A Colorado Assignment of Oil and Gas Lease (All Assignor's Undivided Interest in Nonproducing Lease — Short Form) is a legal document used in the state of Colorado to transfer all of an assignor's undivided interest in a nonproducing oil and gas lease to an assignee. This assignment is typically done when the assignor wants to transfer their rights, title, and interest in the lease to another party. The purpose of this document is to provide a clear and legally binding transfer of rights in a nonproducing lease, ensuring that the assignee becomes the new owner of the assigned interest. It outlines the terms and conditions of the assignment, including the effective date, description of the lease, and details of the assignor's undivided interest being transferred. Keywords: Colorado, assignment, oil, gas, lease, nonproducing, short form, undivided interest, transfer, rights, title, assignee, assignor. There may not be different types of Colorado Assignment of Oil and Gas Lease (All Assignor's Undivided Interest in Nonproducing Lease — Short Form) as it refers to a specific type of assignment which involves the transfer of an assignor's undivided interest in a nonproducing lease. However, please note that there may be other types of assignment forms for different scenarios or purposes, such as assignments involving producing leases or partial interests in leases.