Granted Patent
Utility
US 5,515,030 · App. 08/045,642
Electronic seal
Inventors:
Howard Citron, Henry R. Baietto
Patented Case
View Patent ↗
Granted: May 7, 1996
Filed: Apr 9, 1993
Inventors
Howard Citron
Henry R. Baietto
Assignee (at issue)
NYNEX SCIENCE AND TECHNOLOGY, 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.