QLT PHOTOTHERAPEUTICS
USPTO (United States) · Serial 73765618
- Status
- cancelled
- Status updated
- 15 January 2016
- Filing date
- 25 November 1988
- Registration date
- 8 May 1990
- Nice classification
- 10
- Owner
- QUADRA LOGIC TECHNOLOGIES INC.
- Owner country
- CA
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73765618) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.