OPTRODE
USPTO (United States) · Serial 73290307
- Status
- cancelled
- Status updated
- 17 January 2004
- Filing date
- 18 December 1980
- Registration date
- 12 April 1983
- Nice classification
- 9
- Owner
- Oriel Scientific Limited
- Owner country
- GB
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73290307) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.