BIO-CHECK
USPTO (United States) · Serial 74333389
- Status
- cancelled
- Status updated
- 2 December 2019
- Filing date
- 23 November 1992
- Registration date
- 29 July 1997
- Nice classification
- 9
- Owner
- DRAEGERWERK AG
- Owner country
- DE
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74333389) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.