Patent US2797567A successfully refreshed from Google Patents.
US2797567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination washing, rinsing, and drying machine
Assignee: Individual
•
Filing: 1951-10-11
•
Granted: 1957-07-02
•
Expires: 1971-10-11
Abstract
No abstract record available.
Inventors
- 👤 Heien Sigurd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:55
CPC Classifications
D; D06; D06F; D06F23/00; D06F23/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1453711A
Cited
US1497180A
Cited
US1470242A
Cited
US1700563A
Cited
US1515003A
Cited
US1799649A
Cited
US1740716A
Cited
US1917829A
Cited
CH200636A
Cited
US2230345A
Cited
US2345185A
Cited
US2561186A
Cited
US2564798A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |