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USPTO (United States) · Serial 73226827
- Status
- cancelled
- Status updated
- 7 October 1987
- Filing date
- 9 August 1979
- Registration date
- 7 April 1981
- Nice classification
- 16
- Owner
- Litton Educational Publishing, Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73226827) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.