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US2642307A
Expired / Lapsed
US
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Grab
Assignee: American Brake Shoe Co
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Filing: 1949-01-26
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Granted: 1953-06-16
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Expires: 1969-01-26
Abstract
No abstract record available.
Inventors
- 👤 Walter J Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:44
CPC Classifications
B; B29; B29C; B29C31/00; B29C31/006; B66; B66C; B66C1/00; B66C1/10; B66C1/22; B66C1/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US954584A
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US1544011A
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US1615115A
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US1865739A
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US2087877A
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US2120639A
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US2138498A
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US2284238A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |