ENVIROFILTER
USPTO (United States) · Serial 75940329
- Status
- cancelled
- Status updated
- 4 July 2008
- Filing date
- 21 February 2000
- Registration date
- 2 October 2001
- Nice classification
- 11
- Owner
- Earthtek Environmental Systems, Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 75940329) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.