CHALEN EDU-SYSTEMS
USPTO (United States) · Serial 74007342
- Status
- cancelled
- Status updated
- 4 August 1998
- Filing date
- 4 December 1989
- Registration date
- 28 January 1992
- Nice classification
- 16
- Owner
- LENZEN, CHARLOTTE
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74007342) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.