Patent US2608320A successfully refreshed from Google Patents.
US2608320A
Expired / Lapsed
US
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Pump type dispenser with cartridge having flexible and rigid portions
Assignee: Individual
•
Filing: 1947-03-31
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Granted: 1952-08-26
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Expires: 1967-03-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph R Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:54
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/771
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2090018A
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US2111582A
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US2208744A
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US2099595A
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US2329917A
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US2359367A
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US2333451A
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US2471852A
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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) | 1955-08-26 | 1956-02-25 | 1956-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-26 | 1960-02-25 | 1960-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-26 | 1964-02-25 | 1964-08-26 | $7700.00 | Window Closed / Lapsed |