System and method for maintaining presence and communicating over a computer network using the HTTP protocol | Patent Number 07631087

US 07631087 B2
Application Number11619914
Publication NumberUS 20070112965 A1
Pendency2 years, 11 months, 9 days
Filled DateJan 4, 2007
Priority DateNov 17, 1999
Publication DateMay 17, 2007
Expiration DateDec 8, 2021
Inventor/ApplicantsPaul S. Eftis
Paul S. EFTIS
Oleg PANASHCHENKO
Oleg Panashchenko
ExaminesLUU, LE HIEN
Art Unit2454
Technology Center2400
Assignments
Rpx Corporation
Current
Planet Exchange Inc.
Original
Law Firm
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