SIRO
USPTO (United States) · Serial 73106154
- Status
- cancelled
- Status updated
- 25 October 1983
- Filing date
- 10 November 1976
- Registration date
- 31 May 1977
- Nice classification
- 10
- Owner
- Siemens Aktiengesellschaft
- Owner country
- DE
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73106154) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.