diff --git a/core/include/Variable/VariableStates.h b/core/include/Variable/VariableStates.h
index 53c4d48..6a8b5e5 100644
--- a/core/include/Variable/VariableStates.h
+++ b/core/include/Variable/VariableStates.h
@@ -40,4 +40,32 @@ private:
     StateData m_Data;
 };
 
+/**
+ * State when a variable is fully loaded (i.e. the last request on the variable has been
+ * successfully completed)
+ */
+class LoadedState : public AbstractVariableState {
+public:
+    explicit LoadedState();
+    std::unique_ptr<IVariableState> clone() const override;
+};
+
+/**
+ * State when a variable is loading (i.e. there's pending requests for the variable)
+ */
+class LoadingState : public AbstractVariableState {
+public:
+    explicit LoadingState();
+    std::unique_ptr<IVariableState> clone() const override;
+};
+
+/**
+ * State when a variable is canceled (i.e. the last request on the variable has been canceled)
+ */
+class CanceledState : public AbstractVariableState {
+public:
+    explicit CanceledState();
+    std::unique_ptr<IVariableState> clone() const override;
+};
+
 #endif // SCIQLOP_VARIABLESTATES_H
diff --git a/core/src/Variable/VariableStates.cpp b/core/src/Variable/VariableStates.cpp
index bf967c1..e94b1a2 100644
--- a/core/src/Variable/VariableStates.cpp
+++ b/core/src/Variable/VariableStates.cpp
@@ -8,3 +8,42 @@ StateData AbstractVariableState::data() const
 {
     return m_Data;
 }
+
+// /////////// //
+// LoadedState //
+// /////////// //
+
+LoadedState::LoadedState() : AbstractVariableState{{{"color", "green"}}}
+{
+}
+
+std::unique_ptr<IVariableState> LoadedState::clone() const
+{
+    return std::make_unique<LoadedState>(*this);
+}
+
+// //////////// //
+// LoadingState //
+// //////////// //
+
+LoadingState::LoadingState() : AbstractVariableState{{{"color", "blue"}}}
+{
+}
+
+std::unique_ptr<IVariableState> LoadingState::clone() const
+{
+    return std::make_unique<LoadingState>(*this);
+}
+
+// ///////////// //
+// CanceledState //
+// ///////////// //
+
+CanceledState::CanceledState() : AbstractVariableState{{{"color", "red"}}}
+{
+}
+
+std::unique_ptr<IVariableState> CanceledState::clone() const
+{
+    return std::make_unique<CanceledState>(*this);
+}