KLEEN-CHANGE
USPTO (United States) · Serial 74059366
- Status
- cancelled
- Status updated
- 25 August 1997
- Filing date
- 16 May 1990
- Registration date
- 19 February 1991
- Nice classification
- 11
- Owner
- Pall Corporation
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74059366) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.