AIR-CHECK
USPTO (United States) · Serial 73528581
- Status
- cancelled
- Status updated
- 13 August 1992
- Filing date
- 25 March 1985
- Registration date
- 4 March 1986
- Nice classification
- 9
- Owner
- AIR QUALITY RESEARCH INTERNATIONAL, INC.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73528581) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.