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US2662724A
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Assignee: Individual
•
Filing: 1948-12-27
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Granted: 1953-12-15
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Expires: 1968-12-27
Abstract
No abstract record available.
Inventors
- 👤 Kravagna Cut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:42
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/14; F16K15/144; F16K15/147; F16K15/1472; F16K15/1441; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882; Y10T137/7883
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US679519A
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US1576331A
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US1930107A
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US2098885A
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US2275937A
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US2382427A
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US2352642A
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US2576192A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |