BI-LEVEL
USPTO (United States) · Serial 74408901
- Status
- registered
- Status updated
- 7 January 2015
- Filing date
- 6 July 1993
- Registration date
- 24 January 1995
- Nice classification
- 10
- Owner
- PURITAN-BENNETT CORPORATION
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74408901) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.