PERMA FILTER
USPTO (United States) · Serial 75440237
- Status
- cancelled
- Status updated
- 29 July 2011
- Filing date
- 25 February 1998
- Registration date
- 26 December 2000
- Nice classification
- 7
- Owner
- Royal Appliance Mfg. Co.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 75440237) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.