Patent US2846646A successfully refreshed from Google Patents.
US2933249A
Expired / Lapsed
US
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Accumulator
Assignee: General Dynamics Corp
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Filing: 1957-08-07
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Granted: 1960-04-19
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Expires: 1977-08-07
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Scuitto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:41
CPC Classifications
B; B61; B61G; B61G9/00; B61G9/04; B61G9/10; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/12; G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/21; G05B19/25; G05B19/251; G05B19/253; G05B19/41; G05B19/4103; G06; G06F; G06F7/00; G06F7/60; G06F7/62; G06F7/64; G06F7/66; G06F7/68; H; H03; H03M; H03M1/00; H03M1/10; H03M1/1009; H03M1/1033; H03M1/1038; H03M1/1047; H03M1/12; H03M1/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2398771A
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US2442428A
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US2528394A
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US2700503A
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US2639378A
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US2833941A
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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) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |