C/STOL
USPTO (United States) · Serial 72311684
- Status
- registered
- Status updated
- 4 November 1992
- Filing date
- 8 November 1968
- Registration date
- 25 November 1969
- Nice classification
- 19
- Owner
- HELIO AIRCRAFT CORPORATION
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72311684) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.