US2493691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dishwashing machine
Assignee: Individual
•
Filing: 1943-06-29
•
Granted: 1950-01-03
•
Expires: 1963-06-29
Abstract
No abstract record available.
Inventors
- 👤 Phillip M Pappas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:59
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/0076; A47L15/0081; A47L15/42; A47L15/4251; A47L15/4257; A47L15/4259; Y; Y10; Y10T; Y10T74/00; Y10T74/11; Y10T74/114
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1670611A
Cited
US2180035A
Cited
US2314332A
Cited
US2200127A
Cited
US2372205A
Cited
US2278268A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-02 | 1953-07-04 | 1954-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-02 | 1957-07-04 | 1958-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-02 | 1961-07-04 | 1962-01-03 | $7700.00 | Window Closed / Lapsed |