Patent US3724152A successfully refreshed from Google Patents.
US3724152A
Expired / Lapsed
US
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Masonry laminate
Assignee: Individual
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Filing: 1971-01-13
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Granted: 1973-04-03
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Expires: 1991-01-13
Abstract
Abstract A masonry laminate comprising a facing sheet of architectural grade marble or granite or the like, a supporting member of suitable hard stone such as marble or granite and a backing member comprising a layer of concrete or a combination of concrete and hollow blocks. The facing sheet which may optionally consist of several pieces is cemented to the supporting member by means of a thin layer of a high strength, non-shrinking, quick setting adhesive and the bond is reinforced by metal rods which pass through the supporting member and part way through the facing sheet.
Inventors
- 👤 A Castellarin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:46
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/04; E04C2/041; E04C2/044
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
39 words
A masonry laminate as claimed in claim 1 wherein said means bonding said facing sheet to said supporting and stabilizing member includes reinforcing members, each said reinforcing member passing through said supporting member and partially through said facing sheet.
Claim 2
Dependent Claim
52 words
A masonry laminated as claimed in claim 2 wherein each said reinforcing member is a metal rod inserted through a hole in said supporting and stabilizing member and extending into a cavity in the rear of said facing sheet, said rod being cemented to both said facing sheet and said supporting member.
Claim 3
Dependent Claim
21 words
A masonry laminate as claimed in claim 3 wherein said rod is provided with surface protrusions to provide a firm bond.
Claim 4
Dependent Claim
51 words
A masonry laminate as claimed in claim 1 wherein said means bonding said supporting and stabilizing member to said backing member includes wire screens, each said screen inserted into a groove provided in the rear of said supporting member and cemented therein and extending a substantial way through said backing member.
Claim 5
Dependent Claim
51 words
A masonry laminate as claimed in claim 1 wherein the means bonding said facing sheet to said supporting and stabilizing member includes an adhesive layer and said adhesive layer is provided with an intermediate perforated metal sheet, said adhesive layer extending on both sides of said sheet and through said perforations.
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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) | 1976-04-02 | 1976-10-02 | 1977-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-02 | 1980-10-02 | 1981-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-02 | 1984-10-02 | 1985-04-03 | $7700.00 | Window Closed / Lapsed |