PRESCRIPTION LEARNING
USPTO (United States) · Serial 73748432
- Status
- cancelled
- Status updated
- 8 April 1997
- Filing date
- 26 August 1988
- Registration date
- 25 April 1989
- Nice classification
- 41
- Owner
- PRESCRIPTION LEARNING CORPORATION
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73748432) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.