AICHE
USPTO (United States) · Serial 72126201
- Status
- registered
- Status updated
- 26 July 2023
- Filing date
- 18 August 1961
- Registration date
- 11 December 1962
- Nice classification
- -
- Owner
- AMERICAN INSTITUTE OF CHEMICAL ENGINEERS
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72126201) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.