PBZ
USPTO (United States) · Serial 71506984
- Status
- cancelled
- Status updated
- 19 January 1989
- Filing date
- 7 August 1946
- Registration date
- 30 March 1948
- Nice classification
- 18
- Owner
- Ciba Pharmaceutical Products, Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71506984) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.