E COLI BAC
USPTO (United States) · Serial 73670639
- Status
- cancelled
- Status updated
- 24 October 1994
- Filing date
- 6 July 1987
- Registration date
- 19 April 1988
- Nice classification
- 5
- Owner
- NORDEN LABORATORIES, INC.
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73670639) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.