BIO CHEM
USPTO (United States) · Serial 73277256
- Status
- cancelled
- Status updated
- 10 April 1990
- Filing date
- 9 September 1980
- Registration date
- 29 November 1983
- Nice classification
- 5
- Owner
- Dews Company, Inc., The
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73277256) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.