Proprietary

• For-profit higher education in the United States
• Generic trademark
• Lord Proprietary
• Northern Neck Proprietary
• Ownership
• Property (disambiguation)
• Proprietary House
• Proprietary chapel
• Proprietary church
• Proprietary colony
• Proprietary community
• Proprietary company
• Proprietary estoppel
• Proprietary format
• Proprietary governor
• Proprietary hardware
• Proprietary protocol
• Proprietary software
• Proprietary trading
• Trade secret
• Trademark
• Vendor lock-in
• property