| Patents for C09B 61 - Dyes of natural origin prepared from natural sources (3,035) |
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| 05/05/1993 | CN1071672A Preparing process of natural pigment by using tea cake |
| 03/31/1993 | EP0356499B1 Pigmentation supplements for animal feed compositions |
| 03/19/1993 | EP0574383A4 Color modified melanins and methods for their preparation and use. |
| 01/13/1993 | CN1067896A Maltooligoside derivative, reagent for determining a-amylase activity containing same as effective ingredient and process for determining a-amylase activity using same |
| 12/09/1992 | CN1066860A Extracting method for hot pepper red pigment |
| 11/18/1992 | CN1019126B Process for extracting capsic pigment and capsaicine |
| 10/29/1992 | WO1992018471A1 Extraction of carotenoids from natural sources |
| 10/29/1992 | CA2108016A1 Extraction of carotenoids from natural sources |
| 10/28/1992 | CN1018838B Extraction method of polyphenol edible natural pigment |
| 10/07/1992 | CN1065079A Method of extracting chinese sorghum red pigment by use of water |
| 09/15/1992 | US5147673 Stable red color |
| 09/09/1992 | CN1064284A Extraction method for sorghum's red pigment |
| 08/19/1992 | CN1063704A Chlorophyll copper sodium extracting method from bamboo leaf |
| 08/05/1992 | CN1063295A Extraction method of natural edible yellow colouring agent |
| 06/17/1992 | CN1061985A Process for extracting pimento red pigment from red pimento |
| 05/27/1992 | CN1016790B Extraction of red pigment from fortune firethorn |
| 05/14/1992 | DE4035772A1 New fungicidal wood-dye - contg. water-insol. prod. of reaction of humic acid(s) with organic fungicide |
| 05/06/1992 | CN1060872A Spheroplast fusions of phaffia rhodozyma cells |
| 05/06/1992 | CN1016511B Prepn. of natural edible coloring agent |
| 04/29/1992 | EP0482544A2 Spheroplast fusions of phaffia rhodozyma cells |
| 04/24/1992 | CA2044781A1 Spheroplast fusions of phaffia rhodozyma cells |
| 04/15/1992 | EP0480297A1 Recovery of anthocyanins from black carrot for their use as foodstoffcolorants |
| 04/08/1992 | EP0479459A2 Production of quercetin glucuronide and cultured cells containing the same |
| 04/07/1992 | US5101840 Cocoa powder pigment |
| 04/01/1992 | CN1016067B Technology for preparing natural edible pigment from chinese pera-leaved crabapple |
| 04/01/1992 | CN1016066B Technology for preparing edible pigment from sappan-wood |
| 03/25/1992 | CN1059742A Extracting technology method for chilli pigment and peppery element from chilli |
| 03/18/1992 | CN1059540A Extraction of melanin from black sesame |
| 03/11/1992 | EP0474347A1 Astaxanthin-generating yeast cells |
| 03/11/1992 | EP0474191A1 Dye and its solution |
| 03/10/1992 | US5094253 Dye for coloring cigarette paper |
| 02/18/1992 | US5089410 Process for the production of betacyanin pigments |
| 02/12/1992 | CN1058519A Water-soluble colored pigments from monascorubrin and rubropunctatin as food colorants |
| 02/06/1992 | WO1992001664A1 Synthesis of carminic acid and principal intermediates |
| 02/05/1992 | EP0469704A1 Water-soluble colored pigments from monascorubrin and rubropunctatin as food colorants |
| 02/04/1992 | CA2043150A1 Water-soluble colored pigments from monascorubrin and rubropunctatin as food colorants |
| 01/29/1992 | CN1058224A Extracting edible pigment maize yellow from maize yellow powder |
| 01/21/1992 | WO1992001754A1 Pigments |
| 01/21/1992 | CA2047000A1 Astaxanthin-generating yeast cells |
| 01/07/1992 | US5079016 Color-stabilized carotenoid pigment compositions and foods colored therewith having increased resistance to oxidative color fading |
| 12/26/1991 | WO1991017673A3 Color-stabilized paprika pigment compositions and foods colored therewith having increased resistance to oxidative color fading |
| 12/24/1991 | CA1293451C Process for the dyeing of human hair with brazilin or its hydroxylated derivative and compositions used therefor |
| 11/28/1991 | WO1991018058A1 Color-stabilized carotenoid pigment compositions and foods colored therewith |
| 11/28/1991 | WO1991017673A2 Color-stabilized paprika pigment compositions and foods colored therewith having increased resistance to oxidative color fading |
| 11/17/1991 | CA2042669A1 Color-stabilized carotenoid pigment compositions and foods colored therewith having increased resistance to oxidative color fading |
| 11/17/1991 | CA2042542A1 Color-stabilized paprika pigment compositions and foods colored therewith having increased resistance to oxidative color fading |
| 11/15/1991 | WO1991017738A1 Color modified melanins and methods for their preparation and use |
| 11/13/1991 | EP0455900A1 Method for direct production of crystalline pigments form monascus during fermentation |
| 11/06/1991 | EP0455425A1 Preparation of concentrates of colouring agents |
| 10/23/1991 | CN1055546A Natural edible red pigment and its production technology |
