US3417898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual wall can end
Assignee: Continental Can Co Inc
•
Filing: 1965-10-20
•
Granted: 1968-12-24
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 John S Bozek
- 👤 John S Song
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:23
CPC Classifications
B; B65; B65D; B65D7/00; B65D7/12; B65D7/34; B65D7/36; B65D7/42; B65D7/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1756585A
Cited
US2205685A
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US2309341A
Cited
US2971671A
Cited
US3229847A
Cited
US3288342A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |