CALK-SCREW
USPTO (United States) · Serial 73002228
- Status
- registered
- Status updated
- 27 August 2005
- Filing date
- 28 September 1973
- Registration date
- 26 November 1974
- Nice classification
- 6
- Owner
- W. H. MAZE COMPANY
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73002228) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.