| 10/22/1991 | US5059437 Color-stabilized paprika pigment compositions and foods colored therewith having increased resistance to oxidative color fading |
| 10/02/1991 | CN1014149B Method for extracting edible yellow pigment from sunflower's ligulate flower |
| 10/01/1991 | US5053240 Norbixin adducts with water-soluble or water-dispersible proteins or branched-chain or cyclic polysaccharides |
| 09/04/1991 | EP0444103A1 A procedure for the production of astaxanthin and related carotenoids, astaxanthin esters, chitin, proteins and meat from plants, algae, bacteria, krill, shrimps and other crayfish and crustacea |
| 08/27/1991 | US5042989 Process for producing luminescent dyestuffs from plant materials |
| 08/14/1991 | CN1053803A Production method of natural pigment of hot pepper |
| 08/13/1991 | US5039536 Production and use of a high-intensity red natural colorant derived from carrot cell tissue cultures |
| 06/05/1991 | EP0430875A2 Water-based coating materials containing specific modified organic pigments |
| 05/28/1991 | US5019668 Triglycerides, Ester Interchange, Vacuum Distillation |
| 05/07/1991 | US5013655 Process for the preparation of colorants or monacolin K in a sterile fluidized bed of low water content |
| 05/07/1991 | US5013565 Water-soluble red pigments from monascorubrin and rubropunctatin as food colorants |
| 05/07/1991 | US5013564 Reduced monascus pigment derivatives as yellow food colorants |
| 04/25/1991 | DE3935772A1 Prepn. of St John's wort extract enriched with hypericin - by extracting plant material contg. at least 50 wt. per cent blossoms with mixt. of alcohol and water |
| 03/12/1991 | US4999423 Plant Extract |
| 03/12/1991 | US4999205 Curcumin complexed on water-dispersible substrates |
| 02/18/1991 | CA2023458A1 Curcumin complexed on water-dispersible substrates |
| 01/30/1991 | EP0410236A2 Process for the production of carotinoid preparations |
| 12/19/1990 | EP0402487A1 Production of blacking material and application thereof |
| 12/05/1990 | CN1047518A Producing method and equipment for edible pigment |
| 11/13/1990 | CA1276121C Method of dyeing cotton and other substrates with a microorganism biomass containing indigo |
| 10/17/1990 | CN1046173A Manufacturing method of edible brown pigment |
| 09/19/1990 | EP0388143A1 Process for the production of betacyanin pigments |
| 09/19/1990 | EP0387739A1 Production method for natural red pigment |
| 09/14/1990 | CA2012008A1 Production method for natural red pigment |
| 09/14/1990 | CA2011891A1 Process for the production of betacyanin pigments |
| 09/05/1990 | CN1045114A Process for extracting capsic pigment and capsaicine |
| 08/08/1990 | CN1044478A Volumetric prodn. method of water-soluable colouring agent for carotene |
| 07/03/1990 | US4939086 Anthocyanin |
| 06/30/1990 | WO1990007558A1 Production of blacking material and application thereof |
| 06/27/1990 | CN1043326A Method for obtaining edible colorant from vegetable matter |
| 06/19/1990 | CA1270353A1 Stabilized natural pigment complexes |
| 05/31/1990 | WO1990005765A1 A procedure for the production of astaxanthin and related carotenoids, astaxanthin esters, chitin, proteins and meat from plants, algae, bacteria, krill, shrimps and other crayfish and crustacea |
| 05/22/1990 | US4927760 Vegetable oils, triglycerides, or poly(oxyethylene)sorbitan esters of palmitic acid as crystalline pigment inducers added to culture medium |
| 05/22/1990 | CA1269207A1 Process for producing dyestuffs from plant materials |
| 04/18/1990 | CN1041375A Technology for preparing natural edible pigment from chinese pear-leaved crabapple |
| 04/18/1990 | CN1041374A Technology for preparing edible pigment from sappan-wood |
| 02/28/1990 | CN1040043A Prescription and preparation of medicinal herbs coffee pigment |
| 02/28/1990 | CN1040042A Extraction process for natural brown pigment |
| 02/21/1990 | EP0354960A1 Food colouring agent made of vegetable raw material, method of making it and alcohol-free tonic drink containing it |
| 01/25/1990 | DE3835632C1 Use of macarpin for staining nucleic acids |
| 01/23/1990 | US4895575 Hair dyes |
| 01/03/1990 | EP0349138A2 Recovery of carotenoids |
| 11/07/1989 | US4878921 Natural blue dye composition and colorant using the same: prepared by reacting taurine and genipin |
| 10/04/1989 | CN1036026A Production of curcumin, curcuma oil and zedoary alcohol |
| 10/03/1989 | US4871551 Pigmentation supplements for animal feed compositions |
| 09/20/1989 | EP0261115B1 Method for producing dyes from vegetable elements |
| 09/12/1989 | US4865977 Treating with free non-protein amino acid in presence of free protein amino acid |
| 08/23/1989 | CN1034939A Method for extracting edible pigment from black soya bean |
| 08/16/1989 | EP0328129A2 Yellow-colored solid matter and production thereof |
| 08/10/1989 | WO1989006910A1 Pigmentation supplements for animal feed compositions |