OPTIMAL HEARING
USPTO (United States) · Serial 85100440
- Status
- cancelled
- Status updated
- 10 November 2017
- Filing date
- 4 August 2010
- Registration date
- 5 April 2011
- Nice classification
- 44
- Owner
- Optimal Hearing Systems, Inc
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 85100440) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.