CARBO-DUR
USPTO (United States) · Serial 71534048
- Status
- registered
- Status updated
- 27 June 2009
- Filing date
- 10 September 1947
- Registration date
- 23 November 1948
- Nice classification
- 1
- Owner
- PERMUTIT COMPANY INC., THE
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71534048) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.