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Teisinis statusas
Patentas neįsigaliojo (pagal EPK)
| (51) | INT.CL. | C03C 3/068 | |
| C03C 3/23 | |||
| G02B 1/00 |
| (11) | Patento numeris | 3321237 |
| (13) | Dokumento rūšis | T |
| (96) | Europos patento paraiškos numeris | 16820985.6 |
| Europos patento paraiškos padavimo data | 2016-05-19 | |
| (97) | Europos patento paraiškos paskelbimo data | 2018-05-16 |
| (45) | Paskelbimo apie Europos patento išdavimą data | 2021-03-10 |
| (46) | Apibrėžties vertimo paskelbimo data |
| (86) | Numeris | PCT/JP2016/002450 |
| Data | 2016-05-19 |
| (87) | Numeris | WO 2017/006505 |
| Data | 2017-01-12 |
| (30) | Numeris | Data | Šalis |
| 2015136321 | 2015-07-07 | JP |
| (72) |
TSUCHIYA, Koichi, JP
YUKI, Toshinori, JP
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| (73) |
Sumita Optical Glass, Inc.,
4-7-25, Harigaya Urawa-ku, Saitama-shi 330-8565,
JP
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| (54) | OPTICAL GLASS, GLASS PREFORM AND OPTICAL COMPONENT |
| OPTICAL GLASS, GLASS PREFORM AND OPTICAL COMPONENT |