Patent US3307242A successfully refreshed from Google Patents.
US3307242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Segmental saw tooth clamp
Assignee: Unifrax I LLC
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Filing: 1964-07-17
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Granted: 1967-03-07
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Expires: 1984-07-17
Abstract
No abstract record available.
Inventors
- 👤 Louis L Cofran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:43
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/02; B28D1/12; B28D1/121; B28D1/122; B23; B23D; B23D61/00; B23D61/02; B23D61/04; B23D61/06; B23D61/071; B24; B24D; B24D5/00; B24D5/06; B24D5/12; B24D5/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
IN A SEGMENTAL SAW INCLUDING A BLADE PROVIDED WITH A SOCKET ARRANGED IN ITS PERIPHERAL EDGE AND HAVING A SALIENT INNER WALL AND A PAIR OF RECESSED SIDE WALLS, A CUTTING TOOTH INSERTED IN SAID SOCKET AND HAVING A SALIENT INNER EDGE FACING SAID INNER WALL AND A PAIR OF SALIENT SIDE EDGES RECEIVED IN SAID SIDE WALLS, THE COMBINATION THEREWITH OF A CLAMPING MEANS FOR SECURING SAID TOOTH IN SAID SOCKETS AND URGING SAID TOOTH AGAINST SAID SIDE WALLS COMPRISING A PAIR OF ELONGATED PLATES OF LATERALLY DIMINISHING CROSS SECTIONS AND HAVING THEIR NARROWER SIDES FACING EACH OTHER, AN OUTER PAIR OF RECESSED EDGES ENGAGING SAID INNER EDGE OF SAID CUTTING TOOTH AND AN INNER PAIR OF RECESSED EDGES ENGAGING SAID INNER WALL OF SAID SOCKET, SAID OUTER PAIR OF RECESSED EDGES ENGAGING SAID INNER EDGE SUBSTANTIALLY ALONG ITS ENTIRE LENGTH, SAID INNER PAIR OF RECESSED EDGES ENGAGING SAID INNER WALL SUBSTANTIALLY ALONG ITS ENTIRE LENGTH, AND MEANS FOR FASTENING SAID PLATES TOGETHER.
Claim 2
Dependent Claim
164 words
IN A SEGMENTAL SAW INCLUDING A BLADE PROVIDED WITH A SOCKET ARRANGED IN ITS PERIPHERAL EDGE AND HAVING A SALIENT INNER WALL AND A PAIR OF RECESSED SIDE WALLS, A CUTTING TOOTH INSERTED IN SAID SOCKET AND HAVING A SALIENT INNER EDGE FACING SAID INNER WALL AND A PAIR OF SALIENT SIDE EDGES RECEIVED IN SAID SIDE WALLS, THE COMBINATION THEREWITH OF A CLAMPING MEANS FOR SECURING SAID TOOTH IN SAID SOCKETS AND URGING SAID TOOTH AGAINST SAID SIDE WALLS COMPRISING A PAIR OF ELONGATED PLATES OF LATERALLY DIMINISHING CROSS SECTIONS AND HAVING THEIR NARROWER SIDES FACING EACH OTHER, AN OUTER PAIR OF RECESSED EDGES ENGAGING SAID INNER EDGE OF SAID CUTTING TOOTH AND AN INNER PAIR OF RECESSED EDGES ENGAGING SAID INNER WALL OF SAID SOCKET, SAID OUTER PAIR OF RECESSED EDGES ENGAGING SAID INNER EDGE SUBSTANTIALLY ALONG ITS ENTIRE LENGTH, SAID INNER PAIR OF RECESSED EDGES ENGAGING SAID INNER WALL SUBSTANTIALLY ALONG ITS ENTIRE LENGTH, AND MEANS FOR FASTENING SAID PLATES TOGETHER.
References Cited (Backward Citations)
US959104A
Cited
US1458671A
Cited
US1894087A
Cited
US1978084A
Cited
US1926646A
Cited
US2064304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |