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US2803456A
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Slide feed with toggle actuated gripper
Assignee: C TODD
•
Filing: 1955-10-18
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Granted: 1957-08-20
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Expires: 1975-10-18
Abstract
No abstract record available.
Inventors
- 👤 Walter P Powers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:16
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/10; B21D43/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2663566A
Cited
US2721649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |