BIOFILTER
USPTO (United States) · Serial 74290722
- Status
- registered
- Status updated
- 3 August 2023
- Filing date
- 2 July 1992
- Registration date
- 26 October 1993
- Nice classification
- 11
- Owner
- WESTERN WATER INTERNATIONAL INC.
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74290722) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.