US2741291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preflanging mechanism for side seamed can bodies
Assignee: Primerica Inc
•
Filing: 1952-10-27
•
Granted: 1956-04-10
•
Expires: 1972-10-27
Abstract
No abstract record available.
Inventors
- 👤 John D Czarnecki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:43
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/26; B21D51/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US260938A
Cited
US402774A
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US1430743A
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US1765758A
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US1728274A
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US1720663A
Cited
US2350824A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |