|
|
|
|
|
Legal status
Patent not validated
| (51) | INT.CL. | G02B 6/036 | |
| C03C 13/04 | |||
| G02B 6/02 | |||
| C03B 37/00 | |||
| C03C 3/06 |
| (11) | Number of the document | 3435126 |
| (13) | Kind of document | T |
| (96) | European patent application number | 17770068.9 |
| Date of filing the European patent application | 2017-03-15 | |
| (97) | Date of publication of the European application | 2019-01-30 |
| (45) | Date of publication and mention of the grant of the patent | 2020-12-30 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2017/010322 |
| Date | 2017-03-15 |
| (87) | Number | WO 2017/164025 |
| Date | 2017-09-28 |
| (30) | Number | Date | Country code |
| 2016062061 | 2016-03-25 | JP |
| (72) |
SAKUMA Hirotaka, JP
TAMURA Yoshiaki, JP
MORITA Keisei, JP
|
| (73) |
Sumitomo Electric Industries, Ltd.,
5-33 Kitahama 4-chome Chuo-ku, Osaka-shi, Osaka 541-0041,
JP
|
| (54) | OPTICAL FIBER |
| OPTICAL FIBER |