Mat for catching grease and oil drippings

Claim 1

A MAT TO ABSORB GREASE AND OIL DRIPPINGS BENEATH AN AUTOMOBILE COMPRISING A SUBSTANTIALLY RECTANGULAR FLAT BODY PORTION OF FIBROUS ABSORBENT MATERIAL HAVING A BOTTOM COATING OF GREASE AND OIL IMPERVIOUS MATERIAL, SAID BODY PORTION PROVIDED ALONG ITS LONGITUDINAL EDGES AT SPACED POINTS WITH SLITS EXTENDING INWARDLY OF SAID EDGES AND ADDITIONAL SLITS EXTENDING LONGITUDINALLY OF SAID EDGES AND AT RIGHT ANGLES TO THE FIRST-NAMED SLITS, SAID BODY PORTION HAVING A CORRESPONDING NUMBER OF THROUGH SLOTS INWARDLY OF AND NEAR SAID SLITS, SAID SLITS DEFINING UPON SAID BODY PORTION A CORRESPONDING NUMBER OF INTEGRAL FOLDABLE SECTIONS HINGED TO THE BODY PORTION AND EACH FOLDABLE UPON LINES PARALLEL TO AND NORMAL TO SAID EDGES TO TRANSFORM SAID SECTIONS INTO UPRIGHT SUPPORTING LEGS OF GENERALLY L-SHAPED CONFIGURATION BENEATH SAID BODY PORTION IN SUBSTANTIALLY CONTACTING RELATION THERETO, AND FOLDABLE UPRIGHT LOCKING TABS ON THE INNER ENDS OF SAID LEGS ADAPTED TO PASS UPWARDLY THROUGH SAID SLOTS AND TO INTERLOCK WITH THE TOP FACE OF SAID BODY PORTION ADJACENT SIDES OF SAID SLOTS.