Retrieving license, trustee, & application history for
K4TTO
K4TTO 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 |
|---|---|---|---|---|---|---|---|---|
| Mollnhauer Sr, Henry B | I - Individual | A - Advanced | 4 / FL | A - Active | 2017-08-03 | 2017-10-17 | 2027-10-24 |
Retrieving applications for
K4TTO
K4TTO 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- Two dates or purposes in one row mean the application was amended or withdrawn: the latest change is on top, the original underneath.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 |
|---|---|---|---|---|---|---|---|---|
| Tue 2026-05-12 | KR4MCD | 4 / SC | Marx, Kathleen A | 0012031587 I - Online |
MD - Modification | (none) | 2026-06-02 | D - Dismissed |
| Fri 2021-11-26 | KO4UWL | 4 / SC | Bickford, Wade E | 0009804754 I - Online |
AM - Amendment | (none) | 2021-12-14 | G - Granted |
| Wed 2000-01-26 | KG4FZF | 4 / SC | Jones, John J | 0000076678 M - Manual |
MD - Modification | 2000-02-04 | 2000-02-15 | G - Granted |