Patent US3369880A successfully refreshed from Google Patents.
US3369880A
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Process for making humidity sensing device
Assignee: Corning Glass Works
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Filing: 1964-12-22
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Granted: 1968-02-20
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Expires: 1984-12-22
Abstract
No abstract record available.
Inventors
- 👤 Virgil D Mochel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:18
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/22; C03C21/00; C03C21/007; G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/12; G01N27/121; C03C2217/00; C03C2217/20; C03C2217/28; C03C2217/284; C03C2217/286; C03C2218/00; C03C2218/10; C03C2218/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2481728A
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US2533246A
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US2662809A
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US2613302A
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US2876321A
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US3001918A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |