What is the difference b/w shipped on board and laden on board?

Laden on board: Goods on boarded but ship is yet to sail.

Shipped on board: Goods on boarded and the actual ship is sailing.

Laden on board means goods have been boarded but shipment is yet to happen,Whereas shipped on board means the actual shipment has been happened.

Laden on board means that the cargo has been put onto the the ship, and the ship is still in harbour.

Shipping on board means that the cargo is on the ship and the ship has sailed.