Trademark: 76331381
Status Date
Monday, June 3, 2002
Filing Date
Tuesday, October 30, 2001
Abandoned Date
Thursday, April 4, 2002
42 The Versacal is a PSL calibration fluid insertion fixture for performing particle size verification tests on the Hach Model PCX or PCT on-line Drinking Water particle counters at their mounted locations; The small transparent drip chamber provides visual flow indication to set the particle injection rate by using the pinch valve's rotary adjustment knob; The chamber is equipped with a re-sealable injection port that allows a small volume of PSL calibration fluid to be injected and reside during the calibration check
Jun 3, 2002
Abandonment - Express Mailed
May 20, 2002
Assigned To Examiner
Apr 4, 2002
Correspondence Received In Law Office
Mar 6, 2002
Non-Final Action Mailed
Jan 25, 2002
Assigned To Examiner
Jan 22, 2002
Assigned To Examiner
Trademark Alertz updated from USPTO on 2030-01-24