Granted Patent
Utility
US 6,687,877 · App. 09/251,704
Web-based call center system with web document annotation
Inventors:
Chellury R. Sastry, Darrin P. Lewis, Arturo Pizano, Uwe Wrede, Michael Sassin, Shmuel Shaffer
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Feb 17, 1999
Inventors
Chellury R. Sastry
Darrin P. Lewis
Arturo Pizano
Uwe Wrede
Michael Sassin
Shmuel Shaffer
Assignees (at issue)
SIEMENS CORPORATION RESEARCH, INC.
Siemens Information and Communication Networks, 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.