system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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Exhibit 10.1 INTELLECTUAL PROPERTY AGREEMENT THIS INTELLECTUAL PROPERTY AGREEMENT (this "IP Agreement") is entered into as of April 14, 2014 (the "Effective Date"), by and between Motorola Solutions, Inc., a Delaware corporation (the "Seller"), and Zebra Technologies Corporation, a Delaware corporation (the "Purchaser"). RECITALS WHEREAS, the Seller, directly and through certain of its Affiliates, is engaged in the Business; WHEREAS, the Seller desires to sell and transfer to the Purchaser, and the Purchaser desires to acquire from the Seller, the Business, and in furtherance thereof, at each applicable Closing, the Seller will sell and assign, and will cause the other members of the Seller Group to sell and assign, to the Purchaser Group, and the Purchaser will purchase and assume, and will cause the other members of the Purchaser Group to purchase and assume, from the Seller Group, certain of the assets and liabilities of the Business, including all of the capital stock of the Acquired Companies, all on terms and conditions set forth in that certain Master Acquisition Agreement of even date herewith (the "Acquisition Agreement"); WHEREAS, certain assets owned, developed, or used by the Seller Parties in connection with the Business constitute Intellectual Property (as defined below); WHEREAS, as part of the Purchaser's acquisition of the Business, the Seller intends to assign to the Purchaser Assignees certain of such Intellectual Property and to license the Purchaser Licensees to use certain of such Intellectual Property, in each case pursuant to the terms and conditions set forth herein; and WHEREAS, as part of such acquisition, the Purchaser Assignees and Acquired Companies intend to license the Seller Parties to use certain of such assigned Intellectual Property and certain other Intellectual Property owned by the Acquired Companies. AGREEMENT NOW, THEREFORE, in consideration of the foregoing recitals, the mutual representations, warranties and covenants set forth in this IP Agreement and the other Transaction Agreements, and other good and valuable consideration, the receipt and sufficiency of which the parties acknowledge, the parties agree as follows: ARTICLE I DEFINITIONS Section 1.1 Definitions. For the purposes of this IP Agreement, the following terms have the meanings set forth below. Capitalized terms used in this IP Agreement but not otherwise defined herein have the meanings ascribed to them in the Acquisition Agreement. (a) "Acquired Company IP" means all Intellectual Property owned by, as of the Initial Closing Date, any of the Acquired Companies, including the Acquired Company Patents and the Acquired Company Trademarks, but for the avoidance of doubt, excluding any Assigned IP. (b) "Acquired Company Patents" means (i) all of the Patents owned by, as of the Initial Closing Date, any of the Acquired Companies, including those set forth on Schedule 1.1(b) of the Seller IPA Disclosure Schedule, and (ii) any Patents that are based on any invention disclosure that is owned by, as of the Initial Closing Date, any of the Acquired Companies, but for the avoidance of doubt, excluding any Assigned IP. (c) "Acquired Company Trademarks" means all of the Trademarks owned by, as of the Initial Closing Date, any of the Acquired Companies, including those set forth on Schedule 1.1(c) of the Seller IPA Disclosure Schedule, but for the avoidance of doubt, excluding any Assigned IP. (d) "Acquisition Agreement" has the meaning ascribed to it in the recitals. (e) "Additional Patents" has the meaning ascribed to it in Section 2.1(b)(iii)(F). (f) "Ancillary IP Rights" means, with respect to any Intellectual Property, any and all of the following in any jurisdiction throughout the world: (i) rights to pursue and collect damages, costs, injunctive relief and other remedies for past, current or future infringement, misappropriation, or conflict with such Intellectual Property; and (ii) royalties, fees, income and other payments and proceeds due or accrued as of the Initial Closing Date and thereafter under or arising from such Intellectual Property. (g) "Assigned Copyright Materials" means all of the copyrightable or copyrighted materials owned by any Seller Party as of the Initial Closing Date that were created by a Business Employee, including the materials set forth on Schedule 1.1(g); provided that, for the avoidance of doubt, the Assigned Copyright Materials do not include any copyrightable or copyrighted material that is Software. (h) "Assigned Copyrights" means all of the (i) Copyright registrations and unregistered Copyrights owned by of any Seller Party as of the Initial Closing Date that are for the Assigned Copyright Materials or the Assigned Software, and (ii) other Copyrights owned by any Seller Party as of the Initial Closing Date that were created by a
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Extract the exact clause related to "Effective Date" from the excerpt above.

assistant: April 14, 2014