DUAL SPEED
USPTO (United States) · Serial 72189772
- Status
- registered
- Status updated
- 4 March 2006
- Filing date
- 27 March 1964
- Registration date
- 1 June 1965
- Nice classification
- 23
- Owner
- DRESSER INDUSTRIES, INC.
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72189772) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.