Patent US4109505A successfully refreshed from Google Patents.
US3055245A
Expired / Lapsed
US
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Prepositioning chuck
Assignee: PIPE MACHINERY CO
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Filing: 1960-02-18
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Granted: 1962-09-25
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Expires: 1980-02-18
Abstract
No abstract record available.
Inventors
- 👤 John G Mckay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:42
CPC Classifications
B; B23; B23Q; B23Q7/00; B23Q7/003; B21; B21D; B21D43/00; B21D43/003; Y; Y10; Y10T; Y10T408/00; Y10T408/52; Y10T82/00; Y10T82/16; Y10T82/16032; Y10T82/25; Y10T82/2514; Y10T82/2516; Y10T83/00; Y10T83/525; Y10T83/541; Y10T83/543
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |