PROTOZYME
USPTO (United States) · Serial 73257935
- Status
- registered
- Status updated
- 14 January 2022
- Filing date
- 14 April 1980
- Registration date
- 2 February 1982
- Nice classification
- 1
- Owner
- Hoffman; Marvin
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73257935) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.