Patent US2779578A successfully refreshed from Google Patents.
US2479265A
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Assignee: Crane Packing Co
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Filing: 1944-12-29
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Granted: 1949-08-16
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Expires: 1964-12-29
Abstract
No abstract record available.
Inventors
- 👤 Raymond G Roshong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:59
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/36; Y; Y10; Y10S; Y10S285/00; Y10S285/90; Y10S285/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2087313A
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US2249188A
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US2297302A
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US2365946A
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US2360372A
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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) | 1952-08-15 | 1953-02-14 | 1953-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-15 | 1957-02-14 | 1957-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-15 | 1961-02-14 | 1961-08-16 | $7700.00 | Window Closed / Lapsed |