US2769291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Can filling mechanism
Assignee: Bellingham Chain & Forge Co
•
Filing: 1952-11-26
•
Granted: 1956-11-06
•
Expires: 1972-11-26
Abstract
No abstract record available.
Inventors
- 👤 Carsten O Christensen
- 👤 George H Vaniman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:04
CPC Classifications
B; B65; B65B; B65B19/00; B65B19/34; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86501; Y10T137/86574; Y10T137/86638
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1417610A
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US1869120A
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US1855675A
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US2042186A
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US2044813A
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US2180349A
Cited
US2165096A
Cited
US2345073A
Cited
US2344913A
Cited
US2443333A
Cited
US2578833A
Cited
US2542133A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |