Granted Patent
Utility
US 5,625,833 · App. 08/406,818
Document annotation & manipulation in a data processing system
Inventors:
Stephen R. Levine, Alex J. Harui, Chia-Chuan Hsiao, Karen Donoghue, Michael W. Schirpke
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Mar 20, 1995
Inventors
Stephen R. Levine
Alex J. Harui
Chia-Chuan Hsiao
Karen Donoghue
Michael W. Schirpke
Assignee (at issue)
Wang Laboratories, 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.