US3445254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fibers and treatment therefor
Assignee: United States Atomic Energy Commission
•
Filing: 1964-10-14
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Granted: 1969-05-20
•
Expires: 1984-10-14
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Tiede
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:25
CPC Classifications
C; C03; C03C; C03C13/00; C03C13/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2461841A
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US2491761A
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US3092531A
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US2928780A
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US2995803A
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US3179572A
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US3252868A
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US3192026A
Cited
US3084054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-19 | 1972-11-18 | 1973-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-19 | 1976-11-18 | 1977-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-19 | 1980-11-18 | 1981-05-20 | $7700.00 | Window Closed / Lapsed |