Patents Assigned to Universiteit Antwerpen
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Patent number: 12385813Abstract: The invention provides in an electron microscopy grid, comprising: a perforated substrate; a support film on the perforated substrate; a mixture of different linker molecules according to Structure (I), wherein AG is an anchoring group, for anchoring the linker molecule to the solid support; BU is a binding unit, for binding to the analyte; L1 is a first linear linker section; L2 is a second linear linker section; ? is the angle between the linear linker section L1 and the linear linker section L2; AS is an angled linker section, connecting the linear linker section L1 and the linear linker section L2. The invention further provides in method of structural determination of analytes, using such EM-grids.Type: GrantFiled: August 20, 2021Date of Patent: August 12, 2025Assignees: UNIVERSITEIT GENT, UNIVERSITEIT ANTWERPEN, IMEC VZWInventors: Wouter Van Putte, Thomas Reichert, Jean-Pierre Timmermans
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Patent number: 12386067Abstract: An in-air sonar system is provided for determining location and velocity information of objects in an environment.Type: GrantFiled: August 6, 2021Date of Patent: August 12, 2025Assignee: UNIVERSITEIT ANTWERPENInventors: Robin Kerstens, Jan Steckel
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Patent number: 12351842Abstract: The present invention in particular relates to the identification of novel Lactobacillus mudanjiangensis strains which are characterized in having a whole genome GC content of less than 43%. Moreover, these strains are characterized by the expression of a novel cellulase enzyme, which has numerous applications in the fields of for example agriculture, bioconversion, detergents, fermentation, food, paper industry, or textile industry.Type: GrantFiled: January 30, 2020Date of Patent: July 8, 2025Assignee: UNIVERSITEIT ANTWERPENInventors: Sander Wuyts, Sarah Lebeer, Tom Eilers
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Publication number: 20250214331Abstract: A method of transferring a graphene layer onto a target substrate or support structure. The method includes obtaining a metal foil onto which the graphene layer is provided, stabilizing the graphene layer by applying a layer of a cellulose-based polymer onto the graphene layer, and placing the metal foil with the graphene and the polymer layers in or on an etching solution to dissolve the metal foil supporting the graphene layer. The method includes diluting and/or neutralizing the etching solution after the metal foil has been dissolved, and depositing the graphene layer onto the target by placing the target underneath the graphene layer and removing the diluted and/or neutralized solution until the graphene layer settles onto the target. The method includes a dry cleaning of the target to remove the polymer layer by embedding the target in activated carbon and heating.Type: ApplicationFiled: March 29, 2022Publication date: July 3, 2025Applicant: UNIVERSITEIT ANTWERPENInventors: Adrian Pedrazo Tardajos, Sara Bals
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Patent number: 12340283Abstract: A computer-implemented method for exploring, by a table-based parallel reinforcement learning, PRL, algorithm, an unexplored domain comprising a plurality of agents and states, the unexplored domain represented by a state-action space. The method includes the steps performed by one or more of the plurality of agents receiving an assigned partition of the state-action space represented by a table; and executing during a plurality of episodes actions for states within the partition. An action transits a state; and granting to a transited state a reward; and exchanging state-action values with other agents of the plurality of agents in the domain; and updating the table.Type: GrantFiled: October 11, 2019Date of Patent: June 24, 2025Assignees: IMEC VZW, UNIVERSITEIT ANTWERPENInventors: Maxim Claeys, Miguel Camelo, Steven Latre
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Patent number: 12329743Abstract: Provided herein are compositions for topical use comprising an imidazole or a salt thereof, and domiphen bromide as active ingredients for use in treating or preventing a fungal infection, wherein said imidazole is chosen from ketoconazole and clotrimazole as active ingredients for use in treating or preventing a fungal infection.Type: GrantFiled: September 13, 2023Date of Patent: June 17, 2025Assignees: Katholieke Universiteit Leuven, Universiteit AntwerpenInventors: Bruno Cammue, Karin Thevissen, Kaat De Cremer, Paul Cos
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Patent number: 12313583Abstract: A source of formaldehyde for methylating a primary or secondary amine is part of an electrochemical measurement. The source of formaldehyde may be an adduct of formaldehyde.Type: GrantFiled: August 31, 2020Date of Patent: May 27, 2025Assignee: UNIVERSITEIT ANTWERPENInventors: Karolien De Wael, Saranya Thiruvottriyur Shanmugam
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Patent number: 12249009Abstract: A method for compensating motion in positron emission tomographic, PET, data comprising coincident lines of response from positron-emitting position markers, includes: detecting a slippage of one or more of the position markers; determining slippage correction parameters based on the detected slippage; and applying motion correction to the PET data by taking into account the slippage correction parameters, thereby obtaining a motion-compensated PET data.Type: GrantFiled: November 23, 2020Date of Patent: March 11, 2025Assignee: UNIVERSITEIT ANTWERPENInventors: Alan Miranda, Jeroen Verhaeghe
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Publication number: 20250078216Abstract: In a method, for training an artificial neural network (ANN) to reduce noise and/or artefacts in an electron microscopy image, a plurality of training image pairs is generated. For each pair, an undistorted synthetic specimen image and a distorted image are created by simulating additional noise and/or artefact features. The ANN is trained, in which the distorted images are used as input and the corresponding undistorted images as output. An adversarial training strategy is used in which the ANN is trained, as a generator network, in conjunction with concomitantly training a further ANN, as a discriminator network, to differentiate output produced by the generator network from synthetic images in the training set. In training, parameters of the ANN and further ANN are optimized using a generator loss function and a discriminator loss function, in which a dependency exists between said loss functions to train the networks in an adversarial manner.Type: ApplicationFiled: December 6, 2022Publication date: March 6, 2025Applicant: UNIVERSITEIT ANTWERPENInventors: Sandra Van Aert, Ivan Pedro Lobato Hoyos
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Publication number: 20250034059Abstract: Anti-caking fertilizer particles (100) comprising an inorganic fertilizer core (102) and a bio-based wax coating (106) are disclosed. The bio-based wax coating (106) comprises nanoparticles (104). The nanoparticles (104) do not extend beyond the surface of the bio-based wax coating (106).Type: ApplicationFiled: November 27, 2022Publication date: January 30, 2025Applicants: EUROCHEM ANTWERPEN, UNIVERSITEIT ANTWERPENInventors: Serge TAVERNIER, Jef WENS, Yorick CLAUWERS, Steve HELFENSTEYN, Fabian JANSSENS
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Publication number: 20250034058Abstract: Disclosed is a method for manufacturing anti-caking fertilizer particles (100) comprising an inorganic fertilizer core (102) and a nanoparticle coating (104), wherein the nanoparticle coating (104) is free of binders.Type: ApplicationFiled: November 27, 2022Publication date: January 30, 2025Applicants: EUROCHEM ANTWERPEN, UNIVERSITEIT ANTWERPENInventors: Serge TAVERNIER, Jef WENS, Yorick CLAUWERS, Steve HELFENSTEYN, Fabian JANSSENS
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Publication number: 20240383218Abstract: A feeding system for feeding a powder material to a moving powder mass includes a moving device structured to move the powder mass along a movement direction and a feeding reservoir that is structured to provide the powder material to be fed to the moving mass. The feeding reservoir includes a plurality of feeding openings dimensioned for feeding the powder material to the moving powder mass. At least some of the plurality of feeding openings being arranged along the movement direction of the moving powder mass.Type: ApplicationFiled: September 1, 2022Publication date: November 21, 2024Applicants: FETTE COMPACTING GmbH, UNIVERSITEIT ANTWERPENInventors: Nicolas Walter, Wouter Grymonpré, Joris Vanderputten, Jozef Verheyen, Jan Vogeleer, Serge Tavernier, Jef Wens
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Publication number: 20240381897Abstract: The invention provides methods of increasing the reproductivity, growth rate and/or pigmentation of an aquatic animal, such as fish by feeding said aquatic animal with a feed composition comprising purple bacteria. The invention further provides feed compositions for use in such methods.Type: ApplicationFiled: December 22, 2022Publication date: November 21, 2024Applicant: UNIVERSITEIT ANTWERPENInventors: Siegfried VLAEMINCK, Gudrun DE BOECK, Abbas ALLOUL
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Publication number: 20240376037Abstract: The present invention relates to the field of organic synthesis, and in particular, the present invention pertains to a process for preparing a levulinic acid or salt thereof, or levulinate.Type: ApplicationFiled: August 31, 2022Publication date: November 14, 2024Applicant: Universiteit AntwerpenInventors: Bert Maes, Céderic Ver Elst, Mathias Bal
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Patent number: 12143826Abstract: A computer implemented method predicts by a neural network a radio spectrum usage in an environment comprising interferers and a plurality of wireless nodes. The nodes operate via a slotted medium access control, MAC, protocol within a radio spectrum. The method includes the following steps: obtaining per slot the radio spectrum usage by sensing the radio spectrum, labelling the slots as usable when a respective radio spectrum usage is lower than a predefined noise threshold or when a node successfully transmitted a packet through it, unusable when it is not usable and suitable to receive a packet, and calculating a loss function as a cross entropy loss with the usable and unusable slots over a total number of usable and unusable slots, and training the neural network by minimizing the loss function.Type: GrantFiled: August 28, 2020Date of Patent: November 12, 2024Assignees: IMEC VZW, UNIVERSITEIT ANTWERPENInventors: Ruben Mennes, Steven Latré
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Patent number: 12125668Abstract: An electron microscopy grid, includes: (i) a perforated substrate, (ii) a support film on the perforated substrate, the support film having a thickness of 60 ? or less, and (iii) linkers attached on top of the support film. The linkers has at least one affinity group for immobilizing an analyte; wherein the linkers form a non-random pattern on the support film.Type: GrantFiled: February 25, 2020Date of Patent: October 22, 2024Assignees: UNIVERSITEIT ANTWERPEN, IMEC VZW, UNIVERSITEIT GENTInventors: Wouter Van Putte, Jean-Pierre Timmermans, Jan Vanfleteren
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Publication number: 20240342228Abstract: The present invention relates to a sprayable formulation comprising live and/or stable bacteria and methods for making such sprayable formulation; in particular in the form of a liquid spray. The invention further relates to the use of this sprayable formulation in human or veterinarian medicine and the use of this sprayable formulation for the prevention and/or treatment of respiratory diseases. The invention further provides methods for the prevention and/or treatment of respiratory diseases.Type: ApplicationFiled: August 12, 2022Publication date: October 17, 2024Applicants: Yun NV, Universiteit AntwerpenInventors: Tim Henkens, Ingmar Claes, Alix Simons, Imane Gamgami, Sarah Lebeer, Ilke De Boeck, Irina Spacova
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Publication number: 20240294728Abstract: The present invention relates to the field of polyurethane recycling and pertains to a method of recycling of a polyurethane, comprising a first alcoholysis step and a further thermolysis step. By means of the method according to the present invention, it is possible to recover both the polyols and isocyanates from said polyurethane.Type: ApplicationFiled: July 13, 2022Publication date: September 5, 2024Applicant: Universiteit AntwerpenInventors: Pieter BILLEN, Lucasz PAZDUR, Christophe VANDE VELDE
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Publication number: 20240293788Abstract: The present invention relates to devices for maintaining a state of equilibrium, and process set-ups to perform equilibrium reactions using heterogeneous catalysts, in particular said reactions are equilibrium reactions where at least one reaction product is volatile. The invention is especially interesting for enzymatic reactions using immobilized enzymes, although it is also useful for pure chemical reactions. The invention is characterized by a combination of non-impact mixing of components and volatilization and/or removal of excess molecules, thereby maintaining a state of equilibrium or driving an equilibrium reaction. The present invention also relates to devices and/or process set-ups and materials made using said processes.Type: ApplicationFiled: June 9, 2022Publication date: September 5, 2024Applicant: Universiteit AntwerpenInventors: Serge Tavernier M.F., Yorick Clauwers, Toon Bouwen
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Patent number: 12036534Abstract: A process for the production of a catalyst comprising the steps of: dissolving the requisite quantities of copper nitrate and nickel nitrate in de-ionised water to provide a sub-0.30 molar aqueous solution of copper nitrate and nickel nitrate together in the ratio required; providing an ammoniacal solution by adding concentrated aqueous solution of ammonia in a quantity equal to between six and ten times the quantity required to realise both a 1:6 molar ratio for Cu2+ to ammonia and a 1:6 molar ratio for Ni2+ to ammonia; loading gamma alumina with 1 to 30% w/w of copper and nickel in a weight ratio of nickel to copper of 1:5 to 2:1 by suspending the requisite quantity of gamma alumina in said ammoniacal solution to achieve the required loading of copper and nickel; stirring the resulting gamma alumina suspension for at least 4 h at room temperature; then the volatile components evaporate under ambient conditions leaving dry loaded gamma alumina, which is calcined at a temperature of at least 260° C.Type: GrantFiled: October 21, 2019Date of Patent: July 16, 2024Assignee: Universiteit AntwerpenInventors: Tamara Oroz Mateo, Cristina Salazar Castro, Jessica Fabro, Paolo Canu, Qi Xin, Pegie Cool, Vera Meynen, Claudio Fernández Acevedo, Luis Martinez De Morentin Osaba