IOT
USPTO (United States) · Serial 74221998
- Status
- cancelled
- Status updated
- 6 September 2003
- Filing date
- 13 November 1991
- Registration date
- 1 December 1992
- Nice classification
- 9
- Owner
- IOT Entwicklungsgesellschaft fur Integrierte Optik-Technologie mbH
- Owner country
- DE
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74221998) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.