US2952988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice making apparatus
Assignee: Carrier Corp
•
Filing: 1956-08-31
•
Granted: 1960-09-20
•
Expires: 1976-08-31
Abstract
No abstract record available.
Inventors
- 👤 Macleod David Earle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:33
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/12; F25C5/00; F25C5/02; F25C5/04; F25C5/046; F25C5/08; F25C5/10; Y; Y10; Y10S; Y10S241/00; Y10S241/17
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US706510A
Cited
US2524815A
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US2702990A
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US2645910A
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US2682155A
Cited
US2691275A
Cited
US2739457A
Cited
US2747375A
Cited
US2746262A
Cited
US2779165A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |