US2588563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary shelf refrigerator
Assignee: Individual
•
Filing: 1949-02-25
•
Granted: 1952-03-11
•
Expires: 1969-02-25
Abstract
No abstract record available.
Inventors
- 👤 Richard M Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:52
CPC Classifications
F; F25; F25D; F25D25/00; F25D11/00; F25D11/02; F25D25/02; F25D25/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US874933A
Cited
US964900A
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US1018180A
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US2139441A
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US2091292A
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US2095655A
Cited
US2115343A
Cited
US2239734A
Cited
US2400135A
Cited
US2507834A
Cited
US2498028A
Cited
US2484894A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-11 | 1955-09-10 | 1956-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-11 | 1959-09-10 | 1960-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-11 | 1963-09-10 | 1964-03-11 | $7700.00 | Window Closed / Lapsed |