US2659686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated glass structure
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1950-02-13
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Granted: 1953-11-17
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Expires: 1970-02-13
Abstract
No abstract record available.
Inventors
- 👤 George B Watkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:16
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10165; B32B17/10376; B32B17/10293; B32B17/10302; B32B17/10366; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31627; Y10T428/3163
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A LAMINATED GLASS UNIT, COMPRISING TWO SHEETS OF GLASS AND AN INTERPOSED LAYER OF PLASTIC MATERIAL BONDED THERETO TO PROVIDE A COMPOSITE STRUCTURE, THE PLASTIC INTERLAYER EXTENDING BEYOND THE EDGES OF THE GLASS SHEETS TO PROVIDE A FLEXIBLE ATTACHING FLANGE, A METAL REENFORCING BAND EMBEDDED IN THE EXTENDED PLASTIC FLANGE, AND A METAL REENFORCING GRID SECURED TO THE OUTBOARD SURFACE OF SAID METAL REENFORCING BAND AND ARRANGED BETWEEN THE GLASS SHEETS.
Claim 2
Dependent Claim
71 words
A LAMINATED GLASS UNIT, COMPRISING TWO SHEETS OF GLASS AND AN INTERPOSED LAYER OF PLASTIC MATERIAL BONDED THERETO TO PROVIDE A COMPOSITE STRUCTURE, THE PLASTIC INTERLAYER EXTENDING BEYOND THE EDGES OF THE GLASS SHEETS TO PROVIDE A FLEXIBLE ATTACHING FLANGE, A METAL REENFORCING BAND EMBEDDED IN THE EXTENDED PLASTIC FLANGE, AND A METAL REENFORCING GRID SECURED TO THE OUTBOARD SURFACE OF SAID METAL REENFORCING BAND AND ARRANGED BETWEEN THE GLASS SHEETS.
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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) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |