WELLMAN
USPTO (United States) · Serial 73030959
- Status
- cancelled
- Status updated
- 9 August 1983
- Filing date
- 3 September 1974
- Registration date
- 24 March 1981
- Nice classification
- 7
- Owner
- Sumitomo Metal Mining Company Limited
- Owner country
- JP
- Raw status code
- 713
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73030959) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.