DUAL SPECTRUM
USPTO (United States) · Serial 74227491
- Status
- registered
- Status updated
- 23 July 2023
- Filing date
- 5 December 1991
- Registration date
- 6 April 1993
- Nice classification
- 9
- Owner
- HUGHES AIRCRAFT COMPANY
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74227491) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.