Patent US3745052A successfully refreshed from Google Patents.
US3745052A
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Building panel with high relief aggregate face
Assignee: Individual
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Filing: 1971-11-24
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Granted: 1973-07-10
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Expires: 1991-11-24
Abstract
Abstract A BUILDING PANEL, HAVING A FRAME DESIGNED TO HOLD A BACKING OF POLYURETHANE FOAM OR LIKE MATERIAL, WITH A RESIN LAMINATE LAYER LAID ON THE FOAM, AND A GEL LAYER LAID ON THE LAMINATE LAYER, WITH AGGREGATE EMBEDDED IN THE GEL TO A DEPTH OF ABOUT ONE-THIRD TO ONE-FOURTH TO ACHIEVE A HIGH RELIEF AGGREGATE FACE.
Inventors
- 👤 L Higgins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:44
CPC Classifications
B; B32; B32B; B32B5/00; B32B5/22; B32B5/24; B32B5/245; E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/20; E04C2/205; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/18; B32B2260/00; B32B2260/02; B32B2260/021; B32B2260/04; B32B2260/046; B32B2607/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24942; Y10T428/2495; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/24999; Y10T428/249991; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31518
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1976-07-09 | 1977-01-08 | 1977-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-09 | 1981-01-08 | 1981-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-09 | 1985-01-08 | 1985-07-10 | $7700.00 | Window Closed / Lapsed |