Granted Patent
Utility
US 6,092,089 · App. 08/891,861
Augmenting comment field of postscript files to enable document management
Inventors:
L. Corning Lahey, Arthur R. Roberts, Robert W. Peverly, Mahesh Viswanathan
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Jul 9, 1997
Inventors
L. Corning Lahey
Arthur R. Roberts
Robert W. Peverly
Mahesh Viswanathan
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.