MINING AND MINERAL RESOURCES RESEARCH INSTITUTE
USPTO (United States) · Serial 73634302
- Status
- abandoned
- Status updated
- 20 May 1988
- Filing date
- 8 December 1986
- Registration date
- -
- Nice classification
- 42
- Owner
- OFFICE OF MINERAL INSTITUTES, U.S. BUREAU OF MINES
- Owner country
- US
- Raw status code
- 602
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73634302) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.