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Patent US2654285A successfully refreshed from Google Patents.
US2654285A
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US
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Borehole loader
Assignee: Atlas Powder Co
•
Filing: 1948-08-31
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Granted: 1953-10-06
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Expires: 1968-08-31
Abstract
No abstract record available.
Inventors
- 👤 Mcgirr Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:37
CPC Classifications
F; F42; F42D; F42D1/00; F42D1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US904966A
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US913745A
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US2139702A
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US2163947A
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US2176553A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-05 | 1957-04-06 | 1957-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-05 | 1961-04-06 | 1961-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-05 | 1965-04-06 | 1965-10-06 | $7700.00 | Window Closed / Lapsed |