Patent US3465536A successfully refreshed from Google Patents.
US3465536A
Expired / Lapsed
US
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Removable cover for access opening of refrigerated cabinet
Assignee: Dual Jet Refrigeration Co
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Filing: 1968-11-18
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Granted: 1969-09-09
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Expires: 1988-11-18
Abstract
No abstract record available.
Inventors
- 👤 Robert E Vogel
- 👤 Bernard A Hermanson
- 👤 Earl G Kuykendall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:34
CPC Classifications
F; F25; F25D; F25D29/00; A; A47; A47F; A47F3/00; A47F3/04; A47F3/0439; A47F3/0443; A47F3/0447; A47F3/0478; G; G05; G05D; G05D23/00; G05D23/19; G05D23/275; G05D23/27535; G05D23/27537; F25B; F25B2600/00; F25B2600/23; F25B2700/00; F25B2700/21; F25B2700/2117
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3126590A
Cited
US2492970A
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US2402112A
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US2522090A
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US2554915A
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US2659114A
Cited
US3004309A
Cited
US3186185A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |