IOP
USPTO (United States) · Serial 74228677
- Status
- registered
- Status updated
- 31 August 2023
- Filing date
- 9 December 1991
- Registration date
- 8 September 1992
- Nice classification
- 41
- Owner
- INSTITUTE OF PHYSICS
- Owner country
- GB
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74228677) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.