VISTEN
USPTO (United States) · Serial 71521545
- Status
- cancelled
- Status updated
- 1 April 2016
- Filing date
- 5 July 1947
- Registration date
- 6 June 1950
- Nice classification
- 37
- Owner
- VISKASE CORPORATION
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 71521545) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.