Price equal to principal amount, plus accrued and unpaid interest (as a percent)

[Table of Contents](#i8e6404ebd98d416daa7f88f48159b601_7)EDWARDS LIFESCIENCES CORPORATIONNOTES TO CONSOLIDATED FINANCIAL STATEMENTS (Continued)9.    GOODWILL AND OTHER INTANGIBLE ASSETS (Continued)  
The changes in the carrying amount of goodwill, by segment, during the years ended December 31, 2021 and 2020 were as follows:

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|   | UnitedStates |  | Europe |  | Rest of World |  | Total |
|   | (in millions) |
| Goodwill at December 31, 2019 | $ | 773.7  |  |  | $ | 62.8  |  |  | $ | 331.2  |  |  | $ | 1,167.7  |  |
|  |  |  |  |  |  |  |  |
| Currency translation adjustment | —  |  |  | 5.5  |  |  | —  |  |  | 5.5  |  |
| Goodwill at December 31, 2020 | 773.7  |  |  | 68.3  |  |  | 331.2  |  |  | 1,173.2  |  |
|  |  |  |  |  |  |  |  |
| Currency translation adjustment | —  |  |  | (5.3) |  |  | —  |  |  | (5.3) |  |
| Goodwill at December 31, 2021 | $ | 773.7  |  |  | $ | 63.0  |  |  | $ | 331.2  |  |  | $ | 1,167.9  |  |

  
Other intangible assets consist of the following (in millions):  


|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|   |  |  | December 31, |
|   | Weighted-Average Useful Life (in years) |  | 2021 |  | 2020 |
|   |  | Cost |  | AccumulatedAmortization |  | NetCarryingValue |  | Cost |  | AccumulatedAmortization |  | NetCarryingValue |
| Finite-lived intangible assets |  |  |   |  |   |  |   |  |   |  |   |  |   |
| Patents | 7.4 |  | $ | 185.7  |  |  | $ | (184.2) |  |  | $ | 1.5  |  |  | $ | 186.1  |  |  | $ | (183.6) |  |  | $ | 2.5  |  |
| Developed technology | 13.1 |  | 153.9  |  |  | (55.5) |  |  | 98.4  |  |  | 155.2  |  |  | (51.0) |  |  | 104.2  |  |
| Other | 10.0 |  | 12.4  |  |  | (6.8) |  |  | 5.6  |  |  | 12.6  |  |  | (6.0) |  |  | 6.6  |  |
|  | 12.6 |  | 352.0  |  |  | (246.5) |  |  | 105.5  |  |  | 353.9  |  |  | (240.6) |  |  | 113.3  |  |
| Indefinite-lived intangible assets |  |  |   |  |   |  |   |  |   |  |   |  |   |
| In-process research and development |  |  | 218.1  |  |  | —  |  |  | 218.1  |  |  | 218.1  |  |  | —  |  |  | 218.1  |  |
|  |  |  | $ | 570.1  |  |  | $ | (246.5) |  |  | $ | 323.6  |  |  | $ | 572.0  |  |  | $ | (240.6) |  |  | $ | 331.4  |  |

  
Amortization expense related to other intangible assets for the years ended December 31, 2021, 2020, and 2019 was $7.7 million, $5.4 million, and $4.6 million, respectively. Estimated amortization expense for each of the years ending December 31 is as follows (in millions):

|  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- |
|  |  |  |  |  |  |
| 2022 | $ | 6.8  |  |
| 2023 | 8.4  |  |
| 2024 | 8.4  |  |
| 2025 | 10.2  |  |
| 2026 | 15.9  |  |

  
10.    DEBT AND CREDIT FACILITIES  
In June 2018, the Company issued $600.0 million of fixed-rate unsecured senior notes (the "Notes") due June 15, 2028. Interest is payable semi-annually in arrears, with payments due in June and December of each year. The Company may redeem the Notes, in whole or in part, at any time and from time to time at specified redemption prices. In addition, upon the occurrence of certain change of control triggering events, the Company may be required to repurchase all or a portion of the Notes at a price equal to 101% of their principal amount, plus accrued and unpaid interest. The Notes also include covenants that limit the Company's ability to incur secured indebtedness, enter into sale and leaseback transactions, and consolidate, merge, or transfer all or substantially all of its assets.   
62
