BERKEFELD-FILTER
USPTO (United States) · Serial 72064453
- Status
- cancelled
- Status updated
- 1 April 2016
- Filing date
- 17 December 1958
- Registration date
- 12 September 1961
- Nice classification
- 31
- Owner
- BERKEFELD-FILTER GESELLSCHAFT UNDCELLER FILTERWERKE G.M.B.H.
- Owner country
- DE
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72064453) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.