CONVIRON
USPTO (United States) · Serial 73638554
- Status
- cancelled
- Status updated
- 7 March 2009
- Filing date
- 6 January 1987
- Registration date
- 31 May 1988
- Nice classification
- 9
- Owner
- CONTROLLED ENVIRONMENTS LIMITED
- Owner country
- CA
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73638554) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.