Patent US3531319A successfully refreshed from Google Patents.
US3531319A
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US
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Method and apparatus for the coating in vacuo of a moving ribbon
Assignee: Compagnie de Saint Gobain SA
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Filing: 1964-09-09
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Granted: 1970-09-29
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Expires: 1984-09-09
Abstract
No abstract record available.
Inventors
- 👤 Salvatore Martorana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:47
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/56; C23C14/562; C03; C03C; C03C17/00; C03C17/06; C03C17/09; C03C25/00; C03C25/10; C03C25/42; C03C25/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2968583A
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US2996410A
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US3040702A
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US3086882A
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US3043715A
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US3000346A
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US3054700A
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US3197861A
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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) | 1973-09-28 | 1974-03-30 | 1974-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-28 | 1978-03-30 | 1978-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-28 | 1982-03-30 | 1982-09-29 | $7700.00 | Window Closed / Lapsed |