Granted Patent
Utility
US 6,195,660 · App. 09/340,538
On-line directory service
Inventors:
Dean Polnerow, James M. Canon, Jr., Lawrence Z. Warner, Bridget A. Halsey, Michael Adler
Patented Case
View Patent ↗
Granted: Feb 27, 2001
Filed: Jun 28, 1999
Inventors
Dean Polnerow
James M. Canon, Jr.
Lawrence Z. Warner
Bridget A. Halsey
Michael Adler
Assignee (at issue)
Switchboard Incorporated
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.