Patent US2809402A successfully refreshed from Google Patents.
US2809402A
Expired / Lapsed
US
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Door structure for refrigerators
Assignee: S G ANDERSON
•
Filing: 1953-01-05
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Granted: 1957-10-15
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Expires: 1973-01-05
Abstract
No abstract record available.
Inventors
- 👤 Herbert L Southworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:01
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2399666A
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US2305413A
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US2311182A
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US2332195A
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US2420240A
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US2632744A
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US2559087A
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US2623248A
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US2639472A
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US2620521A
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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) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |