| 176 | United States — Section 211 Omnibus Appropriations Act of 1998 | 1999/07/08 | European Union | United States | 詳細內容 |
| 174 | European Communities — Protection of Trademarks and Geographical Indications for Agricultural Products and Foodstuffs | 1999/06/01 | United States | European Union | 詳細內容 |
| 171 | Argentina — Patent Protection for Pharmaceuticals and Test Data Protection for Agricultural Chemicals | 1999/05/06 | United States | Argentina | 詳細內容 |
| 170 | Canada — Term of Patent Protection | 1999/05/06 | United States | Canada | 詳細內容 |
| 160 | United States — Section 110(5) of US Copyright Act | 1999/01/26 | European Union | United States | 詳細內容 |