DUO-AIRE
USPTO (United States) · Serial 73239266
- Status
- registered
- Status updated
- 15 September 2022
- Filing date
- 15 November 1979
- Registration date
- 23 March 1982
- Nice classification
- 11
- Owner
- Duo-Aire, Inc.
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73239266) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.