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Queen's University at Kingston Patents
Assignee:
Queen's University at Kingston
Address:
Kingston, CA
No. of patents:
236
Patents:


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Patent Number Title Of Patent Date Issued
RE36573 Method for producing thick ceramic films by a sol gel coating process February 15, 2000
A method for producing thick ceramic films of greater than 10 .mu.m on selected substrates is described. Conventional sol gel solutions are loaded with up to about 90% by weight of finely divided ceramic particles and mixed. The resulting slurry or paint can be either spun or dip coated
8580124 Switchable hydrophilicity solvents and methods of use thereof November 12, 2013
A solvent that reversibly converts from a hydrophobic liquid form to hydrophilic liquid form upon contact with water and a selected trigger, e.g., contact with CO.sub.2, is described. The hydrophilic liquid form is readily converted back to the hydrophobic liquid form and water. The
8292433 Method and apparatus for communication between humans and devices October 23, 2012
This invention relates to methods and apparatus for improving communications between humans and devices. The invention provides a method of modulating operation of a device, comprising providing an attentive user interface for obtaining information about an attentive state of a user;
8283385 Reversibly switchable surfactants and methods of use thereof October 9, 2012
Reversible switchable surfactants are provided. A surfactant is the salt of an amidine or guanidine: ##STR00001## having at least one R group that is a hydrophobic moiety selected from the group consisting of higher aliphatic moiety, higher siloxyl moiety, higher aliphatic/siloxyl moie
8277396 Method and apparatus for assessing proprioceptive function October 2, 2012
This invention relates to a method and apparatus for assessing proprioception in a subject. One embodiment of an apparatus of the invention comprises two articulating members attachable to a pair of limbs of a subject, and provides data relating to geometry and/or location and/or mot
8273852 Medium chain length polyhydroxyalkanoate polymer and method of making same September 25, 2012
A method is provided for producing medium chain length poly(3-hydroxyalkanoate) (MCL-PHA) with a selected ratio of monomers. A method of controlling the ratio of monomers in MCL-PHA is also provided which includes fermenting naturally occurring microorganisms with a fatty acid substr
8222014 Planar electroporation apparatus and method July 17, 2012
An electroporation apparatus provides for the electroporation of adherent cells attached to an electrode surface or suspended cells in close proximity to an electrode surface. In one embodiment, the electrodes are transparent to allow cell viewing using a microscope or an automated i
8212492 Electronic ballast with high power factor July 3, 2012
This invention provides an electronic ballast for a fluorescent lamp, including a rectifier for converting an alternating current input voltage into a direct current output voltage, and a circuit including a combined power factor correction (PFC) stage and an inverter, wherein the PFC
8168833 Schwartz reagents: methods of in situ generation and use May 1, 2012
Embodiments of the invention provide a method of using Schwartz Reagent, Cp.sub.2Zr(H)Cl, without accumulating or isolating it. Methods provide mixtures of Cp.sub.2ZrCl.sub.2, reductants that selectively reduce Cp.sub.2ZrCl.sub.2, and substrates. After reaction of Cp.sub.2ZrCl.sub.2
8168232 Formulations and methods of using nitric oxide mimetics in cancer treatment May 1, 2012
The present invention relates to methods and formulations for inhibiting, treating and preventing a malignant cell phenotype, cell, tumor and/or disease. Administration of nitric oxide mimetics, such as low doses, is sufficient to increase, restore or maintain nitric oxide-mediated s
8163113 Thermomechanical processing of aluminum alloys April 24, 2012
A cast aluminum alloy containing up to about 0.35% by weight chromium is heated to a first elevated temperature to homogenize the casting and dissolve the chromium content in an aluminum-based matrix phase. The alloy is then heated at a lower elevated temperature to cause the precipi
8117436 Hybrid nanotube/CMOS dynamically reconfigurable architecture and an integrated design optimizati February 14, 2012
A hybrid nanotube, high-performance, dynamically reconfigurable architecture, NATURE, is provided, and a design optimization flow method and system, NanoMap. A run-time reconfigurable architecture is provided by associating a non-volatile universal memory to each logic element to ena
8096660 Method and apparatus for communication between humans and devices January 17, 2012
This invention relates to methods and apparatus for improving communications between humans and devices. The invention provides a method of modulating operation of a device, comprising: providing an attentive user interface for obtaining information about an attentive state of a user
8085083 Current-source gate driver December 27, 2011
Provided is a current-source gate driver for use with a switching device having a gate capacitance, including an input terminal for receiving a DC voltage; a first switch connected between the input terminal and an output terminal; a second switch connected between the output terminal
8070777 Method and device for treating abnormal curvature of a spine December 6, 2011
This invention relates to a spinal facet cap for treating scoliosis, the facet cap comprising a shim portion for inserting into a facet joint of a spine, and an alignment portion for maintaining alignment of the shim portion within the facet joint. The invention also provides a method fo
8016818 Tactile amplification instrument and method of use September 13, 2011
The invention relates to a tool comprising a handle and a tip, which provides amplified tactile feedback to a user regarding the material with which the tip of the tool is in contact. In one embodiment, tactile feedback is provided to the user via the handle of the tool, in the form
7982069 Switchable solvents and methods of use thereof July 19, 2011
A solvent that reversibly converts from a nonionic liquid mixture to an ionic liquid upon contact with a selected trigger, e.g., contact with CO.sub.2, is described. In preferred embodiments, the ionic solvent is readily converted back to the nonionic liquid mixture. The nonionic liq
7963652 Method and apparatus for calibration-free eye tracking June 21, 2011
A method and apparatus for eye gaze tracking in human or animal subjects without calibration of cameras, specific measurements of eye geometries, or tracking of a cursor image on a screen by the subject through a known trajectory. One embodiment provides a method for tracking a user's ey
7943650 Methods of treating cancer with imidazolyl compounds May 17, 2011
Disclosed in certain embodiments is a method of treating and/or mitigating prostate cancer, ovarian cancer, melanoma, colorectal cancer, breast cancer or lung cancer, comprising administering to an individual in need thereof a pharmaceutical composition comprising a pharmaceutically
7907799 Phase shift optical loop spectroscopy March 15, 2011
The invention provides a method and apparatus for measuring one or more optical properties, such as absorbance and refractive index, of a test medium such as a gas, a liquid, or solid material. The method comprises providing a passive optical waveguide loop comprising the test medium,
7875739 Method of decomposing organophosphorus compounds January 25, 2011
Methods and kits for decomposing organophosphorus compounds in non-aqueous media at ambient conditions are described. Insecticides, pesticides, and chemical warfare agents can be quickly decomposed to non-toxic products. The method comprises combining the organophosphorus compound with a
7858705 Functionalised polyolefins, moisture curable polyolefin resins and processes of manufacturer the December 28, 2010
A process for preparing a functionalised polyolefin is described. The process comprises the step of reacting: (i) a polyolefin, (ii) a compound containing a functional group, and (iii) a coagent compound having Formula I: X.sub.n--Y--Z.sub.m (I) wherein: Y is a core moiety; Z is a
7823628 Passive back-flushing thermal energy system November 2, 2010
This invention provides a thermal energy system comprising a heat exchanger for transferring thermal energy between a source and a load, the heat exchanger having a primary side associated with the source, and a secondary side for conducting a fluid associated with the load, wherein
7823582 Method and apparatus for solar collector with integral stagnation temperature control November 2, 2010
This invention relates to a method and apparatus for a solar collector having intergral control of the maximum temperature that it can reach, thereby avoiding excessive stagnation temperatures in the collector. In one embodiment, a solar collector comprises a top portion comprising g
7809160 Method and apparatus for calibration-free eye tracking using multiple glints or surface reflecti October 5, 2010
Apparatus and method for eye gaze tracking in human or animal subjects without calibration of cameras, specific measurements of eye geometries or the tracking of a cursor image on a screen by the subject through a known trajectory. One embodiment includes one uncalibrated camera for
7776611 Optical sensor using functionalized composite materials August 17, 2010
The invention relates to a method for sensing the presence of at least one analyte in a medium, comprising disposing in the medium a functionalized composite material such that the at least one analyte is absorbed by the functionalized composite material, the functionalized composite mat
7762665 Method and apparatus for communication between humans and devices July 27, 2010
