PWT
USPTO (United States) · Serial 73239385
- Status
- cancelled
- Status updated
- 3 September 1988
- Filing date
- 15 November 1979
- Registration date
- 12 January 1982
- Nice classification
- 42
- Owner
- Otis Engineering Corporation
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73239385) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.