CHEMASTER
USPTO (United States) · Serial 74649552
- Status
- cancelled
- Status updated
- 16 November 2002
- Filing date
- 21 March 1995
- Registration date
- 13 February 1996
- Nice classification
- 11
- Owner
- P-Ryton Corporation
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74649552) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.