PERMA-GRIT
USPTO (United States) · Serial 73640772
- Status
- cancelled
- Status updated
- 6 June 2008
- Filing date
- 21 January 1987
- Registration date
- 1 September 1987
- Nice classification
- 6
- Owner
- RAWLPLUG COMPANY, INC., THE
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73640772) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.