MINISPHERES
USPTO (United States) · Serial 73430173
- Status
- cancelled
- Status updated
- 20 March 2020
- Filing date
- 13 June 1983
- Registration date
- 9 October 1984
- Nice classification
- 1
- Owner
- W. R. GRACE & CO.-CONN
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73430173) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.