POROSTAR FILTER
USPTO (United States) · Serial 73441815
- Status
- registered
- Status updated
- 3 October 2014
- Filing date
- 31 August 1983
- Registration date
- 28 August 1984
- Nice classification
- 11
- Owner
- Haver & Boecker OHG
- Owner country
- DE
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73441815) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.