M MERRIMACK PHARMACEUTICALS
USPTO (United States) · Serial 76544846
- Status
- cancelled
- Status updated
- 12 November 2021
- Filing date
- 12 September 2003
- Registration date
- 4 October 2005
- Nice classification
- 42
- Owner
- Merrimack Pharmaceuticals, Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 76544846) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.