Classify each of the following as a utility, design, or plant patent.
• A pen
• A prosthetic hip joint
• A chain for a watch
• Ornamental design for a trash can
• Portable trash compactor
• Skin moisturizer
• Method of manufacturing a golf ball
• Pharmaceutical composition for controlled drug delivery system
• Climber rose plant with a spicy scent
• Lipstick case with a design of a tulip
• Asparagus cutter
• Asparagus plant named “Jersey Jewel”