Biochemical test plate

Claim 1

A BIOCHEMICAL ELECTROPHORESIS TEST PLATE COMPRISING: A PLANAR TEMPLATE CONTAINING AN ORDERED PLURALITY OF SPACED APART APERTURES AND REACTANT WELLS THERETHROUGH, SAID TEMPLATE HAVING A CENTRAL BOSS ON THE UNDERSIDE THEREOF; A MICROPOROUS FILM UNDERLYING SAID TEMPLATE AT THE CENTRAL BOSS THEREOF; A RESILIENT PAD ESSENTIALLY COEXTENSIVE WITH THE BOSS; A BACK-UP PLATE CONTAINING A CENTRAL RECESS INTO WHICH SAID RESILIENT PAD AND SAID CENTRAL BOSS FIT CLOSELY, THE HEIGHT OF SAID PAD BEING LESS THAN THE RECESS DEPTH; AND ATTACHMENT MEANS ASSOCIATED WITH THE MARGINAL EDGE PORTIONS OF THE BACK-UP PLATE SURROUNDING SAID RECESS AND WITH THE MARGINAL EDGE PORTIONS OF THE TEMPLATE SURROUNDING THE BOSS FOR SECURING TOGETHER THE TEST PLATE, THE MICROPOROUS FILM THEN BEING UNDER A SUBSTANTIALLY UNIFORM STATE OF STRESS, SAID TEMPLATE FURTHER HAVING AN ELONGATED LIQUID ELECTRODE SLOT ADJACENT EACH OF TWO OPPOSING SIDE MARGINAL EDGES AND PARALLEL THERETO, THE SLOT EXTENDING UP THROUGH THE CENTAL BOSS INTO THE MAIN BODY OF SAID TEMPLATE, AT LEAST ONE PORT EXTENDING FROM THE UPPER SURFACE OF THE TEMPLATE THROUGH TO EACH SLOT FOR FILLING THE SLOTS WITH LIQUID ELECTRODE SOLUTION: AT LEAST ONE SIDE SLIT EXTENDING FROM THE SLOT THROUGH TO THE SIDE MARGINAL EDGE OF THE TEMPLATLE ADJACENT THERETO; A WICK IN EACH SLIT, THE WICK BEING DIMENSIONED OVERLENGTH FOR THE SLIT AND EXTENDING OUTWARD OF THE SIDE MARGINAL EDGE OF THE TEMPLATE, WHEREBY AN ELECTRICALLY CONDUCTIVE PATH EXISTS FOR CURRENT FLOW FROM ONE SIDE MARGINAL EDGE OF THE TEMPLATE SUCCESSIVELY THROUGH A WICK, A LIQUID ELECTRODE SLOT, THE MICROPOROUS FILM, THE OTHER LIQUID ELECTRODE SLOT AND WICK ASSOCIATED THEREWITH TO THE OPPOSING SIDE MARGINAL EDGE OF THE TEMPLATE.