MICROSIL GROUND SILICA
USPTO (United States) · Serial 71419456
- Status
- registered
- Status updated
- 24 February 2020
- Filing date
- 15 May 1939
- Registration date
- 9 January 1940
- Nice classification
- 1
- Owner
- STANDARD SILICA CORPORATION
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71419456) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.