US2669815A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for closing and sealing containers
Assignee: Individual
•
Filing: 1950-04-19
•
Granted: 1954-02-23
•
Expires: 1970-04-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Julius A Zinn
- 👤 Curtis B Shaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:21
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/10; B65B51/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1471487A
Cited
US1524641A
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US1623825A
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US2156037A
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US2156441A
Cited
US2218585A
Cited
US2443293A
Cited
US2497212A
Cited
US2575544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |