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Patent Protection Ended

No. Patent No. Title
7921. PI 90002221 A METHOD FOR MANUFACTURE OF SPORTS RACKET IN GENERAL AND A BADMINTON RACKET IN PARTICULAR.
7922. PI 90002222 SCROLL COMPRESSOR WITH ENHANCED DISCHARGE PORT.
7923. PI 90002223 BLOCKING AGENTS OF EDRF EFFECT OR FORMATION FOR THE TREATMENT OF SHOCK.
7924. PI 90002224 GLYCEROL DERIVATIVES, A PREPARATION PROCESS OF THE SAME AND THERAPEUTICAL COMPOSITIONS CONTAINING THEM.
7925. PI 90002225 EXTRUSION DIE ASSEMBLY.
7926. PI 90002228 CATALYST AND PREPOLYMER USED FOR THE USED FOR THE PREPARATION OF POLYOLEFINS.
7927. PI 90002229 CATALYST AND PREPOLYMER USED FOR THE PREPARATION OF POLYOLEFINS.
7928. PI 90002230 THERAPEUTIC NUCLEOSIDES.
7929. PI 90002232 PACK MADE FROM BOARD.
7930. PI 90002237 OPTICAL TRACKING DEVICE.
7931. PI 90002240 SOLID STATE ELECTROCHROMIC DEVICE.
7932. PI 90002241 ANTIPICORNAVIRAL PYRIDAZINAMINES.
7933. PI 90002242 RED PIGMENT COATED PHOSPHOR AND PROCESS FOR MANUFACTURING SAID PHOSPHOR.
7934. PI 90002243 NEW XANTHINE COMPOUNDS.
7935. PI 90002244 DEFLECTION YOKE.
7936. PI 90002246 BIDIRECTIONAL SELECTIVELY ACTUATABLE LIGHTER.
7937. PI 90002248 VERTICAL YOKE PROTECTION CIRCUIT.
7938. PI 90002249 THREE DIGIT CHANNEL ENTRY BY USE OF AN EXTENDED KEYPRESS.
7939. PI 90002250 SAFETY CIRCUITS FOR A TELEVISION RECEIVER.
7940. PI 90002251 STABILITY DETECTION METHOD AND APPARATUS FOR A TUNING SYSTEM.