TANDEMS
USPTO (United States) · Serial 73228338
- Status
- cancelled
- Status updated
- 1 December 1987
- Filing date
- 20 August 1979
- Registration date
- 26 May 1981
- Nice classification
- 31
- Owner
- Ralston Purina Company
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73228338) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.