OPTICAL DATA CORPORATION
USPTO (United States) · Serial 74339232
- Status
- cancelled
- Status updated
- 19 February 2016
- Filing date
- 11 December 1992
- Registration date
- 7 June 1994
- Nice classification
- 9
- Owner
- MCGRAW-HILL SCHOOL EDUCATION HOLDINGS LLC
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74339232) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.