PLEXONAL
USPTO (United States) · Serial 71616645
- Status
- registered
- Status updated
- 5 April 1993
- Filing date
- 18 July 1951
- Registration date
- 1 July 1952
- Nice classification
- 18
- Owner
- SANDOZ CHEMICAL WORKS, INC.
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71616645) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.