Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 061995/0247 | |
| Pages: | 3 |
| | Recorded: | 11/23/2022 | | |
| Conveyance: | NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS). |
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Total properties:
4
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Patent #:
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Issue Dt:
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11/21/2017
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Application #:
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15179098
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Filing Dt:
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06/10/2016
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Publication #:
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Pub Dt:
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03/02/2017
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Title:
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WAVEGUIDE-TYPE OPTICAL DIFFRACTION GRATING AND OPTICAL WAVELENGTH FILTER
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Patent #:
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Issue Dt:
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10/31/2017
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Application #:
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15377268
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Filing Dt:
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12/13/2016
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Publication #:
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Pub Dt:
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08/10/2017
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Title:
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OPTICAL MULTIPLEXING AND DE-MULTIPLEXING ELEMENT AND ARRAYED-WAVEGUIDE GRATING-TYPE OPTICAL WAVELENGTH FILTER
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Patent #:
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Issue Dt:
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03/12/2019
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Application #:
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15629312
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Filing Dt:
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06/21/2017
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Publication #:
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Pub Dt:
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03/29/2018
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Title:
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WAVELENGTH FILTER
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Patent #:
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Issue Dt:
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10/02/2018
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Application #:
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15838447
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Filing Dt:
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12/12/2017
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Publication #:
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Pub Dt:
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09/20/2018
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Title:
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OPTICAL WAVEGUIDE ELEMENT AND RECEIVING CIRCUIT
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Assignee
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| 1-7-12 TORANOMON, MINATO-KU |
| TOKYO, JAPAN 105-8460 |
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Correspondence name and address
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CPA GLOBAL LIMITED
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LIBERATION HOUSE
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CASTLE STREET
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ST HELIER, JE1 1BL JERSEY
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