US3047442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inorganic laminate
Assignee: Goodyear Aircraft Corp
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Filing: 1957-07-29
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Granted: 1962-07-31
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Expires: 1977-07-29
Abstract
No abstract record available.
Inventors
- 👤 Francis A Bozzacco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:19
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; B; B29; B29C; B29C70/00; D06M11/00; D06M11/77; D06M11/79; B29K; B29K2309/00; B29K2309/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612; Y10T442/00; Y10T442/30; Y10T442/3472; Y10T442/3528; Y10T442/3553
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
164 words
THE METHOD OF PREPARING AN INORGANIC LAMINATE WHICH IS CHARACTERIZED BY EXCELLENT STABILITY AND DI-ELECTRIC PROPERTIES AT TEMPERATURES TO 2500*F. AND HIGHER COMPRISING (1) COATING A FIBER GLASS FABRIC WITH A SILICONE RESIN DISSOLVED IN A SOLVENT, (2) HEATING SAID COATED FABRIC TO A TEMPERATURE OF ABOUT 100*F. FOR A PERIOD OF ABOUT 2 HOURS IN ORDER TO REMOVE THE SOLVENT, (3) COATING THE TREATED FIBER GLASS FABRIC WITH A LAYER ABOUT .015 INCH THICK COMPRISED OF ABOUT 50% BY WEIGHT OF SODIUM SILICATE AND ABOUT 50% BY WEIGHT OF FINELY GROUND QUARTZ, (4) ASSEMBLING THE LAMINATE BY PLYING TOGETHER FROM 10 TO 30 SHEETS OF THE PREVIOUSLY PREPARED FABRIC, (5) PRESSING THE LAMINATE ASSEMBLY UNDER A PRESSURE OF ABOUT 5 TO 10 POUNDS PER SQUARE INCH, (6) CURING THE LAMINATE AT A TEMPERATURE OF ABOUT 200* F. FOR ABOUT THREE AND ONE-HALF HOURS, (7) CONTINUING THE CURE AT A TEMPERATURE OF ABOUT 500*F. FOR ABOUT 10 HOURS IN ORDER TO PROVIDE THE LAMINATE,
Claim 2
Independent Claim
164 words
THE METHOD OF PREPARING AN INORGANIC LAMINATE WHICH IS CHARACTERIZED BY EXCELLENT STABILITY AND DI-ELECTRIC PROPERTIES AT TEMPERATURES TO 2500*F. AND HIGHER COMPRISING (1) COATING A FIBER GLASS FABRIC WITH A SILICONE RESIN DISSOLVED IN A SOLVENT, (2) HEATING SAID COATED FABRIC TO A TEMPERATURE OF ABOUT 100*F. FOR A PERIOD OF ABOUT 2 HOURS IN ORDER TO REMOVE THE SOLVENT, (3) COATING THE TREATED FIBER GLASS FABRIC WITH A LAYER ABOUT .015 INCH THICK COMPRISED OF ABOUT 50% BY WEIGHT OF SODIUM SILICATE AND ABOUT 50% BY WEIGHT OF FINELY GROUND QUARTZ, (4) ASSEMBLING THE LAMINATE BY PLYING TOGETHER FROM 10 TO 30 SHEETS OF THE PREVIOUSLY PREPARED FABRIC, (5) PRESSING THE LAMINATE ASSEMBLY UNDER A PRESSURE OF ABOUT 5 TO 10 POUNDS PER SQUARE INCH, (6) CURING THE LAMINATE AT A TEMPERATURE OF ABOUT 200* F. FOR ABOUT THREE AND ONE-HALF HOURS, (7) CONTINUING THE CURE AT A TEMPERATURE OF ABOUT 500*F. FOR ABOUT 10 HOURS IN ORDER TO PROVIDE THE LAMINATE,
Claim 3
Dependent Claim
113 words
AN INORGANIC LAMINATE CHARACTERIZED BY EXCELLENT STABILITY AND DIELETRIC PROPERTIES AT TEMPERATURES TO 2500* F. AND HIGHER COMPRISED OF A MULTIPLICITY OF SHEETS OF INORGANIC GLASS FIBERS, SAID FIBERS BEING COATED WITH A PROTECTIVE SILICONE RESIN, THE SHEETS OF TREATED GLASS FIBER BEING HELD TOGETHER IN SPACED APART RELATIONSHIP BY MEANS OF AN INORGANIC BINDER COMPRISED OF AN INORGANIC BINDER SELECTED FROM THE GROUP CONSISTING OF SODIUM SILICATE, POTASSIUM SILICATE MANGANESIUM OXYSULFATE, MAGNESIUM OXYCHLORIDE, CALCIUM ALUMINATE, SILICIA GEL , AND A PHOSPHATE CEMENT AND AN INORGANIC FILLER SELECTED FROM THE GROUP CONSISTING OF GROUND QUARTZ, MICA, ALUMINUM OXIDE, SILICA, FURNACE SLAG, MAGNESIUM SILICOFLUORIDE, MAGNESIUM OXIDE, ZINC OXIDE, ALUMINUM HYDRATE, BARIUM FLUOSILICATE, POTASAND SILICIA.
Claim 4
Dependent Claim
113 words
AN INORGANIC LAMINATE CHARACTERIZED BY EXCELLENT STABILITY AND DIELETRIC PROPERTIES AT TEMPERATURES TO 2500* F. AND HIGHER COMPRISED OF A MULTIPLICITY OF SHEETS OF INORGANIC GLASS FIBERS, SAID FIBERS BEING COATED WITH A PROTECTIVE SILICONE RESIN, THE SHEETS OF TREATED GLASS FIBER BEING HELD TOGETHER IN SPACED APART RELATIONSHIP BY MEANS OF AN INORGANIC BINDER COMPRISED OF AN INORGANIC BINDER SELECTED FROM THE GROUP CONSISTING OF SODIUM SILICATE, POTASSIUM SILICATE MANGANESIUM OXYSULFATE, MAGNESIUM OXYCHLORIDE, CALCIUM ALUMINATE, SILICIA GEL , AND A PHOSPHATE CEMENT AND AN INORGANIC FILLER SELECTED FROM THE GROUP CONSISTING OF GROUND QUARTZ, MICA, ALUMINUM OXIDE, SILICA, FURNACE SLAG, MAGNESIUM SILICOFLUORIDE, MAGNESIUM OXIDE, ZINC OXIDE, ALUMINUM HYDRATE, BARIUM FLUOSILICATE, POTASAND SILICIA.
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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) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |