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Patent Protection Ended

No. Patent No. Title
7821. PI 90002076 PROCESS FOR PREPARATION HIGH BULK DENSITY DETERGENT POWDERS CONTAINING CLAY.
7822. PI 90002077 NOVEL POLYMERIC NONLINEAR OPTICAL MATERIALS FROM ANISOTROPIC DIPOLAR MONOMERS.
7823. PI 90002079 AUTOMATIC SELF INJECTING DEVICE
7824. PI 90002080 PHARMACEUTICAL PREPARATIONS.
7825. PI 90002082 LOAD-INDICATING FASTENERS.
7826. PI 90002083 NON-CYANIDE ELECTRODE CLEANING PROCESS.
7827. PI 90002086 ANTIMETASTABLE STATE CIRCUIT.
7828. PI 90002089 SLOTTED ROTOR LUBRICATION SYSTEM
7829. PI 90002091 ROTARY COMPRESSOR.
7830. PI 90002092 SURFACE TREATMENT APPARATUS FOR VULCANIZED RUBBER PRODUCTS.
7831. PI 90002093 APPARATUS FOR REPRODUCING DIGITAL AND ANALOGUE AUDIO SIGNALS.
7832. PI 90002095 PROCESS FOR PREPARING CEREAL FLAKES.
7833. PI 90002096 FUNCTIONAL FLUIDS.
7834. PI 90002097 MINEFIELD BREACHING SYSTEM
7835. PI 90002098 TRANSDERMAL FLUX ENHANCERS IN COMBINATION WITH IONTOPHORESIS IN TOPICAL ADMINISTRATION OF PHARMACEUTICALS
7836. PI 90002099 WATER-BASED COMPOSITES WITH SUPERIOR CURE IN THICK FILMS, AND CHEMICAL AND SHOCK RESISTANCE.
7837. PI 90002100 POLYMER-MODIFIED CEMENTS WITH IMPROVED CHEMICAL RESISTANCE.
7838. PI 90002101 METHOD OF FORMING A SOLDER LAYER ON PAD BOARD OF A CIRCUIT BOARD AND METHOD OF MOUNTING AN ELECTRON CIRCUIT BOARD.
7839. PI 90002102 MUSHROOM CULTIVATION.
7840. PI 90002105 RECOVERY OF COMBALT CATALYST VALUES.