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73007311 26 Nov 1973 | on 22 Apr 1996 | AQUARIUM FILTER SYSTEMS COMPRISING A FILTER, A PROTEIN SKIMMER AND AN ... Class 016 Class 016 Paper Goods and Printed Material AQUARIUM FILTER SYSTEMS COMPRISING A FILTER, A PROTEIN SKIMMER AND AN UNDERGRAVEL BASE | | | NEKTONICS NEKTONICS RESEARCH & DEVELOPMENT CO., LTD.
72385793 08 Mar 1971 | on 05 Dec 1994 | HYDROMETER/THERMOMETER COMBINATION, THERMOMETER,HYDROMETER/THERMOMETER... Class 001 Class 001 Chemical Products HYDROMETER/THERMOMETER COMBINATION, THERMOMETER Class 026 Class 026 Lace, Ribbons & Embroidery and Fancy Goods HYDROMETER/THERMOMETER COMBINATION, THERMOMETER Class 031 Natural Agricultural Products AIR STONES OR AIR DIFFUSERS | | | NEKTONICS NEKTONICS RESEARCH & DEVELOPMENT CO., LTD.
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81024414 31 Dec 1969 | on 06 Apr 1982 | Class 001 Class 001 Chemical Products | | | NEKTONICS Nektonics Research & Development Co., Ltd.
81012702 31 Dec 1969 | on 03 Nov 1981 | Class 001 Class 001 Chemical Products Class 030 Class 030 Staple Food Products | |