Granted Patent
Utility
US 5,812,437 · App. 08/541,562
Programmable logic unit for arithmetic, logic and equality functions
Inventors:
Stephen C. Purcell, John Thomson
Patented Case
View Patent ↗
Granted: Sep 22, 1998
Filed: Oct 10, 1995
Inventors
Stephen C. Purcell
John Thomson
Assignee (at issue)
Chromatic Research, 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.