Patent US2875562A successfully refreshed from Google Patents.
US2875562A
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Method of and apparatus for filling and emptying collapsible containers
Assignee: Union Carbide Corp
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Filing: 1954-12-14
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Granted: 1959-03-03
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Expires: 1974-12-14
Abstract
No abstract record available.
Inventors
- 👤 James A Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:09
CPC Classifications
B; B65; B65B; B65B31/00; B65B31/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1863775A
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US2063652A
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US2104930A
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US2246497A
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US2258215A
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US2564163A
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US2523716A
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US2612924A
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US2662042A
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US2690850A
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US2677406A
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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) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |