Granted Patent
Utility
US 6,247,692 · App. 09/291,145
Signature delivery apparatus including two rotating buckets
Inventors:
Karl P. Schaefer, Ingermar S. d'Agrella, Richard J. Fox
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: Apr 12, 1999
Inventors
Karl P. Schaefer
Ingermar S. d'Agrella
Richard J. Fox
Assignee (at issue)
QuadTech, 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.