CHEMAX
USPTO (United States) · Serial 73625958
- Status
- abandoned
- Status updated
- 11 April 1988
- Filing date
- 20 October 1986
- Registration date
- -
- Nice classification
- 1
- Owner
- E. I. DU PONT DE NEMOURS AND COMPANY
- Owner country
- US
- Raw status code
- 604
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73625958) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.