Granted Patent
Utility
US 6,415,311 · App. 09/344,175
Sign extension circuit and method for unsigned multiplication and accumulation
Inventors:
Stephen C. Purcell, Nital Patwa
Patented Case
View Patent ↗
Granted: Jul 2, 2002
Filed: Jun 24, 1999
Inventors
Stephen C. Purcell
Nital Patwa
Assignee (at issue)
ATI International SRL
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.