Patent US1667992A successfully refreshed from Google Patents.
Patent US2311613A successfully refreshed from Google Patents.
US2311613A
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Transparent composite material
Assignee: Owens Corning
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Filing: 1939-04-11
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Granted: 1943-02-16
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Expires: 1959-04-11
Abstract
No abstract record available.
Inventors
- 👤 Slayter Games
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:55
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/0405; C08J5/043; B; B32; B32B; B32B17/00; B32B17/02; B32B17/04; B32B5/00; B32B5/22; B32B5/24; Y; Y10; Y10S; Y10S206/00; Y10S206/819; Y10S220/00; Y10S220/12; Y10T; Y10T428/00; Y10T428/26; Y10T442/00; Y10T442/20; Y10T442/2926; Y10T442/2992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-02-15 | 1946-08-17 | 1947-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-02-15 | 1950-08-17 | 1951-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-02-15 | 1954-08-17 | 1955-02-16 | $7700.00 | Window Closed / Lapsed |