definiens: means the following : 15 ( a ) Liens for Taxes, assessments or governmental charges or levies not yet due or which are being contested in good faith and byappropriate proceedings diligently conducted, if adequate reserves with respect thereto are maintained on the books of the applicable Person inaccordance with GAAP ; ( b ) statutory Liens of landlords and Liens of carriers, warehousemen, mechanics, materialmen and suppliers and other Liensimposed by law or pursuant to customary reservations or retentions of title arising in the ordinary course of business, provided, that, such Lienssecure only amounts not yet due and payable or, if due and payable, are unﬁled and no other action has been taken to enforce the same or are beingcontested in good faith by appropriate proceedings for which adequate reserves determined in accordance with GAAP have been established ; ( c ) Liens on property existing at the time of acquisition of such property provided that such liens were in existence prior to suchacquisition and not incurred in contemplation thereof ; ( d ) Permitted Licenses, including any interest or title of a licensee under a Permitted License ; ( e ) Liens under the Athyrium Loan Documents ; ( f ) pledges or deposits in the ordinary course of business in connection with workers ’ compensation, unemployment insurance andother social security legislation, other than any Lien imposed by ERISA ; ( g ) deposits to secure the performance of bids, trade contracts and leases ( other than Indebtedness ), statutory obligations, suretyand appeal bonds, indemnity and performance bonds and other obligations of a like nature incurred in the ordinary course of business ; ( h ) easements, rights - of - way, restrictions and other similar encumbrances aﬀecting real property which, in the aggregate, are notsubstantial in amount, and which do not materially interfere with the ordinary conduct of the business of the applicable Person ; ( i ) licenses, sublicenses, leases or subleases granted to others in the ordinary course of business or otherwise and not interferingin any material respect with the Revenue Participation Right, the Product Rights, the Product Collateral, or the Back - Up Security Interest ; ( j ) any interest of title of a lessor under, and Liens arising from UCC ﬁnancing statements ( or equivalent ﬁlings, registrations oragreements in foreign jurisdictions ) relating to, leases permitted by this Agreement ( k ) normal and customary banker ’s liens and rights of setoff upon deposits of cash in favor of banks or other depository institutions ; ( l ) Liens of a collection bank arising under Section 4 - 210 of the UCC on items in the course of collection ; 16 ( m ) Liens of sellers of goods to the Seller and any of its Subsidiaries arising under Article 2 of the UCC or similar provisions ofapplicable law in the ordinary course of business, covering only the goods sold and securing only the unpaid purchase price for such goods andrelated expenses ; ( n ) HSBC Liens ; and ( o ) cash collateral securing letters of credit permitted under clause ( f ) of the definition of Permitted Contingent Obligations