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Patent Protection Ended

No. Patent No. Title
15421. PI 95003990 SIMULTANEOUS PREPARATION OF CAPROLACTAM AND HEXAMETHYLENEDIAMINE
15422. PI 95003993 REMOVAL OF CARBON DIOXIDE FROM GAS STREAMS
15423. PI 95003994 PROCESS FOR THE PREPARATION OF POWDERS FOR INHALATION AND POWDERS OBTAINABLE THEREBY
15424. PI 95003998 SATELLITE CELLULAR TELEPHONE AND DATA COMMUNICATION SYSTEM AT AN INCLINED ORBIT
15425. PI 95003999 CLEAR, CONCENTRATED LIQUID FABRIC SOFTENER COMPOSITIONS
15426. PI 95004000 A POLE-TURNING DEVICE
15427. PI 95004004 DRIVING CIRCUITS FOR A PASSIVE MATRIX LCD WHICH USES ORTHOGONAL FUNCTIONS TO SELECT DIFFERENT GROUPS OF SCANNING ELECTRODES
15428. PI 95004006 METHOD OF MANUFACTURING DISPLAY SCREEN
15429. PI 95004007 TELEPHONE EXCHANGE FOR WIRE TELEPHONE AND RADIO TELEPHONE
15430. PI 95004008 DISPLAY SCREEN AND METHOD OF MANUFACTURING THE SAME
15431. PI 95004009 TELEVISION ON-SCREEN DISPLAY SYSTEM UTILIZING TEXT DATA COMPRESSION
15432. PI 95004010 DYNAMIC FOCUS COUPLING
15433. PI 95004021 LABEL PRINTER
15434. PI 95004026 DOWNHOLE ELECTRICITY TRANSMISSION SYSTEM
15435. PI 95004028 EXPANDABLE RUBBER-MODIFIED STYRENE RESIN BEADS, EXPANDED BEADS THEREOF, AND EXPANDED MOLDED ARTICLES OBTAINED THEREFROM
15436. PI 95004029 IMPROVED SHROUD
15437. PI 95004030 CONTINUOUS CASTING METHOD OF BILLET AND CASTING MOLD FOR SAID METHOD
15438. PI 95004033 A METHOD AND APPARATUS FOR HANDLING SHEET STACKS
15439. PI 95004036 IMMERSION HEATING ELEMENT WITH ELECTRIC RESISTANCE HEATING MATERIAL AND POLYMERIC LAYER DISPOSED THEREON
15440. PI 95004042 GAS DISTRIBUTOR PLATE FOR A GAS PHASE POLYMERIZATION APPARATUS