US3345241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structural panel and method for producing same
Assignee: Owens Corning
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Filing: 1965-12-13
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Granted: 1967-10-03
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Expires: 1985-12-13
Abstract
No abstract record available.
Inventors
- 👤 Richard F Shannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:26
CPC Classifications
B; B27; B27D; B27D1/00; B27D1/04; B29; B29C; B29C70/00; B29C70/003; E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/16; B29K; B29K2309/00; B29K2309/08; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24132; Y10T428/24752; Y10T428/24769
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A LIGHTWEIGHT HIGH STRENGTH LONITUDINALLY EXTENDING PANEL COMPRISING: A CORE OF SILICEOUS FIBERS HAVING CLOSELY SPACED MAJOR SURFACES AND LONGITUDINALLY EXTENDING GENERALLY PARALLEL SIDE SURFACES WITH INDIVIDUAL FIBERS EXTENDING GENERALLY PARALLEL TO SAID SURFACES, SAID FIBERS BEING BONDED TOGETHER AT SPACED APART POINTS BY A FIRST BINDER, FIRST AND SECOND SKINS ON RESPECTIVE MAJOR SURFACES, AND A PLURALITY OF RIGID SHEAR RESISTANT HIGH STRENGTH REGIONS OF BINDER AND FIBERS EXTENDING BETWEEN AND BONDED TO SAID FIRST AND SECOND SKINS, THE BINDER OF SAID HIGH STRENGTH REGIONS ALSO HAVING SUFFICIENT LATERAL PENETRATION OF THE MASS OF FIBERS TO ACHIEVE A SIGNIFICANT LATERAL BRACING OF THE FIBERS BY INTERCONNECTING BINDER WHICH BRACES THE FIBERS LATERALLY TO EACH OTHER INTERMEDIATE POINTS BONDED TOGETHER BY SAID FIRST MENTIONED BINDER.
Claim 2
Dependent Claim
125 words
A LIGHTWEIGHT HIGH STRENGTH LONITUDINALLY EXTENDING PANEL COMPRISING: A CORE OF SILICEOUS FIBERS HAVING CLOSELY SPACED MAJOR SURFACES AND LONGITUDINALLY EXTENDING GENERALLY PARALLEL SIDE SURFACES WITH INDIVIDUAL FIBERS EXTENDING GENERALLY PARALLEL TO SAID SURFACES, SAID FIBERS BEING BONDED TOGETHER AT SPACED APART POINTS BY A FIRST BINDER, FIRST AND SECOND SKINS ON RESPECTIVE MAJOR SURFACES, AND A PLURALITY OF RIGID SHEAR RESISTANT HIGH STRENGTH REGIONS OF BINDER AND FIBERS EXTENDING BETWEEN AND BONDED TO SAID FIRST AND SECOND SKINS, THE BINDER OF SAID HIGH STRENGTH REGIONS ALSO HAVING SUFFICIENT LATERAL PENETRATION OF THE MASS OF FIBERS TO ACHIEVE A SIGNIFICANT LATERAL BRACING OF THE FIBERS BY INTERCONNECTING BINDER WHICH BRACES THE FIBERS LATERALLY TO EACH OTHER INTERMEDIATE POINTS BONDED TOGETHER BY SAID FIRST MENTIONED BINDER.
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |