ISOPTAZID
USPTO (United States) · Serial 73659404
- Status
- cancelled
- Status updated
- 26 September 1994
- Filing date
- 7 May 1987
- Registration date
- 22 March 1988
- Nice classification
- 5
- Owner
- KNOLL AG
- Owner country
- DE
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73659404) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.