Patent US2528319A successfully refreshed from Google Patents.
US2528319A
Expired / Lapsed
US
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Vibration producing means
Assignee: Individual
•
Filing: 1945-10-03
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Granted: 1950-10-31
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Expires: 1965-10-03
Abstract
No abstract record available.
Inventors
- 👤 Edwin F Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:14
CPC Classifications
B; B22; B22C; B22C19/00; B22C19/06; B06; B06B; B06B1/00; B06B1/18; B06B1/186; B22C15/00; B22C15/10; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544; Y10T74/18552
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US776036A
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US827127A
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US1082285A
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US1397058A
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US1459848A
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US1667097A
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US1719123A
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US1796394A
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US2291291A
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US2480603A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-30 | 1954-05-01 | 1954-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-30 | 1958-05-01 | 1958-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-30 | 1962-05-01 | 1962-10-31 | $7700.00 | Window Closed / Lapsed |