US2425568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated safety glass
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1942-03-21
•
Granted: 1947-08-12
•
Expires: 1962-03-21
Abstract
No abstract record available.
Inventors
- 👤 Joseph D Ryan
- 👤 Jr Fred B Shaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:45
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/1055; B32B17/10761; C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/11; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31627; Y10T428/3163
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2117827A
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US2079701A
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US2184426A
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US2388802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-11 | 1951-02-10 | 1951-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-11 | 1955-02-10 | 1955-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-11 | 1959-02-10 | 1959-08-12 | $7700.00 | Window Closed / Lapsed |