Patents Assigned to Cultor Ltd.
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Patent number: 6183769Abstract: Reproductive performance and growth of non-human animals is enhanced by administering betaine to the animals. Betaine is administered to animals living under nutritional or lactational stress. Animal feeds for the enhancing of reproductive performance of animals contain betaine in addition to ingredients conventionally used in animal diets.Type: GrantFiled: October 21, 1997Date of Patent: February 6, 2001Assignee: Cultor Ltd.Inventors: Roger Campbell, Erkki Virtanen
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Patent number: 6007848Abstract: Low calorie food products that contain highly crystalline bulking agents that impart improved texture and mouthfeel to the food products are described. The food products contain 1,4-anhydroglucitol or 1,4-anhydrogalactitol and a food ingredient. A method of preparing 1,4-anhydro-DL-galactitol comprising heating galactitol in a water-immiscible, high-boiling, reaction-inert medium in the presence of a mineral acid is also described.Type: GrantFiled: July 14, 1997Date of Patent: December 28, 1999Assignee: Cultor Ltd.Inventors: Michael E. Hendrick, deceased, Barry J. Morton, Robert J. Rafka
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Patent number: 5942611Abstract: A new process for recovering high purity natamycin from fermentation broth containing natamycin comprises the steps of adjusting the pH of the broth to above about 10 and adding an amount of a water-miscible solvent, such as isopropanol, sufficient to dissolve the natamycin in the broth, followed by removing insoluble solids from the pH-adjusted broth, followed by lowering the pH of the broth to a level sufficient to precipitate the natamycin, and removing the natamycin from the broth.Type: GrantFiled: August 28, 1996Date of Patent: August 24, 1999Assignee: Cultor Ltd.Inventors: George Wayne Borden, John Michael Maher, Constantine Sklavounos
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Patent number: 5908941Abstract: Maltol and ethyl maltol can be produced from a haloenone intermediate by reacting the intermediate with acid in a reaction medium comprising an aprotic solvent.Type: GrantFiled: November 6, 1996Date of Patent: June 1, 1999Assignee: Cultor, Ltd.Inventors: Fu-Ning Fung, Bruce A. Hay, James E. Swenarton, deceased
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Patent number: 5876780Abstract: The invention is directed to compositions useful in methods for the treatment of coccidiosis. The compositions are designed to be administered to animals infected with coccidiosis-inducing organisms and contain an osmoprotectant, e.g. betaine, and an anticoccidial agent or coccidiostat.Type: GrantFiled: June 11, 1997Date of Patent: March 2, 1999Assignee: Cultor, Ltd.Inventors: Erkki Virtanen, Mika Koivistoinen, James L. McNaughton
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Patent number: 5834473Abstract: The invention is directed to methods for the treatment of coccidiosis and compositions designed to be administered to animals infected with coccidiosis-inducing organism. The compositions contain an osmoprotectant, and especially, betaine.Type: GrantFiled: June 5, 1997Date of Patent: November 10, 1998Assignee: Cultor, Ltd.Inventors: Erkki Virtanen, Mika Koivistoinen, James L. McNaughton, Liisa Rosi
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Patent number: 5795398Abstract: A method for separating sucrose and a second dissolved component from a sucrose-containing solution, preferably a beet-derived sucrose-containing solution, wherein the solution is subjected to a first fractionation by a continuous or sequential chromatographic simulated moving bed process to yield a sucrose-enriched fraction and a fraction enriched with the second dissolved component. The resulting fraction enriched with the second component is subjected to a second chromatographic fractionation that is a simulated moving bed or batch type process, to yield a second sucrose-enriched fraction and a second fraction enriched with the second dissolved component wherein both fractions have an improved yield or purity.Type: GrantFiled: June 7, 1995Date of Patent: August 18, 1998Assignee: Cultor Ltd.Inventors: Goran Hyoky, Hannu Paananen, Kaj-Erik Monten, Heikki Heikkila, Jarmo Kuisma
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Patent number: 5773052Abstract: This invention is directed to diets for chicks designed to provide their dietary requirements of methionine. Betaine is used in place of methionine to supply a portion of this requirement.Type: GrantFiled: April 20, 1995Date of Patent: June 30, 1998Assignee: Cultor-LtdInventors: Erkki Virtanen, Mika Koivistoinen, David D. Hall, James L. McNaughton
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Patent number: 5763626Abstract: Pure maltol is recovered from a mixture containing maltol by extraction into an aqueous solution, optionally in the presence of a substantially water-immiscible solvent in which the maltol in the mixture is substantially insoluble.Type: GrantFiled: October 28, 1996Date of Patent: June 9, 1998Assignee: Cultor Ltd.Inventors: Donald B. Guzek, Kenneth D. Dickey, Russell J. Hausman
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Patent number: 5683738Abstract: There is disclosed a low calorie fat substitute comprising a sorbitol fatty acid ester with a degree of substitution of about five fatty acid groups. Foodstuffs containing the sorbitol ester are also disclosed. Processes for preparing the sorbitol fatty acid esters are also disclosed.Type: GrantFiled: January 5, 1996Date of Patent: November 4, 1997Assignee: Cultor Ltd.Inventors: Gordon D. Gruetzmacher, Jeffrey W. Raggon, Bishop Wlodecki
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Patent number: 5681601Abstract: There is disclosed a low calorie fat substitute comprising an outer coating of a digestible fat surrounding an inner core of a low caloric or non-caloric material.Type: GrantFiled: April 25, 1996Date of Patent: October 28, 1997Assignee: Cultor Ltd.Inventors: Michael E. Hendrick, Robert A. Reimer
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Patent number: 5667593Abstract: An improved, water-soluble polydextrose containing 0.3 mol % or less of bound citric acid, a process therefor, and foods containing same.Type: GrantFiled: August 29, 1990Date of Patent: September 16, 1997Assignee: Cultor Ltd.Inventors: Donald B. Guzek, Russell J. Hausman, Bharat K. Shah
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Patent number: 5635368Abstract: The invention relates to a bioreactor with immobilized lactic acid bacteria which is characterized in that the bacteria are fixed on the surface of a substantially non-compressible carrier which is composed of a continuous, porous matrix or of dimpled or reticular porous particles, the matrix or the particles having a structure of a loosely associated plurality of microparticles or microfibers which are bound together chemically, adhesively or mechanically at least at some contact points between the individual microparticles or microfibers. Preferably the microparticles or microfibers comprise or consist of a material, preferably a resin, having anion exchanger capability. A preferred embodiment of the carrier includes DEAE-cellulose, the microparticles and microfibers being agglomerated with polystyrene.Type: GrantFiled: November 24, 1993Date of Patent: June 3, 1997Assignee: Cultor Ltd.Inventors: Heikki Lommi, Wilhelmus J. P. M. Swinkels, Timo T. Viljava, Roger C. Hammond
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Patent number: 5616361Abstract: The present invention relates to a method for the production of a free flowing, compressible granulate which contains from 94% to 98% by weight of xylitol, another physiologically acceptable polyol such as mannitol, maltitol or isomalt and less than 1% by weight of water.Type: GrantFiled: March 15, 1996Date of Patent: April 1, 1997Assignee: Cultor Ltd.Inventors: Jouko Virtanen, Matti Makela
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Patent number: 5612072Abstract: The invention relates to a process for the production of substantially non-alcoholic beer by a continuous yeast treatment at a low temperature. In the process, wort which has been clarified and possibly treated by evaporating and/or with an adsorbing agent is passed through a packed column reactor containing immobilized yeast at a temperature ranging between the freezing point of wort and 10.degree. C. The yeast is reactivated at 2.degree. to 15.degree. C. for 10-30 hours. If required, the reactor can be regenerated.Type: GrantFiled: December 21, 1992Date of Patent: March 18, 1997Assignee: Cultor Ltd.Inventors: Heikki Lommi, Wim Swinkels, Ben Van Dieren
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Patent number: 5601863Abstract: A polydextrose having improved color, flavor and decreased reactivity toward food ingredients having amine functionality. The polydextrose comprises a water-soluble highly branched polydextrose having been prepared by a process which comprises melting dextrose in the presence of a food-acceptable acid catalyst. The improved polydextrose of this invention has substantially no reducing glucose groups. Another aspect of this invention is directed to a method of making the above-described improved polydextrose which comprises exposing unimproved polydextrose to an environment capable of chemically transforming the reducing glucose groups contained in the unimproved polydextrose, thereby substantially eliminating their reducing properties. An improved polymaltose prepared by heating maltose in the presence of a food-acceptable acid catalyst and chemically transforming the reducing glucose groups contained in the polymaltose, thereby eliminating their reducing properties, is also described.Type: GrantFiled: September 28, 1994Date of Patent: February 11, 1997Assignee: Cultor Food Science, Cultor, LtdInventors: G. Wayne Borden, Raymond C. Glowaky, Russell J. Hausman, Constantine Sklavounos, Harry O. Tobiassen
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Patent number: 5536526Abstract: The present invention relates to a free flowing, compressible granulate which contains from 94% to 98% by weight of xylitol, another physiologically acceptable polyol such as mannitol, lactitol, maltitol or isomalt and less than 1% by weight of water.Type: GrantFiled: March 20, 1991Date of Patent: July 16, 1996Assignee: Cultor Ltd.Inventors: Jouko Virtanen, Matti Makela
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Patent number: 5314692Abstract: A thermostable premix for use in animal feeds which comprises a carrier material onto which an enzyme solution containing enzymes which are not inherently heat stable are absorbed.Type: GrantFiled: May 2, 1991Date of Patent: May 24, 1994Assignee: Cultor Ltd.Inventors: Asko N. O. Haarasilta, Pirkko L. A. Riikonen, Leo Vuorenlinna
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Patent number: 5176927Abstract: The invention relates to a method of improving the production process of dry cereal products, such as crispbread and biscuits, by adding hemicellulose and cellulose degrading enzymes to the dough. The enzyme addition improves the properties of the dough and increases the process capacity by decreasing the need for dough liquid.Type: GrantFiled: July 10, 1991Date of Patent: January 5, 1993Assignee: Cultor Ltd.Inventors: Sampsa Haarasilta, Timo Pullinen, Ina Tammersalo-Karsten, Seppo Vaisanen, Harri Franti
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Patent number: 5098730Abstract: A reduced calorie, noncarcinogenic sweetener of xylitol and a reduced calorie bulking agent in a weight ratio of about 4 to about 0.05 based on the dry weight thereof. The sweetener enables the preparation of cooked confections which also retain their stability after processing.Type: GrantFiled: November 14, 1988Date of Patent: March 24, 1992Assignee: Cultor Ltd.Inventors: Tammy Pepper, Philip M. Olinger