| UNIVERSITY OF MASSACHUSETTS LOWELL Patent applications |
| Patent application number | Title | Published |
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| 20120007277 | DEVICE AND METHOD FOR FORMING MULTILAYERED LAMINATES - Methods and devices for forming a vertically-oriented multilayer laminates, for example, a vertically-oriented multilayer laminates, are provided. The laminates may be fabricated by hardenable fluids, for example, polymers that are directed along flow paths to divide, repossession, and combine streams to provide the desired laminated structure. The flow divisions and recombination may be practiced repeatedly wherein laminates have tens or even tens of thousands of individual layers may be produced. The polymers used may have comparable viscosities, for example, having viscosity ratios of less than 3. Though aspects of the invention may be used packaging, aspects of the invention may be applied to any field where laminated structures are desired. | 01-12-2012 |
| 20110101555 | METHODS FOR FORMING INJECTED MOLDED PARTS AND IN-MOLD SENSORS THEREFOR - A method for use in forming a molded part includes providing a mold having a cavity and a movable pin, injecting a moldable material into the cavity, biasing the movable pin to maintain an end of the movable pin in contact with the moldable material in the cavity during the curing of the moldable material and until the moldable material is cured, and monitoring movement of the biased movable pin during curing of the moldable material in the mold. Also disclosed is a sensor engageable with an end of a movable pin of a mold for monitoring the forming of a moldable part, and systems employing the same. | 05-05-2011 |
| 20110015349 | End-capped polymer chains and products thereof - According to an aspect of the present invention, a method is provided in which a double diphenylethylene compound is reacted with a polymer that contains a carbocationically terminated chain thereby providing a 1,1-diphenylene end-functionalized chain. Subsequently, an alkylating agent is reacted with the 1,1-diphenylene end-functionalized chain, thereby providing an alkylated 1,1-diphenylene end-functionalized chain. In some embodiments, the method further comprises (a) optionally combining a 1,1-diphenylorganolithium compound with the alkylated 1,1-diphenylene end-functionalized polymer followed by (b) reacting an organolithium compound with the alkylated 1,1-diphenylene end-functionalized polymer. This provides an anionically terminated polymer, which can be used, for example, in subsequent anionic polymerization and coupling reactions. According to another aspect of the present invention, a novel polymer is provided that comprises a polymer chain, which chain further comprises the following: (a) a plurality of constitutional units that correspond to cationically polymerizable monomer species and (b) an end-cap comprising a | 01-20-2011 |
| 20110007951 | SYSTEM AND METHOD FOR IDENTIFICATION OF FINGERPRINTS AND MAPPING OF BLOOD VESSELS IN A FINGER - In accordance with an embodiment of the invention, there is provided an apparatus for characterizing and identifying a human. The apparatus comprises a light imaging device that images topography of a surface of a portion of human anatomy, and an infrared imaging device that images infrared radiation of the same portion of human anatomy. The light imaging device and the infrared imaging device are rotatable about at least one axis, each of the at least one axis extending through the portion of the anatomy. | 01-13-2011 |
| 20100242633 | Biological Particle Collector, and Methods of Use Thereof - One aspect of the invention relates to the devices and methods for the collection of bioaerosols (such as viruses, bacteria, and proteins) from the exhaled breath of humans and/or animals, for the purpose of determining, for example, particle size, generation rate, diseases and interventions for particle release. | 09-30-2010 |
| 20100179298 | Polyisobutylene-Based Polyurethanes - An elastomeric polymer, comprising (1) a hard segment in the amount of 10% to 60% by weight of the elastomeric polymer, wherein the hard segment includes a urethane, urea or urethaneurea; and (2) a soft segment in the amount of 40% to 90% by weight of the elastomeric polymer. The soft segment comprises (a) at least 2% by weight of the soft segment of at least one polyether macrodiol, and/or at least one polycarbonate macrodiol; and (b) at least 2% by weight of the soft segment of at least one polyisobutylene macrodiol and/or diamine. | 07-15-2010 |
| 20100166820 | COPOLYMERS HAVING POLYISOBUTYLENE AND BIODEGRADABLE POLYMER SEGMENTS - The present invention pertains to copolymers having one or more polyisobutylene segments and one or more biodegradable polymer segments, to methods of making such copolymers, to medical articles that contain such copolymers, and to methods of making such medical articles. According to certain aspects of the invention, copolymers are provided, which comprise a plurality of polyisobutylene segments and a plurality of biodegradable polymer segments. According to certain aspects of the invention, copolymers are provided, which comprise urethane linkages, urea linkages, amide linkages, ester linkages, anhydride linkages, carbonate linkages, linkages commonly described as “click” chemistry linkages, and combinations of two or more types of such linkages. | 07-01-2010 |
| 20100141358 | Chiral Metamaterials - A metamaterial includes a dielectric substrate and an array of discrete resonators at the dielectric substrate, wherein each of the discrete resonators has a shape that is independently selected from: an F-type shape; an E-type shape; or a y-type shape. A parameter of a chiral metamaterial is determined and a chiral metamaterial having such a parameter is prepared by the use of a model of the chiral metamaterial. The metamaterial model includes an array of discrete resonators. In one embodiment, each of the discrete resonators has a shape that is independently selected from the group consisting of: an F-type shape; an E-type shape; and a y-type shape. To the metamaterial model, electromagnetic (EM) radiation, preferably plane-polarized EM radiation in a visible, ultraviolet or near-infrared region, having at least one wavelength that is larger than the largest dimension of at least resonator of the metamaterial model, is applied. Varying at least one characteristic of the metamaterial model and/or at least one wavelength of the applied EM radiation modulates EM interaction of the applied EM radiation with the metamaterial model, thereby determining a parameter of the chiral metamaterial. By the use of a model of the chiral metamaterial, a number of discrete resonators of a chiral metamaterial that are arrayed in a direction perpendicular to a propagation axis of EM radiation is also determined. | 06-10-2010 |
| 20090279099 | METHOD FOR FABRICATING A SENSOR, A SENSOR, AND A METHOD FOR SENSING - A method for fabricating a sensor, a sensor so fabricated, and a method for sensing a stimulus are provided. The method includes providing an elongated open channel, such as, a V-groove, in a substrate, the open channel providing a first surface; removing at least some material from at least a portion of the open channel to provide a second surface displaced from the first surface; positioning a diaphragm on the second surface; and positioning an elongated wave-guide having a beveled end in the elongated open channel wherein the beveled end is positioned over the diaphragm to define an interferometric cavity between the diaphragm and the outer surface of the wave-guide. The sensor so fabricated can provide an effective sensor for detecting acoustic emission waves, among other pressure waves. | 11-12-2009 |
| 20090190135 | CELL CULTURE HYDROGEL WITH pH INDICATOR - The invention provides devices, compositions and methods for maintaining conditions in a cell culture and for measurement of conditions in the cell culture. In particular, the invention provides hydrogel materials, apparatus and methods for several non-invasive techniques of maintaining glucose and pH levels in cell cultures at near-optimal levels and the non-invasive measurement of pH levels in cell cultures. | 07-30-2009 |
| 20090163672 | END-CAPPED POLYMER CHAINS AND PRODUCTS THEREOF - Methods are described herein for converting carbocationically terminated polymers to anionically terminated polymers. These methods comprise: (a) providing a carbocationically terminated polymeric moiety; (b) reacting the carbocationically terminated polymeric moiety with a heterocyclic compound of the formula | 06-25-2009 |
| 20090110745 | Over-the-counter vitamin/nutriceutical formulation that provides neuroprotection and maintains or improves cognitive performance in alzheimer's disease and normal aging - The present invention provides methods for improving cognitive function, improving mood, and decreasing aggression in a normal adult subject, and in a subject having symptoms characteristic of a neurological disorder, by administration of a nutriceutical formulation of the invention to the subject. The invention additionally features methods of treating neurological disorders, depression, and aggression using nutriceutical formulations. Nutriceutical compositions and formulations for use in the methods of the invention, and kits containing nutriceutical compositions and formulations, are also provided. | 04-30-2009 |
| 20080274195 | Compositions and Methods for Making and Using Nanoemulsions - The present invention discloses an improved nanoemulsion comprising a uniform and discrete range of very small particle nano-sized diameters. This uniformity results in improved bioavailability of incorporated compounds (i.e., pharmaceuticals or nutraceuticals) as reflected in various pharmacokinetic parameters including, but not limited to, decreased T | 11-06-2008 |
| 20080234754 | Novel biodegradable bone plates and bonding systems - The invention relates to novel internal fixation devices, such as bone plates, generally and novel craniomaxillofacial bone plates more specifically and systems for bonding the same. More specifically, the invention relates to bone plates made of a polymer blend of (poly)lactic acid and Ecoflex as well as a novel hot-melt adhesive polymer blend of the same material. | 09-25-2008 |
| 20080218732 | Infrared Scanner for Biological Applications - Methods and systems for generating near-infrared (NIR) images of biological targets are discussed. In one aspect, one or more radiation sources illuminate a target, with one or more detectors receiving the transmitted radiation. Such equipment can be used to generate a plurality of NIR images of a target. The images can be converted into frequency space, combined using chosen weighting factors, and deconvoluted into the spatial domain to provide a composite image. The composite image can have enhanced quality relative to the individual images, allowing for a richer set of information to be displayed. Other aspects such as scanning, background illumination correction, the use of filters, and additional techniques are also discussed. | 09-11-2008 |
