US2558345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condenser coil assembly
Assignee: Individual
•
Filing: 1948-06-30
•
Granted: 1951-06-26
•
Expires: 1968-06-30
Abstract
No abstract record available.
Inventors
- 👤 Harold G Dickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:01
CPC Classifications
F; F25; F25B; F25B39/00; F25B39/04; F25D; F25D23/00; F25D23/006; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49359; Y10T29/49396
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1125113A
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US966070A
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FR573873A
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US2071182A
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US2090417A
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GB470978A
Cited
US2205984A
Cited
US2279272A
Cited
US2306385A
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US2281299A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-25 | 1954-12-25 | 1955-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-25 | 1958-12-25 | 1959-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-25 | 1962-12-25 | 1963-06-26 | $7700.00 | Window Closed / Lapsed |