Patent US3475580A successfully refreshed from Google Patents.
US3475580A
Expired / Lapsed
US
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Strip positioning and trimming apparatus for a strip end welding machine
Assignee: Newcor Inc
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Filing: 1966-05-31
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Granted: 1969-10-28
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Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 John D Morley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:54
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/06; B23K11/061; B23K37/00; B23K37/04; B23K37/0426; B23K37/0435
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2827809A
Cited
US2800568A
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US3057056A
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US3256419A
Cited
US3247354A
Cited
US3370771A
Cited
US3355077A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |