SPHERIX
USPTO (United States) · Serial 72209299
- Status
- registered
- Status updated
- 13 January 1989
- Filing date
- 4 January 1965
- Registration date
- 24 May 1966
- Nice classification
- 31
- Owner
- PHOENIX PRECISION INSTRUMENT COMPANY, INC.
- Owner country
- -
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72209299) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.