Granted Patent
Utility
US 6,203,067 · App. 09/205,699
Linerless postage stamps with cancellation ink absorbing particles
Inventors:
Adele C. Shipston, David K. Rice, II
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Dec 4, 1998
Inventors
Adele C. Shipston
David K. Rice, II
Assignee (at issue)
Moore U.S.A., 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.