PROSTIGMIN
USPTO (United States) · Serial 71322016
- Status
- cancelled
- Status updated
- 2 May 2016
- Filing date
- 11 December 1931
- Registration date
- 10 May 1932
- Nice classification
- 18
- Owner
- HOFFMANN-LA ROCHE, INC.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71322016) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.