US3009510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for corrugating sheet metal strip
Assignee: RCA Corp
•
Filing: 1958-04-25
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Granted: 1961-11-21
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Expires: 1978-04-25
Abstract
No abstract record available.
Inventors
- 👤 Avram M Meshulam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:25
CPC Classifications
F; F28; F28F; F28F1/00; F28F1/10; F28F1/12; F28F1/126; F28F1/128; B; B21; B21D; B21D13/00; B21D13/02; F28F1/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE469322C
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DE2490C
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FR548942A
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US2443377A
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US2773538A
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DE846539C
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DE951206C
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |