PURTROPIN
USPTO (United States) · Serial 73669718
- Status
- cancelled
- Status updated
- 22 August 1994
- Filing date
- 29 June 1987
- Registration date
- 16 February 1988
- Nice classification
- 5
- Owner
- GENENTECH, INC.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73669718) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.