| A | B |
| accession | Right of an owner of property to an increase in the property. |
| community property | Property owned equally by spouses. |
| co-ownership | Ownership existing when two or more persons have the same ownership rights in the same property. |
| copyright | Exclusive right to produce, sell, copy or publish a creative work. |
| fair use | Very limited use of copyrighted material allowed in certain circumstances. |
| infringement | Unauthorized copying, sale, display, or performance of the work. |
| intellectual property | Purely tangible personal property that one cannot touch or move. |
| joint tenancy | Co-ownership of property with the right of survivorship available to persons who are not husband and wife. |
| lost property | Property that the owner unknowingly leaves somewhere or accidentally drops. |
| mislaid property | An item that is intentionally placed somewhere but then forgotten. |
| occupancy | Means of acquiring title by taking possession of personal property that belongs to no one else. |
| ownership in severalty | Ownership of property by one person alone. |
| patent | Exclusive, monopolistic right to make, use, and sell a novel, nonobvious, useful product or process. |
| personal property | Tangible, movable property and intangible property. |
| property | A thing subject to ownership and the related legal rights. |
| real property | Land and things permanently attached to the land. |
| right of partition | Allowance of a co-owner to require the physical or financial division of the property among the co-owners. |
| right of survivorship | Right of one joint tenant to ownership of property when the other joint tenant dies. |
| servicemark | Unique word, mark, or symbol that identifies a service of a particular company or person. |
| tenancy by the entireties | Form of co-ownership, other than community property, where neither co-owner may sell without the consent of the other. |
| tenancy in common | Co-ownership of property without the right of survivorship. |
| trademark | Unique word, mark, or symbol that identifies a product. |
| trade secret | Unpatented formula or process now known to others and which is valuable in business. |