POLYFIBRON
USPTO (United States) · Serial 72092153
- Status
- cancelled
- Status updated
- 1 April 2016
- Filing date
- 4 March 1960
- Registration date
- 25 October 1960
- Nice classification
- -
- Owner
- W. R. Grace & Co.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72092153) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.