Patent US917891A successfully refreshed from Google Patents.
US2484713A
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US
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Assignee: Art Metal Construction Co
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Filing: 1944-12-07
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Granted: 1949-10-11
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Expires: 1964-12-07
Abstract
No abstract record available.
Inventors
- 👤 James R Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:59
CPC Classifications
B; B42; B42F; B42F17/00; B42F17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US286233A
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US835670A
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US1064382A
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US1891522A
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US2013153A
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US2115389A
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US2243904A
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US2281464A
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US2389612A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |