- 专利标题: SYSTEM AND METHOD FOR IMPLEMENTING A TRANSFER OF CONTROL OF A COLLABORATIVE SESSION USING SIP PROTOCOL
-
申请号: EP10719169.4申请日: 2010-04-30
-
公开(公告)号: EP2428016B1公开(公告)日: 2020-02-05
- 发明人: ALLEN, Andrew , LUCAS BAKKER, Jan, Hendrik , BUCKLEY, Adrian , CORMIER, Jean-phillipe , KIM, Young, Ae
- 申请人: BlackBerry Limited
- 申请人地址: 2200 University Avenue East Waterloo, ON N2K 0A7 CA
- 专利权人: BlackBerry Limited
- 当前专利权人: BlackBerry Limited
- 当前专利权人地址: 2200 University Avenue East Waterloo, ON N2K 0A7 CA
- 代理机构: Hanna Moore + Curley
- 优先权: US175403P 20090504
- 国际公布: WO2010129426 20101111
- 主分类号: H04L29/06
- IPC分类号: H04L29/06 ; H04L29/08 ; H04L12/18
公开/授权文献
信息查询