HAMP-OL
USPTO (United States) · Serial 72088989
- Status
- cancelled
- Status updated
- 23 February 2002
- Filing date
- 14 January 1960
- Registration date
- 14 February 1961
- Nice classification
- 6
- 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 72088989) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.