CORNERSTONE RESEARCH
USPTO (United States) · Serial 74130372
- Status
- registered
- Status updated
- 12 April 2022
- Filing date
- 14 January 1991
- Registration date
- 24 December 1991
- Nice classification
- 42
- Owner
- CORNERSTONE RESEARCH, INC.
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74130372) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.