US2981976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding apparatus
Assignee: Continental Can Co Inc
•
Filing: 1956-09-27
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Granted: 1961-05-02
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Expires: 1976-09-27
Abstract
No abstract record available.
Inventors
- 👤 Curtis E Maier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:28
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/32; B29C43/36; B29C43/3642; B29C43/361; B29C2043/3205; B29C2043/3255; B29C2043/3615; B29C2043/3626; B29C2043/3644; B29C2043/366; B29C43/02; B29C43/10; Y; Y10; Y10S; Y10S425/00; Y10S425/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1579718A
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US2135825A
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US2570989A
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US2658237A
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US2582922A
Cited
US2528643A
Cited
US2823422A
Cited
FR1030256A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |