NORSOPHEN
USPTO (United States) · Serial 73735549
- Status
- cancelled
- Status updated
- 2 March 2002
- Filing date
- 20 June 1988
- Registration date
- 21 February 1995
- Nice classification
- 1
- Owner
- ELF ATOCHEM S.A.
- Owner country
- FR
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73735549) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.