US3367680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cover reinforcement for soft-back books
Assignee: Individual
•
Filing: 1966-02-14
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Granted: 1968-02-06
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Expires: 1986-02-14
Abstract
No abstract record available.
Inventors
- 👤 Greenspan Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:05
CPC Classifications
B; B42; B42C; B42C17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
IN COMBINATION WITH A SOFT-BACK BOOK HAVING A BENDABLE COVER, A COVER REINFORCEMENT INCLUDING, A PREFABRICATED MEMBER IN THE FORM OF A STIFF PANEL OF A CONFIGURATION COEXTENSIVE WITH SAID ONE FACE THEREOF ADHESIVELY COATED FOR EXPOSURE TO BE AFFIXED ONTO THE INSIDE OF THE BOOK COVER, AND A PREFABRICATED MEMBER IN THE FORM OF A FLEXIBLE HINGE STRIP EXTENDING ALONG THE EDGE OF SAID PANEL AT THE HINGED JOINDER OF THE BOOK COVER TO THE BINDING THEREOF AND ONE FACE THEREOF ADHESIVELY COATED AND WITH A PORTION PERMANENTLY AFFIXED TO THE FACE OPPOSITE SAID ONE FACE OF THE PANEL AND WITH A PROJECTING PORTION FOR EXPOSURE TO BE AFFIXED ONTO THE OUTSIDE OF THE END PAGE IMMEDIATE TO THE COVER, THE SAID PROJECTING PORTION OF THE FLEXIBLE STRIP MEMBER BEING FOLDED BACK TOWARD THE PANEL WITH SAID ADHESIVE COATINGS ON THE PANEL AND HINGE STRIP RESPECTIVELY BEING OPPOSITELY DISPOSED WHEREBY EITHER OF SAID MEMBERS IS AUTOMATICALLY POSITIONED FOR AFFIXING BY THE FIXATION OF THE OTHER IN WORKING POSITION.
Claim 2
Dependent Claim
169 words
IN COMBINATION WITH A SOFT-BACK BOOK HAVING A BENDABLE COVER, A COVER REINFORCEMENT INCLUDING, A PREFABRICATED MEMBER IN THE FORM OF A STIFF PANEL OF A CONFIGURATION COEXTENSIVE WITH SAID ONE FACE THEREOF ADHESIVELY COATED FOR EXPOSURE TO BE AFFIXED ONTO THE INSIDE OF THE BOOK COVER, AND A PREFABRICATED MEMBER IN THE FORM OF A FLEXIBLE HINGE STRIP EXTENDING ALONG THE EDGE OF SAID PANEL AT THE HINGED JOINDER OF THE BOOK COVER TO THE BINDING THEREOF AND ONE FACE THEREOF ADHESIVELY COATED AND WITH A PORTION PERMANENTLY AFFIXED TO THE FACE OPPOSITE SAID ONE FACE OF THE PANEL AND WITH A PROJECTING PORTION FOR EXPOSURE TO BE AFFIXED ONTO THE OUTSIDE OF THE END PAGE IMMEDIATE TO THE COVER, THE SAID PROJECTING PORTION OF THE FLEXIBLE STRIP MEMBER BEING FOLDED BACK TOWARD THE PANEL WITH SAID ADHESIVE COATINGS ON THE PANEL AND HINGE STRIP RESPECTIVELY BEING OPPOSITELY DISPOSED WHEREBY EITHER OF SAID MEMBERS IS AUTOMATICALLY POSITIONED FOR AFFIXING BY THE FIXATION OF THE OTHER IN WORKING POSITION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |