Granted Patent
Utility
US 6,550,671 · App. 10/062,345
Cash register and method of accounting for cash transactions
Inventors:
Michael Wayne Brown, Rabindranath Dutta, Michael A. Paolini, Newton James Smith, Jr.
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Jan 31, 2002
Inventors
Michael Wayne Brown
Rabindranath Dutta
Michael A. Paolini
Newton James Smith, Jr.
Assignee (at issue)
International Business Machines 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.