Patent US2977860A successfully refreshed from Google Patents.
US2977860A
Expired / Lapsed
US
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Machine for producing containers
Assignee: American Tool Works Co
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Filing: 1957-06-04
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Granted: 1961-04-04
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Expires: 1977-06-04
Abstract
No abstract record available.
Inventors
- 👤 Vincent D Hery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:59
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/26; B21D51/2646
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1384278A
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US1908823A
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US2016562A
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US2087437A
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US2180748A
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US2350874A
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US2438788A
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US2624248A
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US2848926A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |