Granted Patent
Utility
US 6,687,022 · App. 09/436,747
Multiple simultaneous access
Inventors:
Paul Lapstun, Simon Robert Walmsley, Kia Silverbrook
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Nov 9, 1999
Inventors
Paul Lapstun
Simon Robert Walmsley
Kia Silverbrook
Assignee (at issue)
Silverbrook Research Pty Ltd
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.