HYDRO-PLASTIC
USPTO (United States) · Serial 71552380
- Status
- registered
- Status updated
- 3 November 1992
- Filing date
- 29 December 1947
- Registration date
- 26 September 1950
- Nice classification
- 12
- Owner
- SOUTHWESTERN PORTLAND CEMENT COMPANY
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71552380) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.