PIFAX
USPTO (United States) · Serial 73195022
- Status
- cancelled
- Status updated
- 28 May 2001
- Filing date
- 29 November 1978
- Registration date
- 20 May 1980
- Nice classification
- 9
- Owner
- E. I. DU PONT DE NEMOURS AND COMPANY
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73195022) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.