DUOTONE
USPTO (United States) · Serial 71493333
- Status
- registered
- Status updated
- 29 October 1987
- Filing date
- 15 December 1945
- Registration date
- 17 June 1947
- Nice classification
- 36
- Owner
- DUOTONE COMPANY
- Owner country
- -
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71493333) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.