B.K
USPTO (United States) · Serial 71410477
- Status
- registered
- Status updated
- 12 September 2009
- Filing date
- 12 September 1938
- Registration date
- 7 February 1939
- Nice classification
- 4
- Owner
- ECOLAB INC.
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71410477) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.