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Patent Protection Ended

No. Patent No. Title
5161. PI 89000955 IMPROVEMENTS IN OR RELATING TO FUNGICIDES.
5162. PI 89000956 METHOD OF MANUFACTURING SEMICONDUCTOR DEVICES, AND LEADFRAME AND DIFFERENTIAL OVERLAPPING APPARATUS THEREFOR.
5163. PI 89000961 DERIVATIVES OF N-PHENYLPRAZOLES.
5164. PI 89000962 ADHESIVE TAPE AND USE THEREOF.
5165. PI 89000966 AN INSECTICIDAL TRANSPARENT EMULSION.
5166. PI 89000967 AUTOMATIC TOLL COLLECTOR FOR A TOLL ROAD.
5167. PI 89000969 FURAN DERIVATIVES.
5168. PI 89000971 AMPLIFIER CIRCUIT.
5169. PI 89000972 COMPOSITE SEMIPERMEABLE MEMBRANES AND METHOD OF MAKING SAME.
5170. PI 89000974 METHOD FOR PRODUCING A SHEET MEMBER CONTAINING AT LEAST ONE ENCLOSED CHANNEL.
5171. PI 89000976 SHUT DOWN PROCESS FOR A FISCHER-TROPSCH REACTOR, AND SAID REACTOR.
5172. PI 89000978 CIRCUIT FOR CONVERSION.
5173. PI 89000979 AEROSOL CONTAINER CAP.
5174. PI 89000980 BU-3608 DERIVATIVES.
5175. PI 89000981 FIN-TUBE TYPE HEAT EXCHANGER
5176. PI 89000982 METHOD OF MAKING A HERMETICALLY SEALED PACKAGE HAVING AN ELECTRONIC COMPONENT.
5177. PI 89000983 CONNECTOR WITH LOCKING MECHANISM.
5178. PI 89000985 PROCESS AND PLANT FOR THE CRYSTALLIZATION OF AN INORGANIC SUBSTANCE AND CRYSTALS OF SODIUM CHLORIDE.
5179. PI 89000986 METHOD OF BLOW MOLDING A FLAT CONTAINER HAVING PORTIONS WITH GREATLY VARYING WALL THICKNESSES.
5180. PI 89000988 DEVICE FOR CORRECTING OCULAR REFRACTION ANOMALIES