MAGNIFYING MATH POWER
USPTO (United States) · Serial 74493231
- Status
- abandoned
- Status updated
- 14 June 1997
- Filing date
- 22 February 1994
- Registration date
- -
- Nice classification
- 38, 42
- Owner
- Public Broadcasting Service
- Owner country
- US
- Raw status code
- 606
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74493231) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.