DIAPARENE
USPTO (United States) · Serial 71556580
- Status
- cancelled
- Status updated
- 1 April 2016
- Filing date
- 8 May 1948
- Registration date
- 22 August 1950
- Nice classification
- 18
- Owner
- STERLING DRUG INC.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71556580) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.