DURALINER
USPTO (United States) · Serial 73115652
- Status
- cancelled
- Status updated
- 3 April 1984
- Filing date
- 14 February 1977
- Registration date
- 8 November 1977
- Nice classification
- 7
- Owner
- Weatherford/DMC, Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73115652) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.