OPTORAL
USPTO (United States) · Serial 74540423
- Status
- abandoned
- Status updated
- 21 December 1995
- Filing date
- 23 November 1993
- Registration date
- -
- Nice classification
- 5
- Owner
- SANDOZ AG (SANDOZ LTD., SANDOZ S.A.)
- Owner country
- CH
- Raw status code
- 606
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74540423) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.