THIOSPORIN
USPTO (United States) · Serial 72138462
- Status
- cancelled
- Status updated
- 12 July 2003
- Filing date
- 23 February 1962
- Registration date
- 9 October 1962
- Nice classification
- 18
- Owner
- Burroughs Wellcome & Co. (U.S.A.) Inc.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72138462) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.