OPTO 22
USPTO (United States) · Serial 73064422
- Status
- registered
- Status updated
- 28 October 1997
- Filing date
- 29 September 1975
- Registration date
- 18 January 1977
- Nice classification
- 9
- Owner
- OPTO-22
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73064422) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.