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US2091607A
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US
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Refrigerator shelf
Assignee: Servel Inc
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Filing: 1935-06-21
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Granted: 1937-08-31
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Expires: 1955-06-21
Abstract
No abstract record available.
Inventors
- 👤 Alfred E Nave
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:40
CPC Classifications
F; F25; F25D; F25D25/00; F25D25/02; F25D2325/00; F25D2325/021; F25D2325/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-08-30 | 1941-03-01 | 1941-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-30 | 1945-03-01 | 1945-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-30 | 1949-03-01 | 1949-08-31 | $7700.00 | Window Closed / Lapsed |