Patent US2476629A successfully refreshed from Google Patents.
US2476629A
Expired / Lapsed
US
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Power-operated hydraulic sealing and crimping machine
Assignee: SEAL CRAFT Inc
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Filing: 1945-05-17
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Granted: 1949-07-19
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Expires: 1965-05-17
Abstract
No abstract record available.
Inventors
- 👤 Leroy L Salfisberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:45
CPC Classifications
B; B65; B65B; B65B65/00; B65B65/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1865105A
Cited
US2140117A
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US2169036A
Cited
US2305010A
Cited
US2388877A
Cited
US2402298A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |