U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Did You Know...

...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 585/351 - Carotene or derivative


Subclass of Class 585 - Chemistry of hydrocarbon compounds
Definition: Subject matter directed to the production of carotene (Fig.
No. of patents: 60
Last issue date: 04/13/2010


1    
NumberTitleIssue Date
7696396Method for extraction and concentration of carotenoids using supercritical fluids
Carotenoids are extracted and/or enriched from a mixture containing such compounds. The extraction/enrichment process involves the use of liquefied or supercritical solvents to extract lipids and carotenoids from carotenoid-containing substrates. The extraction proc...
04/13/2010
7521584Carotenoid analogs or derivatives for the inhibition and amelioration of disease
A method for inhibiting and/or ameliorating the occurrence of diseases associated with reactive oxygen species, reactive nitrogen species, radicals and/or non-radicals in a subject whereby a subject is administered a carotenoid analog or derivative, either alone or ...
04/21/2009
7435861Methods for synthesis of carotenoids, including analogs, derivatives, and synthetic and biological intermediates
A method for synthesizing intermediates for use in the synthesis of carotenoid synthetic intermediates, carotenoid analogs, and/or carotenoid derivatives. The carotenoid analog, derivative, or intermediate may be administered to a subject for the inhibition and/or a...
10/14/2008
7329789Method for extraction and concentration of carotenoids using supercritical fluids
Carotenoids are extracted and/or enriched from a mixture containing such compounds. The extraction/enrichment process involves the use of liquefied or supercritical solvents to extract lipids and carotenoids from carotenoid-containing substrates. The extraction proc...
02/12/2008
7270823Environmentally safe agricultural supplement
A substantially microbe-free composition containing plant growth regulators is produced by culturing a fungal spawn on high carbohydrate medium under suitable conditions. The culture filtrate is sterilized, formulated, and used to enhance plant growth. ...
09/18/2007
7224532Optical uses diamondoid-containing materials
Novel optical devices based on diamondoid-containing materials are disclosed. Materials that may be fabricated from diamondoids included diamondoid nucleated CVD films, diamondoid-containing CVD films, molecular crystals, and polymerized materials. Devices that may ...
05/29/2007
7192731Methods for efficient extraction of carotenoids using an esterase
A method of increasing a fraction of free carotenoids in a source of carotenoids in which at least some of the carotenoids are fatty acid esterified carotenoids is disclosed. The method is effected by contacting the source of carotenoids with an effective amount of ...
03/20/2007
7166315Tomato fiber composition, uses thereof and process for its preparation
The present invention provides a composition comprising dietary fibers with high water holding capacity (WHC) wherein said composition is obtained from tomato pulp which is substantially free of see, peels, carotenoids and lipids and exhibits WHC, in weight ratio, i...
01/23/2007
7161055Method of extracting and isolating minor components from vegetable oil
A process for the separation and recovery of minor components from vegetable oil such as palm oil. Esterified palm oil is subjected to molecular distillation giving a concentrate rich in minor components. The concentrate is then adsorbed to adsorbents such as normal...
01/09/2007
7145048Process for producing adamantane or analogue
The invention relates to a method of selectively producing adamantanes in a production apparatus made of an inexpensive material, not having any negative influence on the natural environment. The method for producing adamantanes includes isomerizing a tricyclic satu...
12/05/2006
7141712Recovery of palm phytonutrients
A process for the recovery of phytonutrients such as carotenes, phospholipids and ubiquinones from palm oil esters is disclosed. This process comprises the steps of vacuum distillation, treatment and purification of concentrate containing these phytonutrients. The a...
11/28/2006
7126036Thermal isomerization of lycopene
The present invention relates to a process for the thermal isomerization of a mixture of all-E-lycopene and its Z isomers of any composition to increase the proportion of all-E, wherein the isomerization takes place in a polar solvent in which lycopene is only sligh...
10/24/2006
7015014Isolation of carotenoid crystals
The present invention relates to a crystalline carotenoid compound, such as β-carotene, with a purity of at least 95% and with substantially no solvent enclosed in the crystal lattice. The present invention further describes a process to prepare such a highly pure ...
03/21/2006
6909021Method of extracting lutein from green plant materials
The present invention provides a method for extracting carotenoids from green plant materials using supercritical fluid extraction. A first and second supercritical fluid extraction is performed on the green plant composition at two different pressures to obtain two...
06/21/2005
6872556Isoprenoid production
The present invention relates to an isolated DNA sequence encoding an enzyme (e.g., farnesyl pyrophosphate synthase) in the pathway from isopentenyl pyrophosphate to farnesyl pyrophosphate. Vectors and plasmids including such DNA are also set forth. The invention al...
03/29/2005
6812001Isolation of carotenoid crystals from microbial biomass
A process for the isolation of crystalline carotenoid compound from microbial biomass comprising disrupting the microbial cell walls, separating cellular debris from the carotenoid-containing residue, washing one member of the group consisting of the microbial bioma...
11/02/2004
6805800Method for recovering pigments from algal cultures
A method and apparatus (101) for the recovery of fat soluble compounds, such as beta carotene, is described. In one embodiment of the invention a solution (102) containing a fat soluble compound is passed through a fluidised bed (104) of crystal...
10/19/2004
6737552Method for extracting lutein from green plant materials
The present invention provides a method for extracting carotenoids from green plant materials using supercritical fluid extraction. A first and second supercritical fluid extraction is performed on the green plant composition at two different pressures to obtain two...
05/18/2004
6407306Process for extracting carotenes from carotene-containing materials
A process is described for extracting carotenes from carotene-containing materials, in particular from fats and oils of biological origin, which provides for extraction of carotene-containing material with an extractant comprising at least one member sele...
06/18/2002
6355841Process for producing ଲ-carotene
There are disclosed a process for producing a sulfon derivative of formula (1): ##STR1## wherein Ar represents an aryl group which may be substituted, R represents a lower alkyl group and the wavy line depicted by ##STR2## indicates a single bond and ste...
03/12/2002
6309677Multi-carotenoid product
A composition is provided that includes carotenoid extracts derived from a plurality of natural sources. Carotenoids are extracted from natural sources such as palm fruit, algae and marigold flowers and combined in a single product. The product may includ...
10/30/2001
6297416Process for making ଲ-carotene
A process for preparing ଲ-carotene, represented by Formula 3 ##STR1## staring from a sulfone compound of Formula B ##STR2##...
10/02/2001
6277417Method of inhibiting 5଱-reductase with astaxanthin
A method for inhibiting the activity of the enzyme 5଱-reductase in a human subject is provided which comprises administering to the subject a composition comprising the carotenoid astaxanthin. Administration of the composition to inhibit the enzyme ...
08/21/2001
6271396Use of organosulfur compounds for effecting a bathocromic shift in the UV/vis absorption bands of carotenoids
Organosulfur compounds can be used in complexes with carotenoids for effecting a bathochromic shift in the absorption bands of carotenoids in the UV/vis spectrum. Carotenoid formulations comprising these complexes, a process for preparing these formulatio...
08/07/2001
6072092Recovery of carotenes
A process for the recovery of carotenes and the production of carotene concentrate from natural oils and fats. The carotene-containing natural oils and fats is subjected to alcoholic esterification to form a mixture of fatty acid alkyl esters, carotenes, ...
06/06/2000
6057484Method of obtaining a composition containing 9-cis ଲ-carotene in high-purity
There are disclosed a composition containing 9-cis ଲ-carotene in high-purity and an industrially applicable method of obtaining the same from an alga. The composition can be obtained through steps of washing with ethanol dry powder of the alga belon...
05/02/2000
5977073Nutrient composition for treatment of immune disorders
A composition and method for its use in treatment of an immune disorder in a mammal. The composition includes, in relative amounts, between 50 and 3000 mg of a purified compound selected from oxidized and unoxidized gamma-L-glutamyl-L-cysteinylglycine, ga...
11/02/1999
5969203Process for the production of high purity isobutene combining reactive distillation with hydroisomerization, distillation and skeletal isomerization
The invention relates to a process for producing high purity isobutene from a hydrocarbon cut essentially comprising olefinic hydrocarbons containing 4 carbon atoms per molecule including isobutene, also butene-1 and butene-2 compounds in a ratio which su...
10/19/1999
5962756Natural carotenoid concentrates from plant material and a process for preparing the same
Chromoplasts and/or chloroplasts are isolated from plant material. This wet mass is digested in aqueous medium with pectin- and/or protein-cleaving enzymes, insoluble substances are removed, and a carotinoid-rich sediment is obtained after acidifying the ...
10/05/1999
5849345Carotenoid ketones and esters
New carotenoids of the formula ##STR1## wherein R and n have the significances given herein, are useful for pigmenting the egg yolk, integuments and/or subcutaneous fat of poultry and the meat and/or integuments of fish and crustacea when included in...
12/15/1998
5811609Process for the preparation of a water dispersible carotenoid preparation in powder form
A powdered water-dispersible carotenoid preparation in the form of discrete carotenoid microparticles is prepared by milling a carotenoid in an aqueous medium in the presence of a hydrocolloid so as to form a suspension, heating the suspension thus formed...
09/22/1998
5789647Process for the extraction of natural carotenoid dyes
A process for the extraction of carotenoid dyes from pre-dried natural starting materials is described using compressed gases such as propane and/or butane in which organic entraining agents can be additionally added in order to facilitate and complete th...
08/04/1998
5714658Process for the extraction of carotenes from natural sources
For the extraction of carotenes, in particular of ଲ-carotene, from natural sources, these are stirred for several hours at at least 30° C. in a solvent mixture composed of acetic esters of C1 -C4 alcohols as well as a portion ...
02/03/1998
5689022Preparation of ଲ-carotene products with a high 9 (Z) content
ଲ-Carotene products with a high proportion of the 9(Z) isomer are prepared starting from mother liquors from the industrial preparation of ଲ-ionylideneethyltriarylphosphonium salts (C15 -triarylphosphonium salts) by Wittig reaction ...
11/18/1997
5648550Beta-keto-alcohols and the process for the manufacture thereof
A novel process for the manufacture of ଲ-keto alcohols from aldehydes comprising reacting a conjugated polyene aldehyde under basic conditions with a cyclocarbonate or derivative thereof. Certain carotenoid products of this process are novel compoun...
07/15/1997
5612485High cis beta-carotene composition
A carotenoid composition derived from a natural source wherein at least 50% by weight of the carotenoid content of the composition is cis beta-carotene and preferably 9 cis beta-carotene. Typically, the beta-carotene content of the composition is predomin...
03/18/1997
5510551Extraction of carotenoids from natural sources
A carotenoid-enriched fraction is extracted from natural sources, such as carrots, by (i) separating the carotenoid-containing natural source into a carotenoid-containing liquid fraction and a pulp fraction, (ii) adding a carotenoid precipitation agent in...
04/23/1996
5453565Astaxanthin from flowers of the genus adonis
A novel strain of Adonis aestivalis having an average of 18-22 petals per flower head and containing an average of 200-350 μg of astaxanthin pigment per flower head is cultivated, harvested and extracted to provide a source of natural astaxanthin. The ex...
09/26/1995
5453447Preparation of stable injectable ଲ-carotene solubilizates
A process for the continusous preparation of Beta-carotene together with an emulsifier by briefly heating Beta-carotene together with an emulsifier to give a homogeneous solution, rapidly cooling the latter to below 100° C. by adding water, and subsequen...
09/26/1995
5424478Process for producing vitamin A derivatives
The present specification relates to an industrially advantageous process for producing vitamin A derivatives which are useful as medicaments, feed additives, food additives and the like. The process provides vitamin A derivatives, particularly all-trans ...
06/13/1995
1    
 
Sign InRegister
Username  
Password   
forgot password?