Retrieving license, trustee, & application history for
K4ZEN
K4ZEN is restricted to Technician class operators or higher.
Navigation:
- Scroll down to the applications that requested this callsign.
- An Entity Name opens everything filed under that licensee’s FCC Registration Number.
- A Grant Date opens all processing on that day; an Effective Date opens the license record.
Notes:
- Column headings link to an explanation of the column.
- A bold Applicant Type marks a vanity callsign assignment.
- Active licenses are listed first, then the rest by Effective Date, newest first.
| Entity Name | Applicant Type |
Licensee Class | Region / State | License Status |
Grant Date | Effective Date |
Cancel Date | Expire Date |
|---|---|---|---|---|---|---|---|---|
| Maenner, Marcus T | I - Individual | E - Amateur Extra | 4 / FL | A - Active | 2026-05-13 | 2026-05-13 | 2036-07-23 | |
| RINK, WILLIAM W | I - Individual | T - Technician | 4 / FL | E - Expired | 2004-01-21 | 2004-01-21 | 2016-03-23 | 2014-03-22 |
Retrieving applications for
K4ZEN
K4ZEN is restricted to Technician class operators or higher.
Navigation:
- An Applicant callsign opens that callsign’s history; an Entity Name opens the applicant’s history.
- A ULS File Number opens the application detail; a Receipt Date opens that day’s applications.
Notes:
- Two dates or purposes in one row mean the application was amended or withdrawn: the latest change is on top, the original underneath.
- “Granted” means the application was granted, not necessarily with this callsign.
- Receipt dates more than a month old have a gray background.
| Receipt Date |
Applicant Callsign | Region / State |
Entity Name | ULS File Number | Application Purpose |
Payment Date | Last Action Date |
Application Status |
|---|---|---|---|---|---|---|---|---|
| Mon 2025-07-21 | KR4FHC | 4 / KY | Baker, Eric W | 0011656152 I - Online |
MD - Modification | 2025-07-21 | 2025-08-08 | G - Granted |
| Wed 2020-08-19 | KO4GJW | 4 / VA | Gillespie, Scott R | 0009190071 I - Online |
AM - Amendment | (none) | 2020-09-09 | D - Dismissed |
| Tue 2016-07-05 | KD8JBD | 4 / FL | Maenner, Marcus T | 0007326241 I - Online |
MD - Modification | (none) | 2016-07-23 | G - Granted |
| Tue 2016-03-22 | KB9WXX | 4 / SC | FOWLER, MARK L | 0007182681 I - Online |
AM - Amendment | (none) | 2016-04-09 | G - Granted |