Patent US2539467A successfully refreshed from Google Patents.
US2539467A
Expired / Lapsed
US
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Feeding mechanism for can ends
Assignee: Primerica Inc
•
Filing: 1946-12-05
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Granted: 1951-01-30
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Expires: 1966-12-05
Abstract
No abstract record available.
Inventors
- 👤 Pechy William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:42
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1015319A
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US1190235A
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US1261976A
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US1612564A
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US1889908A
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US1850067A
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US1945579A
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US2069762A
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US2346549A
Cited
US2387211A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |