SULFUSORB
USPTO (United States) · Serial 73780141
- Status
- registered
- Status updated
- 15 November 2019
- Filing date
- 13 February 1989
- Registration date
- 10 October 1989
- Nice classification
- 1
- Owner
- CALGON CARBON CORPORATION
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73780141) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.