Universal Licensing System
501MD
Mad Dog Aviation Inc
License details
| ULS identifier | 209693 |
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| Call sign | 501MD |
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| Radio service | AC |
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| Status | E |
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| Grant date | 1999-05-13 |
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| Expiration | 2009-05-13 |
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| Cancellation | 2009-07-18 |
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| Source archive | l_aircr.zip |
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| Dataset refreshed | 2026-08-02 01:42:03 |
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Licensee
| Name | Mad Dog Aviation Inc |
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| Applicant type | C |
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| FRN | 0001571702 |
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| Location | Seattle, WA |
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| Address | 1300 Dexter Avenue, North, Suite 500, Seattle, WA, 98109 |
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License history
| Date | File or call sign | Action |
|---|
| 2009-07-18 | 501MD | LIEXP |
| 2009-02-16 | 501MD | LETRES |
| 1999-05-13 | 501MD | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 209693 | 2026-08-02 01:38:08 | Source Primary |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | 501MD | ULS 209693 | 2026-08-02 01:42:03 |
| Status | E | ULS 209693 | 2026-08-02 01:42:03 |
| Service | AC | ULS 209693 | 2026-08-02 01:42:03 |
| Grant Date | 1999-05-13 | ULS 209693 | 2026-08-02 01:42:03 |
| Expiration Date | 2009-05-13 | ULS 209693 | 2026-08-02 01:42:03 |
| Cancellation Date | 2009-07-18 | ULS 209693 | 2026-08-02 01:42:03 |