HYDRASTAT
USPTO (United States) · Serial 73634587
- Status
- cancelled
- Status updated
- 22 August 1994
- Filing date
- 10 December 1986
- Registration date
- 16 February 1988
- Nice classification
- 9
- Owner
- ZELLWEGER USTER AG
- Owner country
- CH
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73634587) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.