Common use of Patent Expense Reimbursement Clause in Contracts

Patent Expense Reimbursement. The patent expense reimbursement under Paragraph 3.7 is: [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT B [***] REPORT UNDER PARAGRAPH 5.1(b) FOR LICENSE AGREEMENT A30817 BETWEEN ALLAKOS INC. AND THE XXXXX XXXXXXX UNIVERSITY EFFECTIVE DATE [***] This report format is to be used to report [***] to JHU. [***]. *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT C PATENT RIGHTS UNDER PARAGRAPH 1.14 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL CONFIDENTIAL EXHIBIT D BIOLOGICAL MATERIAL(S) UNDER PARAGRAPH 1.2 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT E [***] UNDER PARAGRAPH 3.7 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL CONFIDENTIAL EXHIBIT F FORM OF STOCK ISSUANCE AGREEMENT UNDER PARAGRAPH 3.8 (see attached) FINAL ALLAKOS INC. COMMON STOCK ISSUANCE AGREEMENT This Common Stock Issuance Agreement (the “Agreement”) is made as of , 2013, by and between Allakos Inc., a Delaware corporation (the “Company”), and The Xxxxx Xxxxxxx University (the “JHU”).

Patent Expense Reimbursement. The patent expense reimbursement under Paragraph 3.7 is: [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT B [***] REPORT UNDER PARAGRAPH 5.1(b) FOR LICENSE AGREEMENT A30817 BETWEEN ALLAKOS INC. AND THE XXXXX XXXXXXX UNIVERSITY EFFECTIVE DATE FOR PERIOD OF to [***] This report format is to be used to report [***] to JHU. [***]. *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT C PATENT RIGHTS UNDER PARAGRAPH 1.14 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL CONFIDENTIAL EXHIBIT D BIOLOGICAL MATERIAL(S) UNDER PARAGRAPH 1.2 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT E [***] UNDER PARAGRAPH 3.7 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL CONFIDENTIAL EXHIBIT F FORM OF STOCK ISSUANCE AGREEMENT UNDER PARAGRAPH 3.8 (see attached) FINAL ALLAKOS INC. COMMON STOCK ISSUANCE AGREEMENT This Common Stock Issuance Agreement (the “Agreement”) is made as of , 2013, by and between Allakos Inc., a Delaware corporation (the “Company”), and The Xxxxx Xxxxxxx University (the “JHU”).

Patent Expense Reimbursement. The patent expense reimbursement under Paragraph 3.7 is: [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT B [***] ROYALTY REPORT UNDER PARAGRAPH 5.1(b) FOR LICENSE AGREEMENT A30817 BETWEEN ALLAKOS INC. AND THE XXXXX XXXXXXX UNIVERSITY EFFECTIVE DATE _______________________________ FOR PERIOD OF ______________ TO ______________ [***] [***] [***] [***] [***] [***] [***] [***] [***] This report format is to be used to report [***] to JHU. [***]. ] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT C PATENT RIGHTS UNDER PARAGRAPH 1.14 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL CONFIDENTIAL EXHIBIT D BIOLOGICAL MATERIAL(S) UNDER PARAGRAPH 1.2 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL EXHIBIT E [***] UNDER PARAGRAPH 3.7 [***] *** Certain information in this agreement has been omitted and filed separately with the Securities and Exchange Commission. [***] indicates that text has been omitted and is the subject of a confidential treatment request. FINAL CONFIDENTIAL EXHIBIT F FORM OF STOCK ISSUANCE AGREEMENT UNDER PARAGRAPH 3.8 (see attached) FINAL ALLAKOS INC. COMMON STOCK ISSUANCE AGREEMENT This Common Stock Issuance Agreement (the “Agreement”) is made as of , 2013, by and between Allakos Inc., a Delaware corporation (the “Company”), and The Xxxxx Xxxxxxx University (the “JHU”).