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Patent Protection Ended

No. Patent No. Title
5181. PI 89000991 ''SYSTEM FOR ADAPTIVELY GENERATING SIGNAL IN ALTERNATE FORMATS AS FOR AN EDTV SYSTEM''.
5182. PI 89000992 SMOKING ARTICLE
5183. PI 89000993 A BUCKET CONVEYOR.
5184. PI 89000994 PAPER SLIP HANDLING SYSTEM.
5185. PI 89000995 TREATMENT OF WOOD AND WOODBASED MATERIALS.
5186. PI 89000996 METHOD OF AND CIRCUITRY FOR COMPENSATING OFFSET VOLTAGES IN A FOCUSING AND/OR TRACKING CIRCUIT.
5187. PI 89000999 DETERGENT COMPOSITIONS AND PROCESS FOR PREPARING THEM.
5188. PI 89001000 ADHESIVE COMPOSITIONS.
5189. PI 89001001 COFFEE GLASS AND PROCESS FOR PRODUCING SAME.
5190. PI 89001002 COMBATING INSECT INFESTATION IN RICE USING AN INSECTICIDALLY ACTIVE N-SUBSTITUTED- N'', N''-DIACYLHYDRAZINE
5191. PI 89001004 POLYPROPYLENE RESIN COMPOSITION.
5192. PI 89001006 NOVEL RESOLUTION PROCESS FOR RACEMIC SPIRO-HYDANTOINS.
5193. PI 89001007 PROCESS FOR THE RECOVERY OF MONOGLYCERIDES AND DIGLYCERIDES FROM A MIXTURE CONTAINING MONO-, DI-AND TRIGLYCERIDES.
5194. PI 89001010 IMPROVEMENT TO BELL FURNACES UTILIZED IN PARTICULAR FOR THE ANNEALING OF METALLIC REELS UNDER CONTROLLED ATMOSPHERE.
5195. PI 89001011 DEVICE FOR SURGICAL TREATMENT OF AMETROPIA
5196. PI 89001013 AMINOCARBONYL-SUBSTITUTED PYRIDINESULFINIC ACID OR SALTS THEREOF
5197. PI 89001014 ANTIMICROBIAL AGENT FOR ANIMALS
5198. PI 89001015 MEANS AND METHOD FOR STERILIZING SPICES AND LIKE SUBSTANCES
5199. PI 89001016 FRUIT CONCENTRATE SWEETENER AND PROCESS OF MANUFACTURE
5200. PI 89001017 RESIN LAMINATES.