KEYSTONE
USPTO (United States) · Serial 74647308
- Status
- registered
- Status updated
- 6 October 2016
- Filing date
- 16 March 1995
- Registration date
- 15 October 1996
- Nice classification
- 40
- Owner
- KEYSTONE CARBON COMPANY
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74647308) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.