NULL-PYCNOMETER
USPTO (United States) · Serial 73083160
- Status
- cancelled
- Status updated
- 6 September 1983
- Filing date
- 8 April 1976
- Registration date
- 12 April 1977
- Nice classification
- 9
- Owner
- QUANTACHROME CORPORATION
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73083160) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.