ART OF EFFICIENCY
USPTO (United States) · Serial 76572587
- Status
- cancelled
- Status updated
- 21 September 2012
- Filing date
- 27 January 2004
- Registration date
- 6 September 2005
- Nice classification
- 16, 35, 36, 37
- Owner
- Alliant Energy Corporation
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 76572587) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.