6 MAGIC SQUARES AND THE 5 C-U-B-E-S
USPTO (United States) · Serial 73407082
- Status
- cancelled
- Status updated
- 22 February 1993
- Filing date
- 23 December 1982
- Registration date
- 19 August 1986
- Nice classification
- 28
- Owner
- SANDEFUR, LOUIS R.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73407082) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.