CIRCUITWRITER
USPTO (United States) · Serial 74053771
- Status
- cancelled
- Status updated
- 24 August 2002
- Filing date
- 27 April 1990
- Registration date
- 19 November 1991
- Nice classification
- 9
- Owner
- SOPHIA SYSTEMS CO., LTD.
- Owner country
- JP
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74053771) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.