BLUE CHEK
USPTO (United States) · Serial 73361990
- Status
- cancelled
- Status updated
- 13 June 1990
- Filing date
- 28 April 1982
- Registration date
- 21 February 1984
- Nice classification
- 7
- Owner
- Calkins Technical Products, Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73361990) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.