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Abstract
Abstract THEREFROM AND A VALLEY BETWEEN ADJACENT LINES OF RIDGES, CORRESPONDING RIDGES ASSOCIATED WITH SAID WALLS BEING ALIGNED WITH ONE ANOTHER WHEREBY SAID VALLEYS FORM COPLANAR SLOTS TO RECEIVE A PLATE AND CONFINE ALL EDGES THEREOF. EACH RIDGED SHEET LIES IN A CHANNEL OF ITS BLOCK AND HAS SIDE EDGES CAPTURED IN A PAIR OF KERFS WHICH UNDERCUT TWO RAILS WHICH BOUND THE CHANNEL. A CONTAINER FOR ONE OR MORE PLATES OF FRAGILE MATERIAL SUCH AS GLASS COMPRISING A CARDBOARD BOX HAVING TWO PARALLEL SIDE WALLS 11, 13, TWO PARALLED END WALLS 15, 17, AND A BOTTOM WALL 19, A REMOVABLE AND REPLACEABLE COVER 25 FOR SAID BOX HAVING A WALL 27 ADAPTED TO FORM A TOP WALL OF SAID CONTAINER, A PANEL COMPRISING A BLOCK OF SEMI-RIGID FOAMED POLYMERIC MATERIAL P1, 2, 3, 4 LINING THE INSIDE SURFACES OF EACH OF SAID END WALLS, SAID BOTTOM WALL AND SAID TOP WALL, EACH PANEL ALSO COMPRISING A SHEET 41, 43, 45, 47 OF SMOOTH SURFACED SYNTHETIC RESIN ON THE INTERNAL SURFACE OF EACH OF SAID BLOCKS, EACH SHEET HAVING AT LEAST TWO PARALLEL LINES OF RIGIDS PROTRUDING
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-30 | 1978-04-01 | 1978-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-30 | 1982-04-01 | 1982-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-30 | 1986-04-01 | 1986-10-01 | $7700.00 | Window Closed / Lapsed |