Class B28D : WORKING STONE OR STONE-LIKE MATERIALS
Subclass 1/30: Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhere; Machines, devices, tools therefor (fine working of gems, jewels, crystals B28D 5/00; working by grinding or polishing B24; devices or means for dressing or conditioning abrasive surfaces B24B 53/00) to form contours, i.e. curved surfaces, irrespective of the method of working used (for artistic purposes B44B)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12013316 | Method and device for taking a sample, and use of a device of this type | Mar 12, 19 | Jun 18, 24 | SIEMENS ENERGY GLOBAL GMBH & CO. KG |
| 10724189 | Method and apparatus for cutting non-linear trenches in concrete | Jan 25, 19 | Jul 28, 20 | Not available |
| 10240306 | Method and apparatus for cutting non-linear trenches in concrete | Jan 26, 18 | Mar 26, 19 | Not available |
| 9573293 | Block splitting assembly and method | Sep 14, 12 | Feb 21, 17 | Anchor Wall Systems, Inc. |
| 9533430 | Portable adjustable cutting apparatus for cutting and shaping sink holes in stone countertops | Oct 18, 12 | Jan 03, 17 | Not available |
| 9102079 | Block splitting assembly and method | Aug 29, 13 | Aug 11, 15 | Anchor Wall Systems, Inc. |
| 9050738 | Method and apparatus for tile cutting | Feb 04, 14 | Jun 09, 15 | Not available |
| 8529316 | Sharpening apparatus for plane iron crowning | Nov 23, 09 | Sep 10, 13 | POWELL, DAVID G. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0110,343 | CONCRETE RESTORATION AND ORNAMENTATION METHOD AND APPARATUS | Oct 09, 23 | Apr 04, 24 | Not available |
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