Patent DE306949C successfully refreshed from Google Patents.
Patent US3058632A successfully refreshed from Google Patents.
US3058632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extension accessory for caulking tube
Assignee: Individual
•
Filing: 1957-05-17
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Granted: 1962-10-16
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Expires: 1977-05-17
Abstract
No abstract record available.
Inventors
- 👤 William G Stremmel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:43
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/005; B05C17/00503; B05C17/00516; B05C17/00596; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17291; Y10T279/17299
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2040625A
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US2564019A
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US2561825A
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US2755003A
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US2788159A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |