Patent Protection Ended
| No. | Patent No. | Title |
| 4161. | PI 88001095 | EDIBLE PRODUCT AND APPARATUS AND PROCESS FOR ITS PRODUCTION |
| 4162. | PI 88001096 | MUTANT RESISTANT TO CELL MEMBRANE SYNTHESIS INHIBITOR AND PROCESS FOR PREPARING THE SAME. |
| 4163. | PI 88001097 | SET FOR THE REPRODUCTION OF DATA |
| 4164. | PI 88001100 | OPTICAL PICK-UP DEVICE |
| 4165. | PI 88001101 | OPTICAL PICK-UP |
| 4166. | PI 88001102 | PROCESS FOR MANUFACTURING A TUBULAR SEMIFINISHED COPPER ALLOY PART |
| 4167. | PI 88001103 | CRYSTALLINE (BETA)-LACTAM HYDRATE |
| 4168. | PI 88001104 | MANOHYDRATE AND SOLVATES OF A NEW (BETA)-LACTAM ANTIBIOTIC. |
| 4169. | PI 88001105 | 4-AMINOPHRIDINE DERAVATIVES |
| 4170. | PI 88001106 | PROCESS AND INSTALLATION FOR RECOVERING THE HEAVIER HYDROCARBONS FROM A GASEOUS MIXTURE |
| 4171. | PI 88001108 | CLONING AND EXPRESSION OF TRANSFORMING GROWTH FACTOR (BETA)2 |
| 4172. | PI 88001109 | PROCESS FOR THE ELECTROCATALYTIC CONVERSION OF LIGHT HYDROCARBONS TO SYNTHESIS GAS |
| 4173. | PI 88001110 | AN INTEGRATED PROCESS FOR THE REMOVAL OF SULFUR COMPOUNDS FROM FLUID STREAMS |
| 4174. | PI 88001111 | MIXED FLOW IMPELLER |
| 4175. | PI 88001112 | GLASS SHAPING MOLD |
| 4176. | PI 88001113 | (ALPHA),(ALPHA)-DISUBSTITUTED AROMATICS AND HETEROAROMATICS AS COGNITION ENHANCERS |
| 4177. | PI 88001114 | JOINING METAL COMPONENTS. |
| 4178. | PI 88001115 | PROCESS FOR PREPARING 3, 3-DISUBSTITUTED INDOLINES |
| 4179. | PI 88001117 | METHOD FOR IMPROVING THE PERFORMENCE OF HIGHLY VISCOUS CONCENTRATES OF HIGH MOLECULAR WEIGHT DRAG REDUCING POLYMERS |
| 4180. | PI 88001118 | BICYCLIC PEROXIDES |
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