Declaration submission | Manual patent holder change | Declaration submission | Automatic patent import | Automatic patent import |
CN20101253436 | CN20101253436 | CN20101253436 | CN20101253436 | CN20101253436 |
12/08/2010 | 12/08/2010 | 12/08/2010 | 12/08/2010 | 12/08/2010 |
CN102378276 A 14/03/2012 | CN102378276 A 14/03/2012 | CN102378276 A 14/03/2012 | CN102378276 A 14/03/2012 | CN102378276 B 20/08/2014 CN102378276 A 14/03/2012 |
| | | Method and system of video call transfer between access networks, terminal and servers | Method and system of video call transfer between access networks, terminal and servers |
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CHINA | CHINA | CHINA | CHINA | CHINA |
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CN20101253436 | CN20101253436 | CN20101253436 | CN20101253436 | CN20101253436 |
UnknownCompany (CN20101253436) | Huawei Technologies Co., Ltd. | Huawei Technologies Co., Ltd. | Huawei Technologies Co., Ltd. | HUAWEI DEVICE CO LTD |
| CN20101253436 | X | CN20101253436 | CN20101253436 |
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