Common use of Project Milestones and Deliverables Clause in Contracts

Project Milestones and Deliverables. The project milestones shall be as defined below. Prior to Impinj’s completion of work, Intel shall review and either accept or request reasonable changes to the deliverables. Impinj shall make reasonable efforts to accommodate Intel’s requested changes. Xxxxxxxx 1 *** Milestone Date Deliverables Acceptance Criteria Payment Upon Milestone Completion 1 PO from Intel *** $*** 2 *** tapeout of Hannegan1 *** Tapeout to TSMC TSMC notification of receipt of GDSII tapeout data $*** 3 *** Hannegan1 *** *** including performance and environmental characterization over process corners *** showing that samples from process corners meet the requirements in Appendix C-1 of this Addendum C 4 *** Xxxxxxxx 1 *** *** Hannegan1 *** *** *** sample *** $*** Hannegan2 Requirements Milestone Date Deliverables Acceptance Criteria Payment Upon Completion of Milestone 1 PO from Intel *** *** 2 Hannegan2 *** *** Intel define the Hannegan2 *** None – Intel-provided document 3 Hannegan2 *** *** Impinj define the Hannegan2 *** Hannegan2 *** $*** *** Indicates text has been omitted from this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. Appendix C-1 – Hannegan1 Requirements Parameter Description Condition Min Nom Max Units Comments RF Functionality *** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** *** * ** * ** * ** RF Performance *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** *** *** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** *** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** *** Indicates text has been omitted from this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. Parameter Description Condition Min Nom Max Units Comments *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** to comply with the Intel Specific Field of Use *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** *** * ** * ** * ** * ** * ** DCI *** *** * ** * ** * ** * ** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** Physical *** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** Environmental *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** Indicates text has been omitted from this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. Hannegan1 *** ***

Project Milestones and Deliverables. The project milestones shall be as defined below. Prior to Impinj’s completion of work, Intel shall review and either accept or request reasonable changes to the deliverables. Impinj shall make reasonable efforts to accommodate Intel’s requested changes. Xxxxxxxx 1 *** Milestone Date Deliverables Acceptance Criteria Payment Upon Milestone Completion 1 PO from Intel *** $*** 2 *** tapeout of Hannegan1 *** Tapeout to TSMC TSMC notification of receipt of GDSII tapeout data $*** 3 *** Hannegan1 *** *** including performance and environmental characterization over process corners *** showing that samples from process corners meet the requirements in Appendix C-1 of this Addendum C 4 *** Xxxxxxxx 1 *** *** Hannegan1 *** *** *** sample *** $*** Hannegan2 Requirements Milestone Date Deliverables Acceptance Criteria Payment Upon Completion of Milestone 1 PO from Intel *** *** 2 Hannegan2 *** *** Intel define the Hannegan2 *** None – Intel-provided document 3 Hannegan2 *** *** Impinj define the Hannegan2 *** Hannegan2 *** $*** *** Indicates text that confidential treatment has been omitted from sought for this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. information Appendix C-1 – Hannegan1 Requirements Parameter Description Condition Min Nom Max Units Comments RF Functionality *** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** *** * ** * ** * ** RF Performance *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** *** *** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** *** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** *** Indicates text that confidential treatment has been omitted from sought for this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. information Parameter Description Condition Min Nom Max Units Comments *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** to comply with the Intel Specific Field of Use *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** *** * ** * ** * ** * ** * ** DCI *** *** * ** * ** * ** * ** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** Physical *** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** Environmental *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** Indicates text that confidential treatment has been omitted from sought for this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. information Hannegan1 *** ***

Project Milestones and Deliverables. The project milestones shall be as defined below. Prior to Impinj’s completion of work, Intel shall review and either accept or request reasonable changes to the deliverables. Impinj shall make reasonable efforts to accommodate Intel’s requested changes. Xxxxxxxx 1 *** Milestone Date Deliverables Acceptance Criteria Payment Upon Milestone Completion 1 PO from Intel *** $*** 2 *** tapeout of Hannegan1 *** Tapeout to TSMC TSMC notification of receipt of GDSII tapeout data $*** 3 *** Hannegan1 *** *** including performance and environmental characterization over process corners *** showing that samples from process corners meet the requirements in Appendix C-1 of this Addendum C 4 *** Xxxxxxxx 1 *** *** Hannegan1 *** *** *** sample *** $*** Hannegan2 Requirements Milestone Date Deliverables Acceptance Criteria Payment Upon Completion of Milestone 1 PO from Intel *** *** 2 Hannegan2 *** *** Intel define the Hannegan2 *** None – Intel-provided document 3 Hannegan2 *** *** Impinj define the Hannegan2 *** Hannegan2 *** $*** *** Indicates text has been omitted from this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. Commission.ih2 Appendix C-1 – Hannegan1 Requirements Parameter Description Condition Min Nom Max Units Comments RF Functionality *** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** *** * ** * ** * ** RF Performance *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** *** *** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** *** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** *** Indicates text has been omitted from this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. Parameter Description Condition Min Nom Max Units Comments *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** to comply with the Intel Specific Field of Use *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** *** * ** * ** * ** * ** * ** DCI *** *** * ** * ** * ** * ** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** Physical *** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** Environmental *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** * ** *** * ** * ** * ** * ** * ** *** Indicates text has been omitted from this Exhibit pursuant to a confidential treatment request and has been filed separately with the Securities and Exchange Commission. Hannegan1 *** ***