US2798613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strainer
Assignee: AW Cash Co
•
Filing: 1953-05-26
•
Granted: 1957-07-09
•
Expires: 1973-05-26
Abstract
No abstract record available.
Inventors
- 👤 Earl E Tinker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:29
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1631822A
Cited
US1675200A
Cited
US1908925A
Cited
GB574206A
Cited
US2399994A
Cited
US2644586A
Cited
US2661096A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |