Patent US2485519A successfully refreshed from Google Patents.
US2485519A
Expired / Lapsed
US
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Filing device
Assignee: Individual
•
Filing: 1944-08-19
•
Granted: 1949-10-18
•
Expires: 1964-08-19
Abstract
No abstract record available.
Inventors
- 👤 Harry A Wardy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:07
CPC Classifications
B; B42; B42F; B42F17/00; B42F17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US668727A
Cited
US1065106A
Cited
US1383684A
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US1539411A
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US1469798A
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US1612562A
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US1804339A
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US1727926A
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CH188340A
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US2247593A
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US2220562A
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US2178459A
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US2152606A
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US2153422A
Cited
US2293985A
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US2298244A
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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) | 1952-10-17 | 1953-04-18 | 1953-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-17 | 1957-04-18 | 1957-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-17 | 1961-04-18 | 1961-10-18 | $7700.00 | Window Closed / Lapsed |