Patent US3248273A successfully refreshed from Google Patents.
US3248273A
Expired / Lapsed
US
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Laminated glass structure
Assignee: Libbey Owens Ford Glass Co
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Filing: 1961-12-08
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Granted: 1966-04-26
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Expires: 1981-12-08
Abstract
No abstract record available.
Inventors
- 👤 James H Boicey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:51
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10165; B32B17/10174; B32B17/10293; B32B17/10366; E; E06; E06B; E06B7/00; E06B7/12; E06B7/28; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331; Y10T428/24339; Y10T428/24347; Y10T428/26; Y10T428/266; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2962
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
IN A LAMINATED GLASS GLAZING UNIT COMPRISING AT LEAST TWO SHEETS OF GLASS AND AT LEAST ONE LAYER OF A NONBRITTLE THERMOPLASTIC MATERIAL INTERPOSED THEREBETWEEN AND INTEGRALLY BONDED TO THE SHEETS, SAID THERMOPLASTIC MATERIAL BEING BUILT UP AROUND THE PERIPHERY OF SUCH UNIT TO EXTEND OUTWARDLY BEYOND THE SHEETS AND FORM A MOUNTING FLANGE, AN ANNULAR REINFORCING MEMBER DISPOSED ABOUT THE PERIPHERY OF SAID UNIT AND PROJECTING INWARDLY THROUGH SAID THERMOPLASTIC MATERIAL TO A POINT BETWEEN THE GLASS SHEETS, A FIRST VAPOR-IMPERVIOUS BAND ADHERED
Claim 2
Dependent Claim
84 words
IN A LAMINATED GLASS GLAZING UNIT COMPRISING AT LEAST TWO SHEETS OF GLASS AND AT LEAST ONE LAYER OF A NONBRITTLE THERMOPLASTIC MATERIAL INTERPOSED THEREBETWEEN AND INTEGRALLY BONDED TO THE SHEETS, SAID THERMOPLASTIC MATERIAL BEING BUILT UP AROUND THE PERIPHERY OF SUCH UNIT TO EXTEND OUTWARDLY BEYOND THE SHEETS AND FORM A MOUNTING FLANGE, AN ANNULAR REINFORCING MEMBER DISPOSED ABOUT THE PERIPHERY OF SAID UNIT AND PROJECTING INWARDLY THROUGH SAID THERMOPLASTIC MATERIAL TO A POINT BETWEEN THE GLASS SHEETS, A FIRST VAPOR-IMPERVIOUS BAND ADHERED
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |