KETJENSIL
USPTO (United States) · Serial 72258236
- Status
- registered
- Status updated
- 1 November 1987
- Filing date
- 8 November 1966
- Registration date
- 1 August 1967
- Nice classification
- 6
- Owner
- KONINKLIJKE ZWAVELZUURFABRIEKEN V/H KETJEN N.V.
- Owner country
- NL
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72258236) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.