US2624488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cover for high-pressure vessels
Assignee: DRY ICE CONVERTER Corp
•
Filing: 1947-11-07
•
Granted: 1953-01-06
•
Expires: 1967-11-07
Abstract
No abstract record available.
Inventors
- 👤 Levi T Pritchard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:44
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/06; F16; F16J; F16J13/00; F16J13/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US588800A
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US1431123A
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US766778A
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US969926A
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US1515661A
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US1838636A
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US2015761A
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US2389824A
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US2436407A
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US2435913A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-06 | 1956-07-07 | 1957-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-06 | 1960-07-07 | 1961-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-06 | 1964-07-07 | 1965-01-06 | $7700.00 | Window Closed / Lapsed |