| Application number | Title of the application | Filing Date | Status |
|---|
| 07/554170 | BONDED CHROMATOGRAPHIC STATIONARY PHASE | Jul 19, 1990 | Abandoned |
| 07/556585 | CHROMATOGRAPHIC SEPARATIONS USING ION-EXCHANGE RESINS | Jul 19, 1990 | Abandoned |
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| 07/530121 | PROCESS AND APPARATUS FOR EFFECTING CAPILLARY ELECTROPHORESIS | May 28, 1990 | Abandoned |
| 07/528682 | METHOD FOR TREATING FLUIDS | May 23, 1990 | Abandoned |
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| 07/518347 | CHROMATOGRAPHY ON A CONTINUOUS POLYMER | May 2, 1990 | Abandoned |