Patent US2211062A successfully refreshed from Google Patents.
Patent US3296852A successfully refreshed from Google Patents.
US3296852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal forming press
Assignee: AT&T Inc
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Filing: 1963-11-29
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Granted: 1967-01-10
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Expires: 1983-11-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Francis J Fuchs
- 👤 William F Morgan
- 👤 Henry R Tillman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:14
CPC Classifications
B; B21; B21D; B21D41/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN A FORMING PRESS, A PAIR OF SPACED END PLATES HAVING A FIRST AND SECOND INCLINED LOWER SURFACE, MEANS FOR SECURING SAID END PLATES TOGETHER, A TOP PLATE MOUNTED BETWEEN SAID END PLATES, MEANS FOR HOLDING SAID TOP PLATE STATIONARY, A FIRST DIE HOLDER MOUNTED ON SAID TOP PLATE, A SECOND DIE HOLDER HAVING AN INCLINED SURFACE MOUNTED BETWEEN SAID END PLATES FOR MOVEMENT ALONG SAID END PLATES TOWARD AND AWAY FROM SAID STATIONARY STOP PLATE, A MANDREL MOUNTED ON ONE OF SAID END PLATES AND PROJECTING BETWEEN SAID DIE HOLDERS, AND A WEDGING DEVICE COOPERATING WITH SAID FIRST AND SECOND INCLINED SURFACES FOR MOVING THE SECOND DIE HOLDER AT TWICE THE RATE OF THE MOVEMENT OF SAID MANDREL.
Claim 2
Dependent Claim
119 words
IN A FORMING PRESS, A PAIR OF SPACED END PLATES HAVING A FIRST AND SECOND INCLINED LOWER SURFACE, MEANS FOR SECURING SAID END PLATES TOGETHER, A TOP PLATE MOUNTED BETWEEN SAID END PLATES, MEANS FOR HOLDING SAID TOP PLATE STATIONARY, A FIRST DIE HOLDER MOUNTED ON SAID TOP PLATE, A SECOND DIE HOLDER HAVING AN INCLINED SURFACE MOUNTED BETWEEN SAID END PLATES FOR MOVEMENT ALONG SAID END PLATES TOWARD AND AWAY FROM SAID STATIONARY STOP PLATE, A MANDREL MOUNTED ON ONE OF SAID END PLATES AND PROJECTING BETWEEN SAID DIE HOLDERS, AND A WEDGING DEVICE COOPERATING WITH SAID FIRST AND SECOND INCLINED SURFACES FOR MOVING THE SECOND DIE HOLDER AT TWICE THE RATE OF THE MOVEMENT OF SAID MANDREL.
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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) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |