MICROSPONGE
USPTO (United States) · Serial 73057440
- Status
- registered
- Status updated
- 18 October 2016
- Filing date
- 11 July 1975
- Registration date
- 12 October 1976
- Nice classification
- 10
- Owner
- ALCON RESEARCH, LTD.
- Owner country
- CH
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73057440) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.