DUPLEX
USPTO (United States) · Serial 71661760
- Status
- registered
- Status updated
- 30 October 2004
- Filing date
- 1 March 1954
- Registration date
- 25 January 1955
- Nice classification
- 21
- Owner
- ALTEC LANSING CORPORATION
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71661760) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.