Patent US3336414A successfully refreshed from Google Patents.
US2995803A
Expired / Lapsed
US
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Process of preparing heat-resistant glass fabric
Assignee: Haveg Industries Inc
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Filing: 1959-05-21
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Granted: 1961-08-15
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Expires: 1979-05-21
Abstract
No abstract record available.
Inventors
- 👤 James F Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:00
CPC Classifications
C; C03; C03C; C03C13/00; C03C13/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2334754A
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US2381061A
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US2461841A
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US2491761A
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US2686954A
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US2685120A
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US2889611A
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US2857653A
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US2828528A
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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) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |