US2543196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating apparatus having means to prevent wetting of insulation
Assignee: American Motors Corp
•
Filing: 1947-06-16
•
Granted: 1951-02-27
•
Expires: 1967-06-16
Abstract
No abstract record available.
Inventors
- 👤 Lawrence A Philipp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:50
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; F25D23/061; F25D11/00; F25D11/04; F25D23/065; F25D23/068; F25B; F25B2339/00; F25B2339/02; F25B2339/023; F25D2400/00; F25D2400/10; Y; Y10; Y10S; Y10S62/00; Y10S62/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1973880A
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US2302051A
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US2304757A
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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) | 1954-02-26 | 1954-08-28 | 1955-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-26 | 1958-08-28 | 1959-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-26 | 1962-08-28 | 1963-02-27 | $7700.00 | Window Closed / Lapsed |