DOWNHOLE SERVICES, INC.
USPTO (United States) · Serial 73179073
- Status
- cancelled
- Status updated
- 11 October 1989
- Filing date
- 21 July 1978
- Registration date
- 17 May 1983
- Nice classification
- 37
- Owner
- Downhole Services, Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73179073) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.