US3284263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing a laminated glazing assembly
Assignee: INDUSTRIELLE TRIPLEX Ste
•
Filing: 1962-02-01
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Granted: 1966-11-08
•
Expires: 1982-02-01
Abstract
No abstract record available.
Inventors
- 👤 Jamet Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:37
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C65/00; B29C65/48; B29C65/4805; B29C65/483; B29C65/4835; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/45; B29C66/70; B29C66/71; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31859
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A METHOD OF PRODUCING A LAMINATE CONSISTING OF POLYMETHYLMETHACRYLATE SHEETS AND A POLYVINYL BUTYRAL INTERLAYER WHICH COMPRISES ASSEMBLING THE SHEETS AND LAYER, SEALING THE PERIPHERY THEREOF WITH A RIBBON THE EDGES OF WHICH ARE ADHESIVELY ATTACHED TO THE PERIPHERAL EDGES OF THE LAMINATED SHEETS AND THE CENTER OF WHICH IS PNEUMATICALLY OPEN TO THE INTERFACES OF SHEETS AND INTERLAYER, SUSPENDNG THE ASSEMBLED LAMINATE VERTICALLY WITHIN AN AUTOCLAVE, HEATING THE LAMINATE TO A TEMPERATURE AT WHICH HE POLYVINYL BUTYRAL IS ADHESIVE, AND SIMULTANEOUSLY INCREASING THE PRESSURE OF THE AIR WITHIN THE AUTOCLAVE BEARING ON THE LAMINATE AND EVACUATING THE AIR ENCLOSED BETWEEN THE ELEMENTS THEREOF THROUGH THE RIBBON, THEREBY SEALING THE SHEETS TO THE INTERLAYER.
Claim 2
Independent Claim
114 words
A METHOD OF PRODUCING A LAMINATE CONSISTING OF POLYMETHYLMETHACRYLATE SHEETS AND A POLYVINYL BUTYRAL INTERLAYER WHICH COMPRISES ASSEMBLING THE SHEETS AND LAYER, SEALING THE PERIPHERY THEREOF WITH A RIBBON THE EDGES OF WHICH ARE ADHESIVELY ATTACHED TO THE PERIPHERAL EDGES OF THE LAMINATED SHEETS AND THE CENTER OF WHICH IS PNEUMATICALLY OPEN TO THE INTERFACES OF SHEETS AND INTERLAYER, SUSPENDNG THE ASSEMBLED LAMINATE VERTICALLY WITHIN AN AUTOCLAVE, HEATING THE LAMINATE TO A TEMPERATURE AT WHICH HE POLYVINYL BUTYRAL IS ADHESIVE, AND SIMULTANEOUSLY INCREASING THE PRESSURE OF THE AIR WITHIN THE AUTOCLAVE BEARING ON THE LAMINATE AND EVACUATING THE AIR ENCLOSED BETWEEN THE ELEMENTS THEREOF THROUGH THE RIBBON, THEREBY SEALING THE SHEETS TO THE INTERLAYER.
References Cited (Backward Citations)
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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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |