DSL
USPTO (United States) · Serial 74711527
- Status
- registered
- Status updated
- 22 December 2017
- Filing date
- 4 August 1995
- Registration date
- 29 April 1997
- Nice classification
- 9, 16
- Owner
- HEARING HEALTH CARE RESEARCH UNIT, UNIVERSITY OF WESTERN ONTARIO, THE
- Owner country
- CA
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74711527) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.