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Fermented tea beverage and tea beverage
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Patent number 8,182,849
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Issue date May 22, 2012
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Otsuka Pharmaceutical Co., Ltd.
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Rieko Endo
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Cold water infusing leaf tea
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Patent number 6,833,144
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Issue date Dec 21, 2004
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Lipton, division of Conopco, Inc.
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Christopher William Goodsall
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Cold brew tea
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Patent number 6,780,454
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Issue date Aug 24, 2004
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Lipton, division of Conopco, Inc.
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Douglas Ashley Balentine
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Black tea manufacture
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Patent number 6,632,462
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Issue date Oct 14, 2003
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Lipton, division of Conopco, Inc.
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Ruth Louisa Blair
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Cold water soluble tea
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Patent number 6,589,575
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Issue date Jul 8, 2003
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Lipton, division of Conopco, Inc.
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Velu Ganesan
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Cold brew tea
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Patent number 6,491,961
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Issue date Dec 10, 2002
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Lipton, division of Conopco, Inc.
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Douglas Ashley Balentine
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Cold water infusing leaf tea
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Patent number 6,482,450
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Issue date Nov 19, 2002
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Lipton, division of Conopco, Inc.
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Christopher William Goodsall
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C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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Producing theaflavin
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Patent number 6,113,965
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Issue date Sep 5, 2000
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Lipton, division of Conopco, Inc.
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Christopher William Goodsall
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Tea processing with zeolites
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Patent number 5,863,581
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Issue date Jan 26, 1999
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Lipton, division of Conopco, Inc.
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Matthew John Barrett
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Enzymatic treatment of black tea leaf
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Patent number 4,639,375
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Issue date Jan 27, 1987
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The Procter & Gamble Company
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Chee-Hway Tsai
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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3812266
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Patent number 3,812,266
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Issue date May 21, 1974
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES