US2623248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator door construction
Assignee: Individual
•
Filing: 1949-08-03
•
Granted: 1952-12-30
•
Expires: 1969-08-03
Abstract
No abstract record available.
Inventors
- 👤 Saunders Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:40
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US234895A
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DE658675C
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US1268554A
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US1552748A
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US1601055A
Cited
US1750631A
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US2000882A
Cited
US1980005A
Cited
US2088909A
Cited
US2489019A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |