CPO
USPTO (United States) · Serial 73479656
- Status
- cancelled
- Status updated
- 19 April 1993
- Filing date
- 10 May 1984
- Registration date
- 14 October 1986
- Nice classification
- 9
- Owner
- Duquesne Systems Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73479656) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.