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Patent US2682153A successfully refreshed from Google Patents.
US2682153A
Expired / Lapsed
US
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Trench roller
Assignee: Galion Iron Works & Manufacturing Co
•
Filing: 1950-12-04
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Granted: 1954-06-29
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Expires: 1970-12-04
Abstract
No abstract record available.
Inventors
- 👤 Sr Robert C Fink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:53
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/23; E01C19/26; E01C19/268; E02; E02D; E02D3/00; E02D3/02; E02D3/026; E02D3/032
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1022160A
Cited
DE332262C
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US1631271A
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GB296555A
Cited
DE591348C
Cited
US2044684A
Cited
US2116468A
Cited
US2197395A
Cited
US2231710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |