SIGMACOLUMN
USPTO (United States) · Serial 73250640
- Status
- cancelled
- Status updated
- 26 April 1989
- Filing date
- 19 February 1980
- Registration date
- 30 November 1982
- Nice classification
- 9
- Owner
- Alfred Herbert Limited
- Owner country
- GB
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73250640) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.