OIL SANDS HEAVY OIL TECHNOLOGIES
USPTO (United States) · Serial 77611651
- Status
- cancelled
- Status updated
- 25 March 2016
- Filing date
- 11 November 2008
- Registration date
- 18 August 2009
- Nice classification
- 35
- Owner
- PENNWELL CORPORATION
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 77611651) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.