US2979747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work conveying and brushing machine
Assignee: Osborn Manufacturing Corp
•
Filing: 1957-08-08
•
Granted: 1961-04-18
•
Expires: 1977-08-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Edwin H Brauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:32
CPC Classifications
B; B24; B24B; B24B27/00; B23; B23F; B23F19/00; B23F19/10; B23F19/108; B23F23/00; B23F23/02; B23F23/04; B24B41/00; B24B41/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US568685A
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US2073837A
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GB474371A
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US2282474A
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US2380550A
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US2513587A
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US2609034A
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US2513213A
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US2528293A
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US2673361A
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US2714786A
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GB756360A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |