Patent US3328086A successfully refreshed from Google Patents.
US3328086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Articles of composite structures of fibrous glass
Assignee: Owens Corning
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Filing: 1965-08-20
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Granted: 1967-06-27
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Expires: 1985-08-20
Abstract
No abstract record available.
Inventors
- 👤 Lowell B Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:35
CPC Classifications
A; A47; A47C; A47C5/00; A47C5/12; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249991; Y10T428/249992
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A COMPOSITE, INTEGRATED, NON-PLANAR, MOVABLE, INDEPENDENTLY SERVICEABLE ARTICLE OF FIBROUS GLASS AND A RESINOUS MATERIAL HAVING DISTINCT SECTIONS OF DIFFERENT STRUCTURAL AND UTILITY CHARACTERISTICS, SAID SECTIONS INCLUDING A SECTION OF LOW DENSITY, WITH A PREPONDERANT AIR CONTENT, IN WHICH THE FIBROUS GLASS IS GENERALLY HELD IN SPACED RELATION BY A BINDER OF RESINOUS MATERIAL, AND A STURDY, SEMI-SOLID SECTION OF HIGH DENSITY WITH A SUBSTANTIALLY CONTINOUS AND VOLUMETRICALLY PREPONDERANT COMPONENT OF RESINOUS MATERIAL, WHICH IS REINFORCED WITH FIBROUS GLASS.
Claim 2
Dependent Claim
79 words
A COMPOSITE, INTEGRATED, NON-PLANAR, MOVABLE, INDEPENDENTLY SERVICEABLE ARTICLE OF FIBROUS GLASS AND A RESINOUS MATERIAL HAVING DISTINCT SECTIONS OF DIFFERENT STRUCTURAL AND UTILITY CHARACTERISTICS, SAID SECTIONS INCLUDING A SECTION OF LOW DENSITY, WITH A PREPONDERANT AIR CONTENT, IN WHICH THE FIBROUS GLASS IS GENERALLY HELD IN SPACED RELATION BY A BINDER OF RESINOUS MATERIAL, AND A STURDY, SEMI-SOLID SECTION OF HIGH DENSITY WITH A SUBSTANTIALLY CONTINOUS AND VOLUMETRICALLY PREPONDERANT COMPONENT OF RESINOUS MATERIAL, WHICH IS REINFORCED WITH FIBROUS GLASS.
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |