SONO-LAYERGRAPH
USPTO (United States) · Serial 72393795
- Status
- registered
- Status updated
- 26 April 1993
- Filing date
- 2 June 1971
- Registration date
- 18 July 1972
- Nice classification
- 44
- Owner
- TOKYO SHIBAURA ELECTRIC CO. LTD.
- Owner country
- JP
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72393795) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.