Patent US2731176A successfully refreshed from Google Patents.
US2731176A
Expired / Lapsed
US
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Extruding applicator for calking compound and the like
Assignee: Individual
•
Filing: 1952-01-04
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Granted: 1956-01-17
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Expires: 1972-01-04
Abstract
No abstract record available.
Inventors
- 👤 Crewe Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:24
CPC Classifications
G; G01; G01F; G01F11/00; G01F11/02; G01F11/021; G01F11/025; G01F11/026; B; B05; B05C; B05C17/00; B05C17/005; B05C17/01; B05C17/0116; B05C17/012; B05C17/0123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US1012700A
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US1480883A
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US1555711A
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US1852658A
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US2530359A
Cited
US2646906A
Cited
US2629517A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |