RIKEN
USPTO (United States) · Serial 73378024
- Status
- cancelled
- Status updated
- 26 November 2005
- Filing date
- 3 August 1982
- Registration date
- 19 February 1985
- Nice classification
- 6
- Owner
- Kabushiki Kaisha Riken
- Owner country
- JP
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73378024) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.