<div id="grid"></div>
 <a class="k-button k-button-md k-rounded-md k-button-solid k-button-solid-base" onclick="selectAndCopy()">Select and copy</a>
 <script>
        $("#grid").kendoGrid({
            columns: [
                { field: "productName" },
                { field: "category" }
            ],
            dataSource: {
                data: [
                { productName: "Tea", category: "Beverages" },
                { productName: "Coffee", category: "Beverages" },
                { productName: "Ham", category: "Food" },
                { productName: "Bread", category: "Food" }
                ]
            },
            selectable: "multiple, cell"
        });

    function selectAndCopy() {
        var grid = $("#grid").data("kendoGrid");
        grid.select('td');
        grid.copySelectionToClipboard(true);
    }

 </script>