Patent US2979275A successfully refreshed from Google Patents.
US2979275A
Expired / Lapsed
US
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Automatic coiling machines
Assignee: General Engineering Co Ltd
•
Filing: 1957-10-15
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Granted: 1961-04-11
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Expires: 1977-10-15
Abstract
No abstract record available.
Inventors
- 👤 Bigland Bernard Keith
- 👤 Garner Ronald Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:47
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/02; B21C47/04; B21C47/24; B21C47/245; B21C49/00; B65; B65H; B65H67/00; B65H67/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2561725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |