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No. Patent No. Title
2221. PI 87001859 INDOLINE AND 2-INDOLINONE DERIVATIVES.
2222. PI 87001860 ANTIASTHMATIC.
2223. PI 87001861 ANTI-TUMOR METHOD AND COMPOUNDS.
2224. PI 87001862 IMPROVEMENTS IN OR RELATING TO PHENETHANOLAMINES.
2225. PI 87001863 6-SUBSTITUTED-4-DIALKYLAMINOTETRAHYDROBENZ-[C,D] INDOLES.
2226. PI 87001864 ELECTRICAL CONNECTORS.
2227. PI 87001866 WELL CEMENTING METHODS AND COMPOSITIONS.
2228. PI 87001867 HALOGENATING COMPOUNDS AND A PROCESS FOR THEIR PRODUCTION.
2229. PI 87001868 AN IMPROVED METHOD FOR ADMINISTERING INSULIN.
2230. PI 87001869 ELECTRIC SOCKET
2231. PI 87001870 LYMPHOKINE PRODUCTION AND PURIFICATION.
2232. PI 87001871 VECTORS AND METHODS FOR EXPRESSION OF HUMAN PROTEIN C ACTIVITY.
2233. PI 87001872 IMPROVEMENTS IN AND RELATING TO PYRIMIDO-(4,5-G) QUINOLINES AND INTERMEDIATES
2234. PI 87001873 STABLE HYDRATE OF PENICILLIN DERIVATIVE AND PROCESS FOR PREPARING SAME.
2235. PI 87001874 BELT CONNECTOR DEVICE.
2236. PI 87001875 A TRIHALOIMIDAZOLE INSECTICIDE.
2237. PI 87001876 ALKALINE PROCESSING OF NATURALLY OCCURRING CALCIUM ALUMINIUM AND IRON PHOSPHATES.
2238. PI 87001877 PRODUCTION OF INGREDIENTS FOR DETERGENTS AND SOAP POWDERS FROM ALKALI PHOSPHATES.
2239. PI 87001878 COMPOSITIONS CONTAINING FIXED COMBINATIONS.
2240. PI 87001879 CONTRACEPTIVE METHOD AND KIT.