Patents Assigned to Unilever Patent Holding B.V.
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Publication number: 20090286282Abstract: An expression library comprising a repertoire of nucleic acid sequences each encoding at least part of a variable domain of a heavy chain derived from an immunoglobulin naturally devoid of light chains and its use in producing antibodies, particularly fragments thereof, is disclosed. The invention provides a method for preparing antibodies, or fragments thereof, having a specificity for a target antigen which avoids the need for the donor previously to have been immunised with the target antigen.Type: ApplicationFiled: June 6, 2008Publication date: November 19, 2009Applicant: Unilever Patent Holdings, B.VInventors: Leon Gerardus Joseph Frenken, Cornelis Paul Erik van der Logt
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Patent number: 7501556Abstract: The present invention relates to the field of improving nutritional content and more particularly the isoflavone content in plants. The invention provides a process for increasing the content of the isoflavone daidzein in selected plants, novel plants produced by this process and products derivable therefrom.Type: GrantFiled: February 13, 2003Date of Patent: March 10, 2009Assignee: Unilever Patent Holdings B.V.Inventors: Steven Peter Colliver, Roy Thomas Dobb, Hendrikus Theodorus Wilhelmus Maria van der Hijden
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Patent number: 7196187Abstract: An expression library comprising a repertoire of nucleic acid sequences cloned from a non-immunised source, each nucleic acid sequence encoding at least part of a variable domain of a heavy chain derived from an immunoglobulin naturally devoid of light chains (VHH) wherein the extent of sequence variability in the library is enhanced compared to the corresponding naïve expression library by introducing mutations in one or more of the complementarity determining regions (CDRs) of the nucleic acid sequences or by generating alternative combinations of CDR and framework sequences not naturally present in the naïve library repertoire. Also disclosed is the use of such a library in preparing antibodies, more particularly antibody fragments.Type: GrantFiled: April 16, 2002Date of Patent: March 27, 2007Assignee: Unilever Patent Holdings B.V.Inventors: Leon Frenken, Cornelis P. van der Logt
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Patent number: 7034203Abstract: A method for manipulating the production of flavonoids other than anthocyanins in plants by manipulating gene activity in the flavonoid biosynthetic pathway by expressing two or more genes encoding transcription factors for flavonoid biosynthesis, compositions for use in such a method and tomato plants having altered flavonoid levels are disclosed.Type: GrantFiled: January 25, 1999Date of Patent: April 25, 2006Assignee: Unilever Patent Holdings B.V.Inventors: Arnaud G. Bovy, Hendrikus T. van der Hijden, Stephen G. Hughes, Shelagh R. Muir, Adrianus J. van Tunen, Martine E. Verhoeyen, Cornelis H. de Vos
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Publication number: 20040132098Abstract: A process for producing an immunoadsorbant material, a surface of which comprises a molecule which incorporates at least a binding site of an antibody, which process comprises the step of exposing a solid surface of a material to a solution of a molecule which incorporates at least the binding site of an antibody such that the molecule adsorbs onto said surface, characterised in that said molecule is an antibody fragment attached through a covalent chemical bond to a second protein which is not the remainder of the corresponding antibody.Type: ApplicationFiled: June 30, 2003Publication date: July 8, 2004Applicant: UNILEVER PATENT HOLDINGS B.V.Inventors: Steven Howell, Cornelis P.E. van der Logt, Stephen Wilson
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Patent number: 6727382Abstract: Cationic peroxyacids of formula (IV) wherein: R1 is a, optionally substituted, C1-C7 alkyl or alkenyl or alkaryl with a C1-C7 alkyl group; R2 and R3 are each independently a C1-C3 alkyl or C1-C3 substituted alkyl group; n is an integer from 0 to 3; and X− is a surfactant anion selected from alkyl carboxylates; alkyl ether sulphates; alkylbenzene sulphonates; C12-15 primary and C14-18 secondary alkyl sulphates; olefin sulphonates; alkane sulphonates; dialkyl sulphosuccinates; fatty acid ester sulphonates; alkylether sulphonates, alkylether carboxylates, sulphonated alkyl polyglycosides; sulphonated alkanoyl glucose ethers, sulphonated monoglycerol ethers; secondary alkane sulphonates; esterified isethionates; alkyl and dialkyl phosphates; sodium fatty acid sulphonates; and fatty acid soaps. They can be used in bleaching and detergent compositions and in bleach additive products.Type: GrantFiled: July 13, 1993Date of Patent: April 27, 2004Assignee: Unilever Patent Holdings, B.V.Inventors: John Oakes, David W Thornthwaite
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Patent number: 6670453Abstract: A multivalent antigen binding protein comprises a single polypeptide chain comprising, in series, two or more single domain binding units which are preferably heavy chain variable domains derived from an immunoglobulin naturally devoid of light chains. Methods for their production and uses thereof, in particular for diagnosis, immunoassay and purification methods are disclosed.Type: GrantFiled: April 27, 2000Date of Patent: December 30, 2003Assignee: Unilever Patent Holdings B.V.Inventors: Leon Gerardus Frenken, Steven Howell, Adrianus Marinus Ledeboer, Cornelis P van der Logt
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Patent number: 6649582Abstract: The present invention relates to new macrocyclic bleach catalysts, to formulations comprising these catalysts, as well as bleaching processes which employ these catalysts. These catalysts exhibit unexpected hydrolytic stability, as well as stability against metal abstraction by metal abstracting agents.Type: GrantFiled: July 12, 2001Date of Patent: November 18, 2003Assignee: Unilever Patent Holdings B.V.Inventors: Frédéric Banse, Riccardo F. Carina, Michel G. J. Delroisse, Jean-Jacques Girerd, Ronald Hage, Jalila A. Simaan, David Tetard
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Publication number: 20030207465Abstract: An analytical test device incorporating a dry porous carrier to which a liquid sample, eg. urine, suspected of containing an analyte such as HCG or LH can be applied indirectly, the device also incorporating a labelled specific binding reagent which is freely mobile in the porous carrier when in the moist state, and an unlabelled specific binding reagent which is permanently immobilised in a detection zone on the carrier material, the labelled and unlabelled specific binding reagents being capable of participating in either a sandwich reaction or a competition reaction in the presence of the analyte, in which prior to the application to the device of a liquid sample suspected of containing the analyte, the labelled specific binding reagent is retained in the dry state in a macroporous body, eg.Type: ApplicationFiled: September 4, 2001Publication date: November 6, 2003Applicant: Unilever Patent Holdings B.VInventors: Paul James Davis, Michael Evans Prior, Keith May
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Publication number: 20030165511Abstract: A method of inhibiting viral infection using a monovalent antigen binding protein comprising a single domain binding unit capable of binding to a virus is described. Preferably the protein is a heavy chain variable domain derived from an immunoglobulin naturally devoid of light chains. Food, pharmaceutical and cosmetic products comprising such proteins are also described together with a method for selecting inhibiting proteins from a large population of mainly containing non-inhibiting, but infectious agent binding fragments.Type: ApplicationFiled: December 16, 2002Publication date: September 4, 2003Applicant: Unilever Patent Holdings B.V.Inventors: Sandra Bezemer, Leon Gerardus Joseph Frenken, Johannes Joseph Wilhelmus de Haard, Adrianus Marinus Ledeboer, Cornelis Theodorus Verrips
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Patent number: 6538180Abstract: Pea seeds, produced from peas of the rug3rug3 genotype, substantially lacking plastidial phosphoglucomutase activity which have higher sucrose levels at the end of the vining period and may be vined over and extended period compared to conventional vining varieties are provided. Polynucleootides encoding pea plastidial phosphoglucomutase useful for altering the sucrose and starch content of plants, particularly peas, are also disclosed.Type: GrantFiled: July 15, 1999Date of Patent: March 25, 2003Assignee: Unilever Patent Holdings B.V.Inventors: Colin N. Lacey, Stephen G. Hughes, Christopher J. Harrison, Trevor L. Wang, Clifford L. Hedley
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Patent number: 6528056Abstract: A method of inhibiting viral infection using a monovalent antigen binding protein comprising a single domain binding unit capable of binding to a virus is described. Preferably the protein is a heavy chain variable domain derived from an immunoglobulin naturally devoid of light chains. Food, pharmaceutical and cosmetic products comprising such proteins are also described together with a method for selecting inhibiting proteins from a large population of mainly containing non-inhibiting, but infectious agent binding fragments.Type: GrantFiled: April 21, 2000Date of Patent: March 4, 2003Assignee: Unilever Patent Holdings B.V.Inventors: Sandra Bezemer, Leon Gerardus Joseph Frenken, Johannes Joseph Wilhelmus deHaard, Adrianus Marinus Ledeboer, Cornelis Theodorus Verrips
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Publication number: 20020086978Abstract: A reshaped human antibody or reshaped human antibody fragment having specificity for human polymorphic epithelial mucin (PEM) is produced by transferring the complementarity determining regions (CDRs) from a murine anti-HMFG hybridoma cell line HMFG1 into a human antibody variable region framework. The reshaped molecule can be used in the treatment or diagnosis of cancer.Type: ApplicationFiled: December 28, 2000Publication date: July 4, 2002Applicant: Unilever Patent Holdings B.V.Inventor: Martine Elisa Verhoeyen
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Patent number: 6413493Abstract: The invention describes a process for preparing P zeolites in which aluminate and silicate solutions are reacted in the presence of a P-zeolite seed.Type: GrantFiled: August 10, 1994Date of Patent: July 2, 2002Assignee: Unilever Patent Holdings B.V.Inventor: Abraham Araya
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Patent number: 6406737Abstract: Edible fat based flakes containing a flavoring system and displaying an excellent oral and textural properties are disclosed that contain i) 0 to 2% moisture ii) 25 to 90 wt % of a fat containing: a vegetable fat with an N20 of more than 50 and 5 to 40 wt % of a fish oil composition, containing w-3 fatty acids so that the w-3 content of the total flavored fat system ranges from 0.1 to 20 wt % iii) 0 to 15% of a flavoring system iv) 0 to 40% of sugar v) 0 to 60 wt % of a filler vi) 0 to 50% of a health component and which flakes have a size of 0.05 mm to 2.5 cm.Type: GrantFiled: July 27, 2000Date of Patent: June 18, 2002Assignee: Unilever Patent Holding B.V.Inventors: Frederick William Cain, Gerald Patrick McNeill, Andreas Menzel
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Patent number: 6399763Abstract: An expression library comprising a repertoire of nucleic acid sequences cloned from a non-immunized source, each nucleic acid sequence encoding at least part of a variable domain of a heavy chain derived from an immunoglobulin naturally devoid of light chains (VHH) wherein the extent of sequence variability in the library is enhanced compared to the corresponding naive expression library by introducing mutations in one or more of the complementarity determining regions (CDRs) of the nucleic acid sequences or by generating alternative combinations of CDR and framework sequences not naturally present in the naive library repertoire. Also disclosed is the use of such a library in preparing antibodies, more particularly antibody fragments.Type: GrantFiled: January 19, 2000Date of Patent: June 4, 2002Assignee: Unilever Patent Holdings B.V.Inventors: Leon Frenken, Cornelis P. van der Logt
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Patent number: 6352862Abstract: An analytical test device incorporating a dry porous carrier to which a liquid sample, eg. urine, suspected of containing an analyte such as HCG or LH can be applied indirectly, the device also incorporating a labelled specific binding reagent which is freely mobile in the porous carrier when in the moist state, and an unlabelled specific binding reagent which is permanently immobilised in a detection zone on the carrier material, the labelled and unlabelled specific binding reagents being capable of participating in either a sandwich reaction or a competition reaction in the presence of the analyte, in which prior to the application to the device of a liquid sample suspected of containing the analyte, the labelled specific binding reagent is retained in the dry state in a macroporous body, eg.Type: GrantFiled: June 9, 1997Date of Patent: March 5, 2002Assignee: Unilever Patent Holdings B.V.Inventors: Paul James Davis, Michael Evans Prior, Keith May
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Patent number: 6346504Abstract: An ester based lubricant, particularly suitable for 4-stroke engines comprises at least one ester of a saturated, branched chain monohydric alcohol having at least 8 carbon atoms and a saturated branched chain aliphatic monocarboxylic acid having at least 10 carbon atoms. The esters have a kinematic viscosity of at most 35 cSt (40° C.), a non-polarity index of at least 100, a Noack evaporation loss of at most 10% and a pour point below −30° C.Type: GrantFiled: July 21, 1999Date of Patent: February 12, 2002Assignee: Unilever Patent Holdings B.V.Inventors: Eric Appelman, Dirk Kenbeek, Hendrik L. Rieffe
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Patent number: 6325231Abstract: The invention provides a container (2) with a container shroud (1) which has a base (4) and a top (3) and at least the top (3) is made of plastic and has a reclosable discharge aperture (23), with the top (3) having a lower circumferential edge (26) to connect the top (3) with the container shroud (1), and the discharge aperture (23) being covered by a cap (24) which is connected to the top (3) by film hinge (25) located in the vicinity of the highest point on the top (3) characterised in that the top (3) is substantially convex in form and the cap (24) is substantially concave in form and wherein the cap when in it's open form can be laid against the top (3) and in this state the cap (24) is largely congruent with the surface of the top (3). The container (2) has particular application in the packaging of foodstuffs.Type: GrantFiled: July 10, 2000Date of Patent: December 4, 2001Assignee: Unilever Patent Holdings B.V.Inventors: Willem-Hendrik Ketting, Sean Anthony Richardson
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Publication number: 20010044140Abstract: Aliphatic, saturated or unsaturated, straight or branched chain C2-C24 monocarboxylic acids and polyhydric alcohols, particularly glycerol are selectively reached to monoesters in the presence of an enzyme which comprises potato lipid acyl hydrolase. The process can be used too for upgrading technical monoglycerides which contain free fatty acids.Type: ApplicationFiled: June 22, 2001Publication date: November 22, 2001Applicant: Unilever Patent Holdings B.V.Inventors: Christine Davies, Alasdair Robin Macrae