P PROLEN
USPTO (United States) · Serial 74407642
- Status
- cancelled
- Status updated
- 20 August 2005
- Filing date
- 28 June 1993
- Registration date
- 15 November 1994
- Nice classification
- 25
- Owner
- Chiang, Chi Ying
- Owner country
- TW
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 74407642) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.