US2938362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple fluid refrigerating system
Assignee: Borg Warner Corp
•
Filing: 1955-09-02
•
Granted: 1960-05-31
•
Expires: 1975-09-02
Abstract
No abstract record available.
Inventors
- 👤 Hermann O H Schwind
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:27
CPC Classifications
F; F25; F25B; F25B13/00; F25B9/00; F25B9/002; F25B9/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2255584A
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US2277138A
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US2367306A
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US2451385A
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US2483842A
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US2589384A
Cited
US2682756A
Cited
US2677243A
Cited
US2794328A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |