Granted Patent
Utility
US 6,581,206 · App. 09/439,645
Computer program language subset validation
Inventor:
Zhiqun Chen
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Nov 12, 1999
Inventor
Zhiqun Chen
Assignee (at issue)
Sun Microsystems 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.