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Patent Protection Ended

No. Patent No. Title
4001. PI 88000881 ANTIBODY-ENZYME CONJUGATES IN COMBINATION WITH PRODRUGS FOR THE DELIVERY OF CYTOTOXIC AGENTS TO TUMOR CELLS.
4002. PI 88000882 MULTI PHASE GEL TOOTHPASTE
4003. PI 88000886 METHODS FOR PRODUCING HUMAN T-PA AND EXPRESSION VECTORS THEREFOR.
4004. PI 88000888 1-NITRO-2, 2-DIAMINOETHYLENE DERAVATIVES
4005. PI 88000889 SYNTHESIZED CLOCK MICROCOMPUTER WITH POWER SAVING
4006. PI 88000890 CATALYTIC DEWAXING PROCESS USING BINDER-FREE CATALYST
4007. PI 88000891 DUST-PROOF FILM
4008. PI 88000892 STABILISED PESTICIDAL COMPOSITION
4009. PI 88000893 HEAT AND HUMIDITY STABLE HEAT BONDABLE CONNECTOR TAPE
4010. PI 88000894 ELECTRIC SWITCHES
4011. PI 88000895 APPARATUS FOR MANUFACTURING CONTINUOUS ZIGZAG COUPLING ELEMENTS FOR SLIDE FASTENERS
4012. PI 88000896 CORRUGATED PIPE CONNECTOR AND METHOD OF MOLDING
4013. PI 88000897 SLIDER HANDLING APPARATUS
4014. PI 88000898 AUTOMATIC DOOR DRIVING SYSTEM
4015. PI 88000900 HERBICIDES FOR WEED CONTROL IN RICE
4016. PI 88000901 CURING AGENT COMPOSITIONS, LAMINATING VARNISHES CONTAINING SAME AND LAMINATES PREPARED TEREFROM
4017. PI 88000903 GAS PERMEABLE ELECTRODE FOR ELECTROCHEMICAL SYSTEM
4018. PI 88000904 A CONTROLLED OSCILLATOR
4019. PI 88000906 COCOA BUTTER EXTENDER COMPOSITION FOR CHOCOLATES
4020. PI 88000907 INTERCONNECTED SEMICONDUCTOR DEVICES