DUOCEL
USPTO (United States) · Serial 73283272
- Status
- registered
- Status updated
- 10 October 2014
- Filing date
- 24 October 1980
- Registration date
- 18 December 1984
- Nice classification
- 6, 17
- Owner
- Energy Research and Generation, Inc.
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73283272) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.