Granted Patent
Utility
US 6,240,168 · App. 09/182,828
Method and apparatus for controlling a computer to implement telephone functions with a displayed telephone of variable size
Inventors:
Michael Stanford, Ronald Scott Langham
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Oct 29, 1998
Inventors
Michael Stanford
Ronald Scott Langham
Assignee (at issue)
Picazo Communications
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.