Prolabo
Records under this name other than patents Prolabo holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,162,977 | Means for removably securing separation column within column chromatography apparatus Term ended Term ended no later than Jul 31, 1999 · Low confidence | Term ended | Term ended no later than Jul 31, 1999 | Low confidence |
| US 4,165,284 | Safety device for chromatography apparatus Term ended Term ended no later than Aug 21, 1999 · Low confidence | Term ended | Term ended no later than Aug 21, 1999 | Low confidence |
| US 4,168,235 | Sample sweeping and injection device for chromatography apparatus Term ended Term ended no later than Sep 18, 1999 · Low confidence | Term ended | Term ended no later than Sep 18, 1999 | Low confidence |
| US 4,288,322 | Sample/standard injection head for fluid-phase chromatograph Term ended Term ended no later than Sep 8, 2001 · Low confidence | Term ended | Term ended no later than Sep 8, 2001 | Low confidence |
| US 4,454,749 | Device for column chromatography apparatus Term ended Term ended no later than Jun 19, 2004 · Low confidence | Term ended | Term ended no later than Jun 19, 2004 | Low confidence |
| US 4,681,740 | Apparatus for the chemical reaction by wet process of various products Formerly held Term ended Term ended no later than Jul 21, 2007 · Low confidence | Term ended | Term ended no later than Jul 21, 2007 | Low confidence |
| US 4,693,867 | Mineralization apparatus for the individual, automatic, treatment of samples of products placed in recipients Formerly held Term ended Term ended no later than Sep 15, 2007 · Low confidence | Term ended | Term ended no later than Sep 15, 2007 | Low confidence |
| US 5,059,400 | Apparatus for chemical reaction by wet process comprising a stack equipped with a barrier against the propagation of microwaves Formerly held Term ended Term ended no later than Oct 22, 2011 · Low confidence | Term ended | Term ended no later than Oct 22, 2011 | Low confidence |
| US 5,142,920 | Dissolution cell and apparatus for determining solids-dissolving kinetics Term ended Term ended no later than Sep 1, 2012 · Low confidence | Term ended | Term ended no later than Sep 1, 2012 | Low confidence |
| US 5,304,766 | Methods and apparatus for simultaneously treating a plurality of samples in a moist medium Term ended Term ended no later than Apr 19, 2014 · Low confidence | Term ended | Term ended no later than Apr 19, 2014 | Low confidence |