MERSORB
USPTO (United States) · Serial 71448571
- Status
- registered
- Status updated
- 23 April 2022
- Filing date
- 12 November 1941
- Registration date
- 10 March 1942
- Nice classification
- 44
- Owner
- Mine Safety Appliances Company
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71448571) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.