Universal Licensing System
WDF4694
Advanced Seismic Technology, Inc.
License details
| ULS identifier | 3201897 |
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| Call sign | WDF4694 |
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| Radio service | SA |
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| Status | E |
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| Grant date | 2010-05-29 |
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| Expiration | 2020-05-29 |
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| Cancellation | 2020-08-01 |
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| Source archive | l_ship.zip |
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| Dataset refreshed | 2026-08-02 02:56:52 |
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Licensee
| Name | Advanced Seismic Technology, Inc. |
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| Applicant type | C |
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| FRN | 0019875962 |
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| Location | Houston, TX |
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| Address | 1500 City West Blvd., Suite 800, Houston, TX, 77042 |
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License history
| Date | File or call sign | Action |
|---|
| 2020-08-01 | WDF4694 | LIEXP |
| 2020-03-02 | WDF4694 | LETRES |
| 2010-05-29 | WDF4694 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3201897 | 2026-08-02 02:56:52 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WDF4694 | ULS 3201897 | 2026-08-02 02:56:52 |
| Status | E | ULS 3201897 | 2026-08-02 02:56:52 |
| Service | SA | ULS 3201897 | 2026-08-02 02:56:52 |
| Grant Date | 2010-05-29 | ULS 3201897 | 2026-08-02 02:56:52 |
| Expiration Date | 2020-05-29 | ULS 3201897 | 2026-08-02 02:56:52 |
| Cancellation Date | 2020-08-01 | ULS 3201897 | 2026-08-02 02:56:52 |