CHRONOPHYLLIN
USPTO (United States) · Serial 73659320
- Status
- abandoned
- Status updated
- 8 February 1991
- Filing date
- 7 May 1987
- Registration date
- -
- Nice classification
- 5
- Owner
- BYK GULDEN LOMBERG CHEMISCHE FABRICK GMBH
- Owner country
- DE
- Raw status code
- 602
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73659320) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.