OZOTROL
USPTO (United States) · Serial 73446785
- Status
- cancelled
- Status updated
- 9 August 1993
- Filing date
- 5 October 1983
- Registration date
- 3 February 1987
- Nice classification
- 9
- Owner
- CANADIAN WATERWORKS & OZONE COMPANY LTD./COMPAGNIE CANADIENNE DES EAUX ET DE L'OZONE LTEE
- Owner country
- CA
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73446785) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.