ERS
USPTO (United States) · Serial 74308452
- Status
- cancelled
- Status updated
- 10 September 2015
- Filing date
- 28 August 1992
- Registration date
- 7 September 1993
- Nice classification
- 16, 41
- Owner
- Educational Research Service, Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74308452) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.