HEMIDRIL
USPTO (United States) · Serial 78410635
- Status
- cancelled
- Status updated
- 4 May 2018
- Filing date
- 29 April 2004
- Registration date
- 2 October 2007
- Nice classification
- 7
- Owner
- National Oilwell Varco, L.P.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 78410635) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.