Patent US2823729A successfully refreshed from Google Patents.
US2823729A
Expired / Lapsed
US
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Cooling means for package seals
Assignee: Stickelber and Sons Inc
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Filing: 1955-04-14
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Granted: 1958-02-18
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Expires: 1975-04-14
Abstract
No abstract record available.
Inventors
- 👤 Merlin A Stickelber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:42
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/32; B29; B29B; B29B13/00; B29C; B29C65/00; B29C65/02; B29C66/00; B29C66/01; B29C66/03; B29C66/034; B29C66/0342; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/43121
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2092144A
Cited
US2563858A
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GB660398A
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US2698273A
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US2556452A
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US2697474A
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US2678679A
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US2675054A
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US2638523A
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US2710641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |