ELECTROFIL
USPTO (United States) · Serial 72053641
- Status
- cancelled
- Status updated
- 7 January 2001
- Filing date
- 16 June 1958
- Registration date
- 22 December 1959
- Nice classification
- 21
- Owner
- PNEUMAFIL CORPORATION
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72053641) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.