SIFOWORKS
USPTO (United States) · Serial 78764856
- Status
- cancelled
- Status updated
- 20 September 2013
- Filing date
- 1 December 2005
- Registration date
- 13 February 2007
- Nice classification
- 9
- Owner
- O2MICRO, INC.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 78764856) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.