Patent US2925812A successfully refreshed from Google Patents.
US2925812A
Expired / Lapsed
US
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Target throwing apparatus
Assignee: Olin Corp
•
Filing: 1954-06-16
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Granted: 1960-02-23
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Expires: 1974-06-16
Abstract
No abstract record available.
Inventors
- 👤 Foster Harry Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:46
CPC Classifications
F; F41; F41J; F41J9/00; F41J9/16; F41J9/18; F41J9/20; F41J9/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1819567A
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US2078166A
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US2171623A
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US2310746A
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US2432446A
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US2455661A
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US2531613A
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US2626596A
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US2652820A
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US2677361A
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US2666424A
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US2711163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |