TWIN-CURVE
USPTO (United States) · Serial 73343776
- Status
- cancelled
- Status updated
- 28 December 1990
- Filing date
- 29 December 1981
- Registration date
- 7 August 1984
- Nice classification
- 9
- Owner
- Seidai Manufacturing 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 73343776) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.