Portfolio made of paper

Claim 1

A PORTFOLIO OF THE CHARACTER DESCRIBED, COMPRISING (A) A SINGLE SHEET OF PAPER FOLDED TO PROVIDE (A) A FIRST RECTANGULAR PANEL, (B) A SECOND RECTANGULAR PANEL CONNECTED TO SAID FIRST RECTANGULAR PANEL BY A FIRST FOLD LINE FORMING A HINGE, (B) AN INNER POCKET FORMING FLAP FORMING A CONTINUATION OF BOTH OF THESE PANELS IN THE DIRECTION OF SAID HINGE LINE AND CONNECTED TO SAID PANELS BY A SECOND FOLD LINE, SAID INNER POCKET FORMING FLAP (1) HAVING A CENTRAL RECESS IN LINE WITH SAID HINGE LINE EXTENDING FROM THE OUTER END EDGE THEREOF TO A POINT CLOSE TO SAID SECOND FOLD LINE AND (2) BEING OF A LENGTH FROM SAID OUTER END EDGE THEREOF TO SAID SECOND FOLD LINE SLIGHTLY LESS THAN THE DIMENSION OF SAID PANELS LENGTHWISE OF THEIR SAID HINGE LINE, (C) AN OUTER POCKET FORMING FLAP FORMING A CONTINUATION OF BOTH OF SAID PANELS IN THE DIRECTION OPPOSITE FROM SAID INNER POCKET FORMING FLAP AND CONNECTED TO SAID PANELS BY A THIRD FOLD LINE, SAID OUTER POCKET FORMING FLAP (1) HAVING A CENTRAL RECESS IN LINE WITH SAID HINGE LINE EXTENDING FROM THE OUTER EDGE THEREOF TO A POINT CLOSE TO SAID THIRD FOLD LINE AND (2) BEING OF A LENGTH FROM ITS SAID OUTER EDGE TO SAID THIRD FOLD LINE SUBSTANTIALLY LESS THAN THE SAID LENGTH OF SAID INNER POCKET FORMING FLAP, (D) A NARROW FLAP FORMING A CONTINUATION OF THAT EDGE OF EACH PANEL PARALLEL WITH SAID HINGE LINE AND CONNECTED TO SAID PANELS BY ADDITIONAL FOLD LINES, AND (E) A LAYER OF GLUE ON ONE FACE OF EACH OF SAID NARROW FLAPS, SAID FLAPS BEING FOLDED SO THAT SAID INNER POCKET FORMING FLAP IS IN FACE-TO-FACE RELATION WITH SAID PANELS AND EXTENDS SUBSTANTIALLY TO SAID THIRD FOLD LINE; SAID OUTER POCKET FORMING FLAP IS IN FACE-TO-FACE RELATION WITH SAID INNER POCKET FORMING FLAP AND EXTENDS PARTWAY TO SAID SECOND FOLD LINE, AND SAID NARROW FLAPS ARE IN FACE-TO-FACE RELATION WITH BOTH SAID INNER POCKET FORMING FLAP AND SAID OUTER POCKET FORMING FLAP WITH SAID LAYER OF GLUE ADHERED THERETO THEREBY TO PROVIDE A PAIR OF INNER POCKETS EXTENDING SUBSTANTIALLY THE FULL EXTENT OF SAID PANELS LENGTHWISE OF SAID HINGE LINE AND HAVING MOUTHS OPENING TOWARD SAID HINGE LINE AND A PAIR OF OUTER POCKETS HAVING L-SHAPED MOUTHS OPENING TOWARD SAID HINGE LINE AND ALSO TOWARD SAID SECOND FOLD LINE, AND WHEREBY THE FOLD FOR SAID OUTER POCKET FORMING FLAP AT SAID THIRD FOLD LINE FORMS AN EDGE CLOSURE, INTEGRAL WITH SAID SHEET OF PAPER, BOTH FOR THE ADJACENT END OF EACH OF SAID INNER POCKETS AS WELL AS THE CORRESPONDING END OF EACH OF SAID OUTER POCKETS, AND WHEREBY SAID GLUED NARROW FLAPS FORM EDGE CLOSURES, INTEGRAL WITH SAID SHEET OF PAPER, FOR BOTH THE INNER AND OUTER POCKETS.