Closing Availability. After giving effect to all Borrowings to be made on the Effective Date, the issuance of any Letters of Credit on the Effective Date and the payment of all fees and expenses due hereunder, and with all of the Loan Parties’ indebtedness, liabilities, and obligations current, the Availability shall not be less than $35,000,000; provided, that all accounts payable of IPSCO to PAO TMK are current as of the Effective Date; and provided, further, that any such accounts payable of IPSCO to PAO TMK that are not current as of the Effective Date shall be subject to the implementation of a Reserve by Administrative Agent on a dollar-for-dollar basis.

Availability. Subject to the terms and conditions of this Agreement, including, without limitation, [Section 6.2] of this Agreement, the Swingline Lender may, in its sole discretion, make Swingline Loans in Dollars to the Borrower from time to time from the Closing Date to, but not including, the Revolving Credit Maturity Date; provided, that # after giving effect to any amount requested, the Revolving Credit Outstandings shall not exceed the Revolving Credit Commitment and # the aggregate principal amount of all outstanding Swingline Loans (after giving effect to any amount requested) shall not exceed the Swingline Commitment.

Availability. Subject to the terms and conditions hereof, each Issuing Lender, in reliance on the agreements of the Revolving Credit Lenders set forth in [Section 3.4(a)], agrees to issue standby Letters of Credit in Dollars or one or more Alternative L/C Currencies in an aggregate amount not to exceed its L/C Commitment for the account of the Borrower or, subject to [Section 3.10], any Subsidiary thereof. Letters of Credit may be issued on any Business Day from the Closing Date to, but not including the thirtieth (30) Business Day prior to the Revolving Credit Maturity Date in such form as may be approved from time to time by the applicable Issuing Lender; provided, that no Issuing Lender shall issue any Letter of Credit if, after giving effect to such issuance, # the L/C Obligations would exceed the L/C Sublimit, (b)

Availability. After giving effect to any requested Credit Extension, # the total Revolving Credit Exposure of the Revolving Credit Lenders shall not exceed the aggregate Revolving Credit Commitments of the Revolving Credit Lenders in effect as of the date of such Credit Extension and # the Term Loan Commitment shall not be less than $0.

Availability. Following the Closing Date and subject to the conditions of this Section 2.04, upon notice to the [[Administrative Agent:Organization]] (which shall promptly notify the Lenders), the ​ may from time to time request the addition of one or more tranches of term loans (an “Incremental Term Facility”) and/ or increases in the Delayed Draw Term Loans under the Delayed Draw Term Loan Facility (“Incremental Delayed Draw Term Loans”) by an amount not exceeding, in the aggregate, $200,000,000; provided that, unless otherwise agreed by the [[Administrative Agent:Organization]] that any such request for an Incremental Term Loan Facility or Incremental Delayed Draw Term Loans shall be in a minimum amount of $25,000,000 and in increments of $5,000,000 in excess thereof, or if less, the entire remaining available amount. At the time of sending such notice, the ​ (in consultation with the [[Administrative Agent:Organization]]) shall specify the time period within which each ​ is requested to respond (which shall in no event be less than ten (10) Business Days from the date of delivery of such notice to the Lenders) and the ​ may also invite prospective lenders to respond.

Availability. Subject to the terms and conditions of this Agreement and to deduction of Reserves, Bank shall, in its good faith business discretion, make Advances not exceeding the Availability Amount. Amounts borrowed under the Revolving Line may be repaid and, prior to the Revolving Line Maturity Date, reborrowed, subject to the applicable terms and conditions precedent herein.

Availability. Subject to the terms and conditions of this Agreement, Bank agrees to make Growth Capital Advances to Co-Borrowers in three (3) tranches: “Tranche A”, “Tranche B” and “Tranche C”. On the Effective Date, or as soon thereafter as all conditions precedent to the initial Credit Extension have been satisfied, Bank shall make a Growth Capital Advance under Tranche A to Co-Borrowers in a principal amount equal to Ten Million Dollars ($10,000,000) (the “Tranche A Growth Capital Advance”), which shall be used to refinance all Obligations owing from Co-Borrowers to Bank pursuant to the Original Agreement and for working capital. Thereafter, during the Tranche B Draw Period, Co-Borrower may request one (1) Growth Capital Advance under Tranche B, in a principal amount equal to Five Million Dollars ($5,000,000) (the “Tranche B Growth Capital Advance”). During the Tranche C Draw Period, Co-Borrowers may request one (1) Growth Capital Advances under Tranche C, in a principal amount equal to Five Million Dollars ($5,000,000) (the “Tranche C Growth Capital Advance” and together with the Tranche A Growth Capital Advance and the Tranche B Growth Capital Advance, each a “Growth Capital Advance” and collectively, the “Growth Capital Advances”). The aggregate outstanding amount of the Growth Capital Advances shall not exceed the Growth Capital Line.

“Availability Period” shall mean the period commencing on the Closing Date and expiring on the Availability Period Expiration Date.

Closing. On the Closing Date, upon the terms and subject to the conditions set forth herein, the Company agrees to sell, and the Purchaser agrees to purchase, an aggregate stated value of $2,467,647 of Preferred Stock, as equity consideration pursuant to [Section 6.2] of the License Agreement and, in light of the differences between the Original Terms and the Series C Terms, in full satisfaction of all of the obligations of the Company and the Purchaser pursuant to [Section 6.2] thereunder. Upon satisfaction of the covenants and conditions set forth in [Sections 2.2 and 2.3], the Closing shall occur at the offices of the Company Counsel or such other location as the parties shall mutually agree. The shares of Preferred Stock will be issued in a private placement pursuant to an exemption from the registration requirements of Section 5 of the Securities Act contained in Section 4(a)(2) thereof and Rule 506 promulgated thereunder. Unless otherwise directed, on the Closing Date, the Company shall issue the Preferred Stock registered in the Purchaser‘s name and address in book entry form.

Closing. Subject to the terms and conditions hereof, the closing of the transactions contemplated by this Agreement (the “Sale Closing”) shall take place on the date hereof (the “Sale Closing Date”). The Closing shall take place at the offices of Katten Muchin Rosenman LLP, 525 West Monroe St., Chicago, Illinois 60661, or at such other place as the Parties may agree in writing. At the Sale Closing, # each Seller shall deliver and convey to the Company all of the Transferred Shares in the amounts set forth on Exhibit A hereto, including all of each Seller’s right, title and interest therein and thereto), together with such other documents or instruments of conveyance or transfer as may be necessary or desirable to transfer to and confirm in the Company all right, title and interest in and to the Transferred Shares, free and clear of all Encumbrances, and # the Company shall pay the Payment Amount (as defined in Section 3) in the amounts set forth on Exhibit A hereto to each Seller.