Granted Patent
Utility
US 5,503,483 · App. 08/325,798
Portable sign printer
Inventors:
Alfred J. Petteruti, Steven F. Petteruti, Robert A. Petteruti, Majid Amani, Ralph Almonte
Patented Case
View Patent ↗
Granted: Apr 2, 1996
Filed: Oct 19, 1994
Inventors
Alfred J. Petteruti
Steven F. Petteruti
Robert A. Petteruti
Majid Amani
Ralph Almonte
Assignee (at issue)
Comtec Information Systems, 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.