US2912988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined dishwasher and sink apparatus
Assignee: Individual
•
Filing: 1957-11-19
•
Granted: 1959-11-17
•
Expires: 1977-11-19
Abstract
No abstract record available.
Inventors
- 👤 Kochendorffer Fredri Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:16
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/18; E03C1/182; E03C1/184; A; A47; A47L; A47L15/00; A47L15/0086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US563663A
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US735840A
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US799331A
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US1697894A
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US2031816A
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US2407533A
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US2586620A
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US2619099A
Cited
US2722227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |