case
View Patent ↗
Granted: Feb 8, 1994
Filed: Mar 23, 1992
Inventors
Theodore V. Kachel
Jonathan B. Rivlin
Lee A. Boy
Robert E. Hawes, Jr.
Cheryl Dellacroce-Steinberg
Eric Aaldenberg
James J. Lynch
Assignee (at issue)
Esselte Pendaflex 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.