US2667762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condenser for refrigerating systems
Assignee: Borg Warner Corp
•
Filing: 1951-04-26
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Granted: 1954-02-02
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Expires: 1971-04-26
Abstract
No abstract record available.
Inventors
- 👤 James R Hornaday
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:29
CPC Classifications
F; F25; F25B; F25B39/00; F25B39/04; F28; F28D; F28D1/00; F28D1/02; F28D1/04; F28D1/047; F28D1/0477; F28F; F28F1/00; F28F1/10; F28F1/12; F28F1/122; F25D; F25D23/00; F25D23/003; F25D23/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB452231A
Cited
US2160018A
Cited
US2280554A
Cited
US2420442A
Cited
US2445988A
Cited
US2462511A
Cited
US2469635A
Cited
US2620170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |