US2881575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Case filling machine
Assignee: Crown Cork and Seal Co Inc
•
Filing: 1954-06-01
•
Granted: 1959-04-14
•
Expires: 1974-06-01
Abstract
No abstract record available.
Inventors
- 👤 Carl L Day
- 👤 Wilmer D Regnier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:29
CPC Classifications
B; B65; B65B; B65B21/00; B65B21/02; B65B21/14; B65B21/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2141212A
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US2350560A
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US2358447A
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US2452376A
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US2669341A
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US2470795A
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US2646156A
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US2571790A
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US2596319A
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US2609911A
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US2619237A
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US2665013A
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US2650746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |