Bookbinding with welded pages
Abstract
Abstract THIS SPECIFICATION DISCLOSES METHODS OF BINDING BOOKS WITHOUTH THE USE OF ADHESIVE, STAPLES, SEWING, MECHANICAL, LOOSELEAF BINDERS OR OTHER MEANS FOR HOLDING THE PAGES OF THE THE BOOK TOGETHER. INSTEAD OF USING THE EXPEDIENTS OF THE PRIOR ART, THIS INVENTION USES LEAVES MADE FROM SHEETS OF PAPER THAT CAN BE WELDED TOGETHER, THE COMPOSITION OF THE THE SHEET BEING UNIFORM THROUGHOUT ITS ENTIRE AREA SINCE WHEN THE SHEET IS MADE, NO ONE KNOWS WHAT PARTS OF ITS AREA WILL EVENTUALLY BE THE EDGE PORTIONS OF A BOOK MADE FROM THE SHEET. APPLICATIONS OF CONCENTRATED ENERGY APPLIED TO CLAMPED-TOGETHER LEAVES CAUSE THEM TO WELD TO ONE ANOTHER TO PRODUCE CONNECTIONS THAT COMPARE FAVORABLY WITH THE CONVENTIONAL BINDING MENTIONED ABOVE. D R A W I N G
Inventors
- 👤 Mortimer S Sendor
- 👤 Bernard T Sendor
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |