Patent US2926775A successfully refreshed from Google Patents.
US2926775A
Expired / Lapsed
US
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Cable retriever for pipe line cleaning machine
Assignee: Individual
•
Filing: 1954-03-19
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Granted: 1960-03-01
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Expires: 1974-03-19
Abstract
No abstract record available.
Inventors
- 👤 Howard T O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:50
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/36; B65H75/362; B65H75/364; B08; B08B; B08B9/00; B08B9/02; B08B9/027; B08B9/04; B08B9/043; B08B9/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1315970A
Cited
US2603343A
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US1648048A
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US2192439A
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US2351111A
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US2655066A
Cited
US2613706A
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US2670926A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |