Patent US2688930A successfully refreshed from Google Patents.
US2688930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine pump
Assignee: Individual
•
Filing: 1951-01-27
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Granted: 1954-09-14
•
Expires: 1971-01-27
Abstract
No abstract record available.
Inventors
- 👤 Moss Albert H De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:22
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/08; D06F39/083; D06F39/085; F; F04; F04D; F04D29/00; F04D29/18; F04D29/22; F04D29/2205; F04D29/2222; F04D29/2227; F04D29/60; F04D29/62; F04D29/628; D06F2103/00; D06F2103/44; D06F2103/48; F05; F05D; F05D2260/00; F05D2260/30; F05D2260/39; F05D2300/00; F05D2300/40; F05D2300/43; F05D2300/431
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2371250A
Cited
US1790470A
Cited
US1971406A
Cited
US1402719A
Cited
US2120277A
Cited
US2141916A
Cited
US2152805A
Cited
US2116397A
Cited
US2283263A
Cited
US2331641A
Cited
GB566336A
Cited
US2402939A
Cited
US2512394A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |