SONUS
USPTO (United States) · Serial 72390982
- Status
- registered
- Status updated
- 1 March 2023
- Filing date
- 3 May 1971
- Registration date
- 14 November 1972
- Nice classification
- 44
- Owner
- ENGLER ENGINEERING CORPORATION
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72390982) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.