DOUBLETAG
USPTO (United States) · Serial 75878650
- Status
- cancelled
- Status updated
- 23 November 2012
- Filing date
- 22 December 1999
- Registration date
- 16 April 2002
- Nice classification
- 1, 5
- Owner
- Qiagen GmbH
- Owner country
- DE
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 75878650) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.