Patent US3347243A successfully refreshed from Google Patents.
US3347243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cover and binder construction
Assignee: Elbe File and Binder Co Inc
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Filing: 1966-06-27
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Granted: 1967-10-17
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Expires: 1986-06-27
Abstract
No abstract record available.
Inventors
- 👤 Earl C Ravenal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 16:06
CPC Classifications
B; B42; B42F; B42F11/00; B42F11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
IN A COVER AND BINDER CONSTRUCTION, AN OUTER COVER INCLUDING A FRONT MEMBER, A REAR MEMBER AND AN INTERMEDIATE SPINE PORTION, AN INNER COVER INCLUDING A FRONT MEMBER, A REAR MEMBER AND AN INTERMEDIATE SPINE PORTION THAT ARE LOCATED INTERIORLY OF AND IN CORRESPONDING RELATION TO THE FRONT AND REAR MEMBERS AND SPINE PORTION OF SAID OUTER COVER, A BINDER UNIT COMPRISING AN ELONGATED BOTTOM WALL HAVING END WALLS EXTENDING UPWARDLY FROM OPPOSITE EXTREMITIES THEREOF, SAID BOTTOM WALL BEING LOCATED BETWEEN THE SPINE PORTIONS OF SAID INNER AND OUTER MEMBERS, MEANS FIXEDLY SECURING SAID BOTTOM WALL AND THE SPINE PORTIONS OF SAID INNER AND OUTER COVERS TO EACH OTHER, AN ARM PIVOTALLY CONNECTED TO ONE OF SAID END WALLS AND RELEASABLY INTERCONNECTED TO THE OTHER END WALL AND SUBSTANTIALLY CENTRALLY POSITIONED WITH RESPECT TO SAID BINDER UNIT FOR REMVOABLY HOLDING A PAPER-BOUND BOOK WITHIN SAID INNER COVER, AN ELONGATED ROD PIVOTALLY CON-
Claim 2
Dependent Claim
152 words
IN A COVER AND BINDER CONSTRUCTION, AN OUTER COVER INCLUDING A FRONT MEMBER, A REAR MEMBER AND AN INTERMEDIATE SPINE PORTION, AN INNER COVER INCLUDING A FRONT MEMBER, A REAR MEMBER AND AN INTERMEDIATE SPINE PORTION THAT ARE LOCATED INTERIORLY OF AND IN CORRESPONDING RELATION TO THE FRONT AND REAR MEMBERS AND SPINE PORTION OF SAID OUTER COVER, A BINDER UNIT COMPRISING AN ELONGATED BOTTOM WALL HAVING END WALLS EXTENDING UPWARDLY FROM OPPOSITE EXTREMITIES THEREOF, SAID BOTTOM WALL BEING LOCATED BETWEEN THE SPINE PORTIONS OF SAID INNER AND OUTER MEMBERS, MEANS FIXEDLY SECURING SAID BOTTOM WALL AND THE SPINE PORTIONS OF SAID INNER AND OUTER COVERS TO EACH OTHER, AN ARM PIVOTALLY CONNECTED TO ONE OF SAID END WALLS AND RELEASABLY INTERCONNECTED TO THE OTHER END WALL AND SUBSTANTIALLY CENTRALLY POSITIONED WITH RESPECT TO SAID BINDER UNIT FOR REMVOABLY HOLDING A PAPER-BOUND BOOK WITHIN SAID INNER COVER, AN ELONGATED ROD PIVOTALLY CON-
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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) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |