US2672016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice-making and refrigerating system
Assignee: Individual
•
Filing: 1948-09-20
•
Granted: 1954-03-16
•
Expires: 1968-09-20
Abstract
No abstract record available.
Inventors
- 👤 Muffly Glenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:13
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189715523A
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US703353A
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US703315A
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US1510147A
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US1995124A
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US2077820A
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US2145774A
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US2145777A
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US2359780A
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US2299414A
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US2349451A
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US2373255A
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US2449132A
Cited
US2443203A
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US2497903A
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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) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |