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Patent Protection Ended

No. Patent No. Title
5501. PI 89001471 ABSORBENT STRUCTURE HAVING MULTIPLE CANALS.
5502. PI 89001472 SUBSTRATE COMPOSITION FOR ALKALINE PHOSPHATASE AND METHOD FOR ASSAY USING SAME.
5503. PI 89001476 NOVEL ANTIMICROBIAL QUINOLONYL LACTAM ESTERS.
5504. PI 89001477 NOVEL ANTIMICROBIAL FLUOROQUINOLONYL CEPHEMS.
5505. PI 89001478 NOVEL ANTIMICROBIAL DITHIOCARBAMOYL QUINOLONES
5506. PI 89001479 OPTICAL PICKUP DEVICE.
5507. PI 89001480 A FASTENING MEANS FOR SEISMIC EQUIPMENT.
5508. PI 89001481 HEAT INTEGRATION PROCESS.
5509. PI 89001482 DISPENSING APPARATUS FOR PRESSURISED DISPENSING CONTAINERS.
5510. PI 89001484 DUAL COMPOSITION BAR AND EXTRUSION NOZZLE THEREFOR
5511. PI 89001485 DETERGENT BAR WITH IMPROVED FOAM AND SKIN FEEL
5512. PI 89001486 A GOLF BOARD GAME APPARATUS.
5513. PI 89001487 CYCLOSPORIN OPHTHALMIC COMPOSITIONS.
5514. PI 89001489 PROCESS FOR THE PREPARATION OF METHANOL AND COMPOSITION SUITABLE FOR USE AS A CATALYST IN SAID PROCESS.
5515. PI 89001490 PROCESS FOR MANUFACTURING COMPACT DISCS AND OTHER OPTICALLY READABLE DISCS.
5516. PI 89001493 PERSONAL COMPUTER
5517. PI 89001495 OPTICAL RECORDING MEDIA
5518. PI 89001496 OPTICAL RECORDING MEDIA.
5519. PI 89001497 TOILET BOWL CLEANER
5520. PI 89001498 TOILET BOWL CLEANERS CONTAINING IODOPHORS.