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Patent Protection Ended

No. Patent No. Title
921. PI 87000264 COMPOSITION OF MATTER AND METHOD OF OXIDATIVE CONVERSION OF ORGANIC COMPOUNDS THEREWITH.
922. PI 87000265 PROCESS AND APPARATUS FOR DETECTING LEAKS IN SEALED PACKAGES
923. PI 87000266 PRODUCTION OF BUTANES FROM PROPANE
924. PI 87000267 HAIR SETTING COMPOSITION
925. PI 87000268 INK SHEET FOR THERMAL TRANSFER RECORDING
926. PI 87000270 APPARATUS FOR MANUFACTURING SEMICONDUCTOR SINGLE CRYSTALS
927. PI 87000271 TIN OR BISMUTH COMPLEX CATALYSTS AND TRIGGER CURE OF COATINGS THEREWITH.
928. PI 87000272 SEISMIC AND LOGGING TOOL AND METHOD
929. PI 87000273 HAIR GROWTH PROMOTING COMPOSITION
930. PI 87000275 COMPOSITION OF MATTER AND METHOD OF OXIDATIVE CONVERSION OF ORGANIC COMPOUNDS THEREWITH
931. PI 87000277 PYRIDINE DERIVATIVES
932. PI 87000279 BUTTON
933. PI 87000280 REDISPERSION OF AGGLOMERATED NOBLE METALS ON ZEOLITE CATALYSTS
934. PI 87000282 HAIR TREATMENT COMPOSITION FOR HEAT WAVING AND METHOD FOR WAVING HAIR
935. PI 87000283 COLD ROLL-FORMED STRUCTURES AND METHOD AND APPARATUS FOR PRODUCING SAME.
936. PI 87000285 SEBUM SECRETION ACCELERATOR
937. PI 87000286 APPARATUS FOR BRIQUETTING COAL
938. PI 87000287 ANATOMIC ABSORBENT
939. PI 87000288 LIGHTWEIGHT INSULATING BOARDS AND PROCESS FOR MANUFACTURING SAME
940. PI 87000289 ABSORBENT COMPOSITION CONTAINING A SEVERELY HINDERED AMINO COMPOUND AND AN AMINE SALT AND PROCESS FOR THE ABSORPTION OF H2S USING THE SAME