Patent US3559936A successfully refreshed from Google Patents.
Patent US2943633A successfully refreshed from Google Patents.
US2943633A
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US
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Dishwashing apparatus
Assignee: Westinghouse Electric Corp
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Filing: 1957-08-27
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Granted: 1960-07-05
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Expires: 1977-08-27
Abstract
No abstract record available.
Inventors
- 👤 Anthony B Marmo
- 👤 Vinal D Thurston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:58
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/14; A47L15/18; A47L15/22; A47L15/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734520A
Cited
US695967A
Cited
US1345412A
Cited
US2751917A
Cited
US2664903A
Cited
US2808063A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |