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Legal status
Patent not validated
| (51) | INT.CL. | G02B 27/28 | |
| H01S 3/109 |
| (11) | Number of the document | 2605058 |
| (13) | Kind of document | T |
| (96) | European patent application number | 12187041.4 |
| Date of filing the European patent application | 2012-10-02 | |
| (97) | Date of publication of the European application | 2013-06-19 |
| (45) | Date of publication and mention of the grant of the patent | 2016-12-21 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 201113325620 | 2011-12-14 | US |
| (72) |
Stultz, Robert D., US
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| (73) |
Raytheon Company,
870 Winter Street, Waltham, MA 0245-1449,
US
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| (54) | Multi-stage lyot filter and method |
| Multi-stage lyot filter and method |