diff --git a/entitymanager/src/test/java/org/hibernate/ejb/test/util/Author.java b/entitymanager/src/test/java/org/hibernate/ejb/test/util/Author.java
new file mode 100644
index 0000000000..e35c7f0f70
--- /dev/null
+++ b/entitymanager/src/test/java/org/hibernate/ejb/test/util/Author.java
@@ -0,0 +1,24 @@
+package org.hibernate.ejb.test.util;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import javax.persistence.Table;
+
+/**
+ * @author Emmanuel Bernard
+ */
+@Entity @Table(name="tbl_Author")
+public class Author {
+	@Id
+	@GeneratedValue
+	private Integer id;
+
+	public Integer getId() {
+		return id;
+	}
+
+	public void setId(Integer id) {
+		this.id = id;
+	}
+}
diff --git a/entitymanager/src/test/java/org/hibernate/ejb/test/util/Book.java b/entitymanager/src/test/java/org/hibernate/ejb/test/util/Book.java
index c93810f255..039feca057 100644
--- a/entitymanager/src/test/java/org/hibernate/ejb/test/util/Book.java
+++ b/entitymanager/src/test/java/org/hibernate/ejb/test/util/Book.java
@@ -8,10 +8,18 @@ import javax.persistence.GeneratedValue;
  * @author Emmanuel Bernard
  */
 @Entity
-public class Book {
+public class Book extends CopyrightableContent {
 	private Long id;
 	private String name;
 
+	public Book() {
+		super();
+	}
+
+	public Book(Author a) {
+		super(a);
+	}
+
 	@Id
 	@GeneratedValue
 	public Long getId() {
diff --git a/entitymanager/src/test/java/org/hibernate/ejb/test/util/CopyrightableContent.java b/entitymanager/src/test/java/org/hibernate/ejb/test/util/CopyrightableContent.java
new file mode 100644
index 0000000000..37a82dc5c2
--- /dev/null
+++ b/entitymanager/src/test/java/org/hibernate/ejb/test/util/CopyrightableContent.java
@@ -0,0 +1,31 @@
+package org.hibernate.ejb.test.util;
+
+import javax.persistence.Entity;
+import javax.persistence.FetchType;
+import javax.persistence.ManyToOne;
+import javax.persistence.MappedSuperclass;
+
+
+/**
+ * @author Emmanuel Bernard
+ */
+@MappedSuperclass
+public abstract class CopyrightableContent {
+	private Author author;
+
+	public CopyrightableContent() {
+	}
+
+	public CopyrightableContent(Author author) {
+		this.author = author;
+	}
+
+	@ManyToOne(fetch = FetchType.LAZY)
+	private Author getAuthor() {
+		return author;
+	}
+
+	private void setAuthor(Author author) {
+		this.author = author;
+	}
+}
diff --git a/entitymanager/src/test/java/org/hibernate/ejb/test/util/GetIdentifierTest.java b/entitymanager/src/test/java/org/hibernate/ejb/test/util/GetIdentifierTest.java
index ee4def555e..9c555ef359 100644
--- a/entitymanager/src/test/java/org/hibernate/ejb/test/util/GetIdentifierTest.java
+++ b/entitymanager/src/test/java/org/hibernate/ejb/test/util/GetIdentifierTest.java
@@ -56,7 +56,8 @@ public class GetIdentifierTest extends TestCase {
 		return new Class[] {
 				Book.class,
 				Umbrella.class,
-				Sickness.class
+				Sickness.class,
+				Author.class
 		};
 	}
 }
diff --git a/entitymanager/src/test/java/org/hibernate/ejb/test/util/IsLoadedTest.java b/entitymanager/src/test/java/org/hibernate/ejb/test/util/IsLoadedTest.java
new file mode 100644
index 0000000000..5dac7202e3
--- /dev/null
+++ b/entitymanager/src/test/java/org/hibernate/ejb/test/util/IsLoadedTest.java
@@ -0,0 +1,36 @@
+package org.hibernate.ejb.test.util;
+
+import javax.persistence.EntityManager;
+
+import org.hibernate.ejb.test.TestCase;
+
+/**
+ * @author Emmanuel Bernard
+ */
+public class IsLoadedTest extends TestCase {
+
+	public void testIsLoadedOnPrivateSuperclassProperty() {
+		EntityManager em = factory.createEntityManager();
+		em.getTransaction().begin();
+		Author a = new Author();
+		Book book = new Book(a);
+		em.persist( a );
+		em.persist( book );
+		em.flush();
+		em.clear();
+		book = em.find( Book.class, book.getId() );
+		assertTrue( em.getEntityManagerFactory().getPersistenceUnitUtil().isLoaded( book ) );
+		assertFalse( em.getEntityManagerFactory().getPersistenceUnitUtil().isLoaded( book, "author" ) );
+		em.getTransaction().rollback();
+		em.close();
+	}
+
+	@Override
+	protected Class<?>[] getAnnotatedClasses() {
+		return new Class<?>[] {
+				Author.class,
+				Book.class,
+				CopyrightableContent.class
+		};
+	}
+}