DUBL-LOK
USPTO (United States) · Serial 72064143
- Status
- cancelled
- Status updated
- 6 July 2001
- Filing date
- 12 December 1958
- Registration date
- 28 June 1960
- Nice classification
- 2
- Owner
- PACKAGING CORPORATION OF AMERICA
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72064143) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.