Common use of Trademarks and Patent Marking Clause in Contracts

Trademarks and Patent Marking. To the extent permitted by applicable law and regulations, Oragenics shall, and shall ensure that the packaging, promotional materials, and labeling for Oragenics Products, as appropriate, shall carry, in a conspicuous location, the applicable Intrexon Trademark(s), subject to Oragenics’ reasonable approval of the size, position, and location thereof. Consistent with the U.S. patent laws, Oragenics shall ensure that Oragenics Products, or their respective packaging or accompanying literature as appropriate, bear applicable and appropriate patent markings for Intrexon Patent numbers. Oragenics shall provide Intrexon with copies of any materials containing the Intrexon Trademarks or patent markings prior to using or disseminating such materials, in order to obtain Intrexon’s approval thereof. Oragenics’ use of the Intrexon Trademarks and patent markings shall be subject to prior review and approval of the IPC. Oragenics acknowledges Intrexon’s sole ownership of the Intrexon Trademarks and agrees not to take any action inconsistent with such ownership. Oragenics covenants that it shall not use any trademark confusingly similar to any Intrexon Trademarks in connection with any products (including any Oragenics Product). From time to time during the Term, Intrexon shall have the right to obtain from Oragenics samples of Oragenics Product sold by Oragenics or its Affiliates or sublicensees, or other items which reflect public uses of the Intrexon Trademarks or patent markings, for the purpose of inspecting the quality of such Oragenics Products, the use of the Intrexon Trademarks, or the accuracy of the patent markings. In the event that Intrexon inspects under this Section 4.9, Intrexon shall notify the result of such inspection to Oragenics in writing thereafter. Oragenics shall comply with reasonable policies provided by Intrexon from time-to-time to maintain the goodwill and value of the Intrexon Trademarks.

Trademarks and Patent Marking. To the extent permitted by applicable law and regulations, Oragenics shall, and shall ensure that the packaging, promotional materials, and labeling for Oragenics Products, as appropriate, shall carry, in a conspicuous location, the applicable Intrexon Trademark(s), subject to Oragenics’ reasonable approval of the size, position, and location thereof. Consistent with the U.S. patent laws, Oragenics shall ensure that Oragenics Products, or their respective packaging or accompanying literature as appropriate, bear applicable and appropriate patent markings for Intrexon Patent numbers. Oragenics shall provide Intrexon with copies of any materials containing the Intrexon Trademarks or patent markings prior to using or disseminating such materials, in order to obtain Intrexon’s approval thereof. Oragenics’ use of the Intrexon Trademarks and patent markings shall be subject to prior review and approval of the IPC. Oragenics acknowledges Intrexon’s sole ownership of the Intrexon Trademarks and agrees not to take any action inconsistent with such ownership. Oragenics covenants that it shall not use any trademark confusingly similar to any Intrexon Trademarks in connection with any products (including any Oragenics Product). From time to time during the Term, Intrexon shall have the right to obtain from Oragenics samples of Oragenics Product sold by Oragenics or its Affiliates or sublicensees, or other items which reflect public uses of the Intrexon Trademarks or patent markings, for the purpose of inspecting the quality of such Oragenics Products, the use of the Intrexon Trademarks, or the accuracy of the patent markings. In the event that Intrexon inspects under this Section 4.94,9, Intrexon shall notify the result of such inspection to Oragenics in writing thereafter. Oragenics shall comply with reasonable policies provided by Intrexon from time-to-time to maintain the goodwill and value of the Intrexon Trademarks. CONFIDENTIAL TREATMENT REQUESTED BY ORAGENICS, INC. EXECUTION COPY CONFIDENTIAL Portions herein identified by [*****] have been omitted pursuant to a request for confidential treatment under Rule 24b-2 of the Securities Exchange Act of 1934, as amended. A complete copy of this document has been filed separately with the Securities and Exchange Commission.

Trademarks and Patent Marking. To the extent permitted by applicable law and regulations, Oragenics Synthetic shall, and shall ensure that the packaging, promotional materials, and labeling for Oragenics Products, as appropriate, Synthetic Products shall carry, in a conspicuous location, the applicable Intrexon Trademark(s), subject to Oragenics’ Synthetic’s reasonable approval of the size, position, and location thereof. Consistent with the U.S. patent laws, Oragenics Synthetic shall ensure that Oragenics Synthetic Products, or their respective its packaging or accompanying literature as appropriate, bear applicable and appropriate patent markings for Intrexon Patent numbers. Oragenics Synthetic shall provide Intrexon with copies of any materials containing the Intrexon Trademarks or patent markings prior to using or disseminating such materials, in order to obtain Intrexon’s approval thereof. Oragenics’ Synthetic’s use of the Intrexon Trademarks and patent markings shall be subject to prior review and approval of the IPC. Oragenics Synthetic acknowledges Intrexon’s sole ownership of the Intrexon Trademarks and agrees not to take any action inconsistent with such ownership. Oragenics Synthetic covenants that it shall not use any trademark confusingly similar to any Intrexon Trademarks in connection with any products (including any Oragenics Synthetic Product). From time to time during the Term, Intrexon shall have the right to obtain from Oragenics Synthetic samples of Oragenics Synthetic Product sold by Oragenics Synthetic or its Affiliates or sublicensees, or other items which reflect public uses of the Intrexon Trademarks or patent markings, for the purpose of inspecting the quality of such Oragenics Synthetic Products, the use of the Intrexon Trademarks, or the accuracy of the patent markings. In the event that Intrexon inspects under this Section 4.9, Intrexon shall notify the result of such inspection to Oragenics Synthetic in writing thereafter. Oragenics Synthetic shall comply with reasonable policies provided by Intrexon from time-to-time to maintain the goodwill and value of the Intrexon Trademarks.

Trademarks and Patent Marking. To the extent permitted by applicable law and regulations, Oragenics shall, and shall ensure that the packaging, promotional materials, and labeling for Oragenics Products, as appropriate, Products shall carry, in a conspicuous location, the applicable Intrexon EGI Trademark(s), subject to Oragenics’ reasonable approval of the size, position, and location thereof. Consistent with the U.S. patent laws, Oragenics shall ensure that Oragenics Products, or their respective its packaging or accompanying literature as appropriate, bear applicable and appropriate patent markings for Intrexon EGI Patent numbers. Oragenics shall provide Intrexon EGI with copies of any materials containing the Intrexon EGI Trademarks or patent markings prior to using or disseminating such materials, in order to obtain Intrexon’s EGI’S approval thereof. Oragenics’ use of the Intrexon EGI Trademarks and patent markings shall be subject to prior review and approval of the IPC. Oragenics acknowledges IntrexonEGI’s sole ownership of the Intrexon EGI Trademarks and agrees not to take any action inconsistent with such ownership. Oragenics covenants that it shall not use any trademark confusingly similar to any Intrexon EGI Trademarks in connection with any products (including any Oragenics Product). From time to time during the Term, Intrexon EGI shall have the right to obtain from Oragenics samples of Oragenics Product sold by Oragenics or its Affiliates or sublicensees, or other items which reflect public uses of the Intrexon EGI Trademarks or patent markings, for the purpose of inspecting the quality of such Oragenics Products, the use of the Intrexon EGI Trademarks, or the accuracy of the patent markings. In the event that Intrexon EGI inspects under this Section 4.9, Intrexon EGI shall notify the result of such inspection to Oragenics in writing thereafter. Oragenics shall comply with reasonable policies provided by Intrexon EGI from time-to-time to maintain the goodwill and value of the Intrexon EGI Trademarks.