US2563858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot seal cooling mechanism
Assignee: AMF Inc
•
Filing: 1945-07-09
•
Granted: 1951-08-14
•
Expires: 1965-07-09
Abstract
No abstract record available.
Inventors
- 👤 James J Mcginley
- 👤 Paola William C Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:41
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1880969A
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US1896953A
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US2007439A
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US2099700A
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US2092144A
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US2144794A
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US2105159A
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US2175274A
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US2217702A
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US2252567A
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US2197582A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |