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Legal status
Patent not validated
| (51) | INT.CL. | C03B 23/035 | (2006.01) |
| B29D 11/00596 | (2013.01) | ||
| B29D 11/00 | (2006.01) | ||
| G02B 5/10 | (2013.01) | ||
| G02B 5/10 | (2006.01) | ||
| G02B 27/0101 | (2013.01) | ||
| G02B 27/01 | (2006.01) | ||
| G02B2027/011 | (2013.01) | ||
| G02B2027/013 | (2013.01) | ||
| C03B 23/0357 | (2013.01) |
| (11) | Number of the document | 3717415 |
| (13) | Kind of document | T |
| (96) | European patent application number | 18883784.3 |
| Date of filing the European patent application | 2018-11-30 | |
| (97) | Date of publication of the European application | 2020-10-07 |
| (45) | Date of publication and mention of the grant of the patent | 2023-03-01 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/KR2018/015088 |
| Date | 2018-11-30 |
| (87) | Number | WO 2019/108015 |
| Date | 2019-06-06 |
| (30) | Number | Date | Country code |
| 201762592588 P | 2017-11-30 | US |
| (72) |
CHAE, Kyubong , KR
HONG, Sunghwa , KR
JEE, Hongkeun , KR
KIM, Jonghwa , KR
LEE, Insu , KR
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| (73) |
1/4 Corning Incorporated ,
1 Riverfront Plaza, Corning, New York 14831,
US
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| (54) | VACUUM MOLD APPARATUS AND METHODS FOR FORMING CURVED MIRRORS |
| VACUUM MOLD APPARATUS AND METHODS FOR FORMING CURVED MIRRORS |