Patent US2946694A successfully refreshed from Google Patents.
US2946694A
Expired / Lapsed
US
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Glass composition
Assignee: L O F GLASS FIBERS Co
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Filing: 1958-06-02
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Granted: 1960-07-26
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Expires: 1978-06-02
Abstract
No abstract record available.
Inventors
- 👤 Labino Dominick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:17
CPC Classifications
C; C03; C03C; C03C13/00; C03C3/00; C03C3/12; C03C3/16; C03C3/19; C03C3/23; C03C3/247; Y; Y10; Y10S; Y10S264/00; Y10S264/19
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
9 words
A GLASS HAVING SUBSTANTIALLY THE FOLLOWING COMPOSITION BY WEIGHT:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |