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Legal status
Patent not validated
| (51) | INT.CL. | G06F 21/62 | (2013.01) |
| G06F 21/604 | (2013.01) | ||
| G06F 21/51 | (2013.01) | ||
| G06F2221/2141 | (2013.01) | ||
| G06F 21/57 | (2013.01) | ||
| H04L 63/101 | (2013.01) | ||
| G06F 8/60 | (2018.01) | ||
| G06F 21/51 | (2013.01) | ||
| G06F 8/61 | (2018.01) | ||
| G06F 21/57 | (2013.01) | ||
| G06F 8/65 | (2018.01) | ||
| G06F 8/65 | (2013.01) | ||
| G06F 21/60 | (2013.01) | ||
| H04L 9/40 | (2022.01) |
| (11) | Number of the document | 3889814 |
| (13) | Kind of document | T |
| (96) | European patent application number | 19909433.5 |
| Date of filing the European patent application | 2019-12-20 | |
| (97) | Date of publication of the European application | 2021-10-06 |
| (45) | Date of publication and mention of the grant of the patent | 2023-04-19 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2019/050224 |
| Date | 2019-12-20 |
| (87) | Number | WO 2020/145100 |
| Date | 2020-07-16 |
| (30) | Number | Date | Country code |
| 2019003731 | 2019-01-11 | JP |
| (72) |
MUTO, Kenichiro , JP
NAKATSURU, Takeshi , JP
KINOSHITA, Kazumi , JP
YAMAKOSHI, Kimihiro , JP
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| (73) |
NIPPON TELEGRAPH AND TELEPHONE CORPORATION ,
5-1, Otemachi 1-chome,, Chiyoda-ku, Tokyo 100-8116,,
JP
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| (54) | UPDATE DEVICE AND UPDATE METHOD |
| UPDATE DEVICE AND UPDATE METHOD |