Patent US3895927A successfully refreshed from Google Patents.
US2911076A
Expired / Lapsed
US
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Structural panel construction
Assignee: Stribuload Inc
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Filing: 1953-05-26
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Granted: 1959-11-03
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Expires: 1973-05-26
Abstract
No abstract record available.
Inventors
- 👤 Seymour G Saunders
- 👤 James A Holcomb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:37
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/36; E04C2/365; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24157; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31678; Y10T428/31703
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN A LAMINATED STRUCTURAL PANEL, THE COMBINATION COMPRISING A CORE, A METAL SKIN HAVING A LAYER OF PORCELAIN ENAMEL FUSED TO THE SURFACES THEREOF, ON SURFACE OF THE PORCELAIN ENAMEL LAYER ON ONE SIDE OF THE SKIN HAVING A LAYER OF ALUMINUM OXIDE FUSED THERETO, A LAYER OF WATER INSOLUBLE ORGANIC ADHESIVE, SAID LAYER OF WATER INSOULABLE ORGANIC ADHESIVE ADHERING TO SAID LAYER OF ALUMINUM OXIDE AND TO SAID CORE WHEREBY SAID LAYER OF ALUMINUM OXIDE IS BONDED TO SAID CORE BY SAID WATER INSOULABLE ORGANIC ADHESIVE.
Claim 2
Dependent Claim
87 words
IN A LAMINATED STRUCTURAL PANEL, THE COMBINATION COMPRISING A CORE, A METAL SKIN HAVING A LAYER OF PORCELAIN ENAMEL FUSED TO THE SURFACES THEREOF, ON SURFACE OF THE PORCELAIN ENAMEL LAYER ON ONE SIDE OF THE SKIN HAVING A LAYER OF ALUMINUM OXIDE FUSED THERETO, A LAYER OF WATER INSOLUBLE ORGANIC ADHESIVE, SAID LAYER OF WATER INSOULABLE ORGANIC ADHESIVE ADHERING TO SAID LAYER OF ALUMINUM OXIDE AND TO SAID CORE WHEREBY SAID LAYER OF ALUMINUM OXIDE IS BONDED TO SAID CORE BY SAID WATER INSOULABLE ORGANIC ADHESIVE.
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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) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |