Granted Patent
Utility
US 5,878,422 · App. 08/833,763
System for virtually converting data in a field between first and second format by using hook routines
Inventors:
Yehuda Roth, Ossi Launer
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Apr 9, 1997
Inventors
Yehuda Roth
Ossi Launer
Assignee (at issue)
Viasoft, 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.