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US2416494A
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Assignee: Individual
•
Filing: 1944-02-09
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Granted: 1947-02-25
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Expires: 1964-02-09
Abstract
No abstract record available.
Inventors
- 👤 Harold A Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:08
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US590750A
Cited
US710056A
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US1050062A
Cited
US1061894A
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US1337806A
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US1751055A
Cited
US1952279A
Cited
US2129309A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-24 | 1950-08-26 | 1951-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-24 | 1954-08-26 | 1955-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-24 | 1958-08-26 | 1959-02-25 | $7700.00 | Window Closed / Lapsed |