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Patent US3407798A successfully refreshed from Google Patents.
US3407798A
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Slingshot with magazine
Assignee: FLOYD G ROCK
•
Filing: 1966-03-21
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Granted: 1968-10-29
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Expires: 1986-03-21
Abstract
No abstract record available.
Inventors
- 👤 Floyd G Rock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:17
CPC Classifications
F; F41; F41B; F41B3/00; F41B3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2625925A
Cited
US2645217A
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US2807254A
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US2996060A
Cited
US3057337A
Cited
US3270734A
Cited
US3285236A
Cited
US3263664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |