SPHERCON
USPTO (United States) · Serial 72035386
- Status
- registered
- Status updated
- 5 April 1999
- Filing date
- 12 August 1957
- Registration date
- 1 July 1958
- Nice classification
- 26
- Owner
- PLASTIC CONTACT LENS COMPANY, THE
- Owner country
- US
- Raw status code
- 900
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 72035386) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.