HART-LOCK
USPTO (United States) · Serial 71636622
- Status
- registered
- Status updated
- 13 February 1995
- Filing date
- 3 February 1954
- Registration date
- 11 May 1954
- Nice classification
- 21
- Owner
- ARROW HART & HEGEMAN ELECTRIC COMPANY, THE
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71636622) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.