Biosensor Laboratories Co., Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5981202 Two-dimensional solid phase assayExpiredMar 03, 95Nov 09, 99[G01N]
5674696 Apparatus for the determination of a trace amount of an analyte substance or organismExpiredOct 24, 94Oct 07, 97[G01N]
5637874 Apparatus and method for measuring chemiluminescenceExpiredFeb 23, 95Jun 10, 97[G01N]
5576212 Oxidizing composition in powder formExpiredNov 09, 94Nov 19, 96[G01N]
5523845 A fiber optic device for measuring liquids which are drawn into an end of the device to a predetermined distance from the end of the optical fibersExpiredJan 25, 95Jun 04, 96[G01N]
5324835 Pyridazinoquinoxalinones for use as chemiluminescent agentsExpiredAug 07, 92Jun 28, 94[C07D]

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