US2909908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Miniature refrigeration device
Assignee: Arthur D Little Inc
•
Filing: 1956-11-06
•
Granted: 1959-10-27
•
Expires: 1976-11-06
Abstract
No abstract record available.
Inventors
- 👤 Pastuhov Alexis
- 👤 Francis J Zimmermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:29
CPC Classifications
F; F25; F25J; F25J1/00; F25J1/02; F25J1/0243; F25J1/0257; F25J1/0275; F25J1/0276; F25B; F25B9/00; F25B9/02; F25B2309/00; F25B2309/02; F25B2309/022; F25J2290/00; F25J2290/42; Y; Y10; Y10S; Y10S62/00; Y10S62/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1318516A
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US2063745A
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US2045810A
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US2189122A
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US2197818A
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US2463951A
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US2774238A
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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) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |