Patent US2166652A successfully refreshed from Google Patents.
US3132360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Book back rounding and backing
Assignee: Harris Graphics Corp
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Filing: 1962-08-08
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Granted: 1964-05-12
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Expires: 1982-08-08
Abstract
No abstract record available.
Inventors
- 👤 Richard B Hawkes
- 👤 Thomas B Hawkes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:30
CPC Classifications
B; B42; B42C; B42C5/00; B42C5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A MACHINE FOR BACKING BOOKS, INCLUDING MEANS FOR CAUSING THE BOOKS TO TRAVEL WITH THEIR BACKS IN ALIGNMENT, A PLURALITY OF DISKS HAVING SUBSTANTIALLY FLAT FACES AND HAVING ROTARY MOUNTING MEANS EXTENDING FROM THEIR BACKS AND POSITIONED AT OBTUSE ANGLES LONGITUDINALLY WITH RESPECT TO THE BOOKS TRAVELLING DIRECTIONS AT LOCATIONS CAUSING CONTACT BETWEEN THE BOOKS BACKS AND THE SEGMENTS OF THE DISKS'' FACES THAT ARE LOCATED BEHIND THE DISKS'' CENTERS RELATIVE TO SAID DIRECTION, AND MEANS FOR ROTATING THE DISKS IN DIRECTIONS CAUSING SAID SEGMENTS TO MOVE SUBSTANTIALLY AT RIGHT ANGLES TO SAID DIRECTION AND OUTWARDLY WITH RESPECT TO SAID BACKS'' CENTER LINES.
Claim 2
Dependent Claim
103 words
A MACHINE FOR BACKING BOOKS, INCLUDING MEANS FOR CAUSING THE BOOKS TO TRAVEL WITH THEIR BACKS IN ALIGNMENT, A PLURALITY OF DISKS HAVING SUBSTANTIALLY FLAT FACES AND HAVING ROTARY MOUNTING MEANS EXTENDING FROM THEIR BACKS AND POSITIONED AT OBTUSE ANGLES LONGITUDINALLY WITH RESPECT TO THE BOOKS TRAVELLING DIRECTIONS AT LOCATIONS CAUSING CONTACT BETWEEN THE BOOKS BACKS AND THE SEGMENTS OF THE DISKS'' FACES THAT ARE LOCATED BEHIND THE DISKS'' CENTERS RELATIVE TO SAID DIRECTION, AND MEANS FOR ROTATING THE DISKS IN DIRECTIONS CAUSING SAID SEGMENTS TO MOVE SUBSTANTIALLY AT RIGHT ANGLES TO SAID DIRECTION AND OUTWARDLY WITH RESPECT TO SAID BACKS'' CENTER LINES.
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |