BIOPURE
USPTO (United States) · Serial 77323745
- Status
- registered
- Status updated
- 10 December 2019
- Filing date
- 7 November 2007
- Registration date
- 18 August 2009
- Nice classification
- 4
- Owner
- Townsend Oil Company, Incorporated
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 77323745) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.