Expandable novelty device
Abstract
Abstract D R A W I N G A POP-UP DEVICE COLLAPSIBLE TO A FLAT STATE AND EXPANDABLE TO A PYRAMIDAL SHAPE IS FORMED OF A UNITARY BLANK AND INCLUDES THREE SQUARE PANELS, EACH OF THE FIRST AND SECOND PANELS HAVING A DIAGONAL FOLD LINE EXTENDING FROM THE DEVICE APEX AND THE THIRD PANEL HAVING FOLD LINES EXTENDING BETWEEN OPPOSITE CORNERS. THE EDGES OF THE FIRST AND SECOND PANELS EXTENDING FROM THE APEX ARE DEFINED BY FOLD LINES AND THE OTHER EDGES OF THE FIRST AND SECOND PANELS ARE JOINED TO RESPECTIVE EDGES OF THE THIRD PANEL ALONG CORRESPONDING EDGES TO DEFINE FOLD LINES. IN THE DEVICE COLLAPSED CONDITION, THE THIRD PANEL IS FOLDED FLAT ALONG A DIAGONAL AND IS SANDWICHED BETWEEN THE FLATTENED SUPERIMPOSED FIRST AND SECOND PANELS. BY APPLYING PRESSURE TO THE OPPOSITE CORNERS OF THE FOLDED THIRD PANEL, THE DEVICE IS EXPANDED BY UNFOLDING THE THIRD PANEL TO A BASE MEMBER AND THE FIRST AND SECONDPANELS TO PYRAMIDAL WALLS.
Inventors
- 👤 R Salinari
Bibliographic Details
Claims Analysis
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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) | 1976-04-30 | 1976-10-30 | 1977-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-30 | 1980-10-30 | 1981-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-30 | 1984-10-30 | 1985-05-01 | $7700.00 | Window Closed / Lapsed |