IP Library › Granted Patent US 6,374,581
Granted Patent Utility
US 6,374,581 · App. 09/509,028

Feeder mechanism and hopper for two different types of cartons

Inventors: Jean-Christophe Bonnain, Jean-Jacques Dussart, Philippe Eblin
Patented Case View Patent ↗
Granted: Apr 23, 2002 Filed: May 26, 2000
Inventors
Jean-Christophe Bonnain
Jean-Jacques Dussart
Philippe Eblin
Assignee (at issue)
The Mead 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,374,581
App. No.
09/509,028
Filed
2000-05-26
Granted
2002-04-23
Kind
B1