PFANNENBERG HEAT SINK
USPTO (United States) · Serial 76071997
- Status
- cancelled
- Status updated
- 16 May 2009
- Filing date
- 16 June 2000
- Registration date
- 17 September 2002
- Nice classification
- 9, 11
- Owner
- Otto Pfannenberg Elektro-Spezialgeratebau GmbH
- Owner country
- DE
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 76071997) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.