OPTIGRAN
USPTO (United States) · Serial 73062835
- Status
- registered
- Status updated
- 25 April 2018
- Filing date
- 12 September 1975
- Registration date
- 11 April 1978
- Nice classification
- 1, 6
- Owner
- SKW GIESSEREI GMBH
- Owner country
- DE
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73062835) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.