US3247299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making pre-cast terrazzo tile
Assignee: Individual
•
Filing: 1961-07-27
•
Granted: 1966-04-19
•
Expires: 1981-07-27
Abstract
No abstract record available.
Inventors
- 👤 Zaha Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:37
CPC Classifications
B; B28; B28B; B28B11/00; B28B11/14; B28B1/00; B28B1/008; B28B23/00; B28B23/0081; B28B7/00; B28B7/36; Y; Y10; Y10T; Y10T428/00; Y10T428/16; Y10T428/163; Y10T428/164; Y10T428/166
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A METHOD OF MAKING TERRAZZO TILE, COMPRISING THE STEPS OF PROVIDING AN ELONGATED MOLD OF PREDETERMINED CROSS-SECTIONAL SIZE AND SHAPE CORRESPONDING TO THE SIZE AND SHAPE OF THE FINISHED TILE, COVERING THE TILE SHAPING WALL PORTIONS OF THE MOLD WITH A THIN-WALLED INNER LINER OF YIELDINGLY COMPRESSIBLE ELASTIC MATERIAL, FILLING THE LINED MOLD WITH HARDENABLE FLUID, CEMENTITIOUS, TERRAZZOLIKE MIXTURE AND COMPACTING THE SAME, ALLOWING THE COMPACTED MIX TO BECOME AT LEAST PARTIALLY HARDENED AND REMOVING THE SAME FROM THE MOLD AS A SOLID BOLCK WITH THE ELASTIC LINER ADHERED THEREON, CUTTING THE CURED BLOCK INTO A PLURALITY OF SLICES CONSTITUTING TILES OF PREDETERMINED UNIFORM THICKNESS HAVING CORRESPONDING PERIPHERAL STRIPS OF THE ELASTIC MATERIAL ADHERED AROUND THE PERIPHERAL EDGES OF THE TILES, AND ABRADING AT LEAST ONE CUT SURFACE OF THE RESPECTIVE SAID TILE SLICES TO FINISH THE SAME, THE FINISHED TILES BEING ADAPTED TO BE LAID FLATWISE IN EDGE-TO-EDGE RELATIONSHIP ON A SURFACE WITH THE ELASTIC PERIPHERAL STRIPS OF ADJACENT EDGES OF THE TILES IN DIRECT PRESSURE-ABSORBING ABUTMENT.
Claim 2
Independent Claim
168 words
A METHOD OF MAKING TERRAZZO TILE, COMPRISING THE STEPS OF PROVIDING AN ELONGATED MOLD OF PREDETERMINED CROSS-SECTIONAL SIZE AND SHAPE CORRESPONDING TO THE SIZE AND SHAPE OF THE FINISHED TILE, COVERING THE TILE SHAPING WALL PORTIONS OF THE MOLD WITH A THIN-WALLED INNER LINER OF YIELDINGLY COMPRESSIBLE ELASTIC MATERIAL, FILLING THE LINED MOLD WITH HARDENABLE FLUID, CEMENTITIOUS, TERRAZZOLIKE MIXTURE AND COMPACTING THE SAME, ALLOWING THE COMPACTED MIX TO BECOME AT LEAST PARTIALLY HARDENED AND REMOVING THE SAME FROM THE MOLD AS A SOLID BOLCK WITH THE ELASTIC LINER ADHERED THEREON, CUTTING THE CURED BLOCK INTO A PLURALITY OF SLICES CONSTITUTING TILES OF PREDETERMINED UNIFORM THICKNESS HAVING CORRESPONDING PERIPHERAL STRIPS OF THE ELASTIC MATERIAL ADHERED AROUND THE PERIPHERAL EDGES OF THE TILES, AND ABRADING AT LEAST ONE CUT SURFACE OF THE RESPECTIVE SAID TILE SLICES TO FINISH THE SAME, THE FINISHED TILES BEING ADAPTED TO BE LAID FLATWISE IN EDGE-TO-EDGE RELATIONSHIP ON A SURFACE WITH THE ELASTIC PERIPHERAL STRIPS OF ADJACENT EDGES OF THE TILES IN DIRECT PRESSURE-ABSORBING ABUTMENT.
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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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |