Toy blocks
Abstract
Abstract THE SET OF EIGHT BASIC FORMS OF TOY BLOCKS INCLUDES AN ASSORTMENT OF HALF HEIGHT BLOCKS OF THE WALL LAYER FORMS, THE AGGREGATE TOTAL QUANTITY OF BLOCKS IN THE SET BEING SUFFICIENT TO BUILD A COMPLETE DOLL HOUSE OR OTHER BUILDING STRUCTURE, WITH FRAMED DOOR AND WINDOW OPENINGS IN THE WALLS AND A ROOF, AS MAY BE DESIRED. THE BLOCKS ARE LAID IN TWO INTERLOCKED LAYERS TO FORM THE WALLS, BY LAYING THE ROWS OR COURSES ALTERNATELY IN THE OPPOSITE LAYERS IN VERTICALLY OVERLAPPING RELATION BETWEEN THE OPPOSITE ROWS, AND THE BLOCKS IN ONE LAYER HORIZONTALLY OVERLAPPING THE BLOCKS IN THE OTHER LAYER, AND THUS EACH BLOCK IN ONE LAYER INTERLOCKS THE CORNERS OF FOUR ADJACENT BLOCKS IN THE OTHER LAYER, WHICH IT OVERLAPS. THE BLOCKS ARE LIGHT AND HAVE A RUNNING FIT BETWEEN THE BLOCKS IN THE OPPOSITE LAYERS INTO THEIR SLIDING INTERLOCKS AS THEY ARE LAID, ENABLING ANY CHILD TO DESIGN THE WALL STRUCTURE AS HE BUILDS OR REMOVES SOME OF THE BLOCKS, AND CHANGES THE DESIGNS WITH THE GREATEST OF EASE IN ACCORDANCE WITH HIS FANCY, MEANWHILE LEARNING WHILE ACTUALLY CONSTRUCTING.
Inventors
- 👤 Resta S Gregoire
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) | 1974-11-15 | 1975-05-17 | 1975-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-15 | 1979-05-17 | 1979-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-15 | 1983-05-17 | 1983-11-16 | $7700.00 | Window Closed / Lapsed |