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Patent Protection Ended

No. Patent No. Title
5101. PI 89000847 PHARMACEUTICAL COMPOSITIONS.
5102. PI 89000850 VERTICAL TRACKING CIRCUIT
5103. PI 89000852 METHOD FOR DRY FRACTIONATION OF FATS AND OILS.
5104. PI 89000853 METHOD OF PRODUCING A TENSION PART ANCHORABLE IN THE EARTH.
5105. PI 89000854 LEAD-REPLACEABLE WRITING IMPLEMENT WITH MULTIPLE LEAD CHANNELS.
5106. PI 89000856 IMPROVEMENTS RELATING TO ABHERENT SURFACES.
5107. PI 89000857 HYDROXYIMIDAZOLINES AND POLYAMINE FUEL ADDITIVE COMPOSITIONS
5108. PI 89000858 IMPILSE SPRINKLER WITH DEFLECTOR.
5109. PI 89000859 ANTIVIRAL COMBINATIONS AND COMPOUNDS THEREFOR.
5110. PI 89000860 THERAPEUTIC NUCLEOSIDES.
5111. PI 89000861 OFFSHORE PLATFORM AND METHOD FOR INSTALLING THE PLATFORM.
5112. PI 89000863 SEMI SOLID DETERGENT COMPOSITIONS.
5113. PI 89000864 SEMI SOLID AQUEOUS DETERGENT COMPOSITIONS.
5114. PI 89000865 PROCESS FOR RECYCLING AND PURIFYING CONDENSATE FROM A HYDROCARBON OR ALCOHOL SYNTHESIS PROCESS.
5115. PI 89000866 LOW CALORIE FAT SUBSTITUTE COMPOSITIONS RESISTANT TO LAXATIVE SIDE EFFECT.
5116. PI 89000870 FORMULATIONS OF NITROGENATED ADDITIVES FOR ENGINE FUELS AND THE ENGINE FUELS CONTAINING THEM
5117. PI 89000871 PHOSPHATE ESTER LUBRICANTS.
5118. PI 89000872 MITOMYCIN PHOSPHATE DERIVATIVES.
5119. PI 89000873 REDUCED CALORIE PEANUT BUTTER.
5120. PI 89000874 OPENING DEVICE FOR FLEXIBLE BAGS FILLED WITH COMPRESSED FLEXIBLE ARTICLES.