PSI-4000
USPTO (United States) · Serial 73285840
- Status
- abandoned
- Status updated
- 17 August 1983
- Filing date
- 14 November 1980
- Registration date
- -
- Nice classification
- 10
- Owner
- Bion Corporation
- Owner country
- US
- Raw status code
- 604
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73285840) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.