This invention relates to methods and apparatus for improving communications between humans and devices. The invention provides a method of modulating operation of a device, comprising: providing an attentive user interface for obtaining information about an attentive state of a user
7709193 Methods and kits for separation and detection of proteins in biological samples May 4, 2010
Methods and kits are provided for separating a mixture of proteins in a biological sample. Methods for detecting and profiling proteins in biological samples by the separation method and kits are also provided. These methods are particularly useful in assessing damage to cells such a
7674772 Compositions and methods for treating atherosclerosis March 9, 2010
Reverse peptides and mimetics of a mammalian serum amyloid A isoform 2.1 (SAA2.1) domain or a portion thereof and compositions and pharmaceutical compositions thereof are provided that enhance the effect on macrophage cholesterol ester hydrolase activity. Methods of using these reverse
7629418 Methods for the preparation of butyl graft copolymers December 8, 2009
Preparation of butyl rubber based graft co-polymers from halobutyl elastomers using phase transfer catalysts in the presence of a solution of an alkali metal salt of an oxygen or sulfur nucleophile that is bound to a polymeric substrate. Graft co-polymers can be produced of a butyl p
7618782 Methods of diagnosing muscle damage November 17, 2009
A method for assessing muscle damage in a biological sample obtained from a subject is disclosed. The method involves obtaining a biological sample from a subject being assessed for muscle damage, and evaluating the sample for the presence or absence of a myofilament protein modification
7612602 Resonant gate drive circuits November 3, 2009
A resonate gate drive circuit for driving at least one power switching devices recovers energy loss for charging and discharging the input capacitance of the power switching devices. The gate drive circuit charging and discharging the gate capacitor with a high level current, so the
7598792 Resonant gate drive circuits October 6, 2009
A resonate gate drive circuit for driving at least one power switching device recovers energy loss for charging and discharging the gate capacitance of the power switching devices. The gate drive circuit uses a current source to charge and discharge the gate capacitance with a high c
7553266 Lift assist device and method June 30, 2009
The invention relates to a device and method for assisting a subject to perform a motion such as a lift. The invention comprises a first anchor attachable to a first side of a joint of the subject's body, a second anchor attachable to a second side of the joint; and an elastic member
7531626 Tenebrio antifreeze proteins May 12, 2009
A novel class of thermal hysteresis (antifreeze) proteins (THP) that have up to 100 times the specific activity of fish antifreeze proteins has been isolated and purified from the mealworm beetle, Tenebrio molitor. Internal sequencing of the proteins, leading to cDNA cloning and prod
7501429 Pyrimidine compounds as anti-ictogenic and/or anti-epileptogenic agents March 10, 2009
Methods and compounds useful for the inhibition of convulsive disorders, including epilepsy, are disclosed. The methods and compounds of the invention inhibit or prevent ictogenesis and/or epileptogenesis. Methods for preparing the compounds of the invention are also described. Parti
7483598 Phase shift optical loop spectroscopy January 27, 2009
The invention provides a method and apparatus for measuring one or more optical properties, such as absorbance and refractive index, of a test medium such as a gas, a liquid, or solid material. The method comprises providing a passive optical waveguide loop comprising the test medium,
7473422 Antibodies to retinoid metabolizing protein January 6, 2009
Amino acid sequences and corresponding nucleic acid sequence of retinoid metabolizing protein found in human, mouse and zebrafish are described, as well as methods of using same.
7453292 Resonant gate drive circuit with centre-tapped transformer November 18, 2008
This invention relates to a resonant gate drive circuit for a power switching device, such as a MOSFET, that uses a center-tapped transformer to increase the driving gate voltage approximately twice as high as the supply voltage. The gate capacitance of the power switching device is
7402426 Detection of biological molecules by differential partitioning of enzyme substrates and products July 22, 2008
This invention relates to a method and apparatus for detecting a biological molecule associated with enzyme activity in a sample. The invention is applicable to detecting a microorganism associated with an enzyme in a sample such as water, food, soil, or a biological sample. Accordin
7391942 Long period grating sensor methods and apparatus June 24, 2008
The invention relates to optical sensors and systems and methods employing the sensors for detecting one or more compounds of interest in a test medium. In one embodiment an optical sensor comprising a long period grating and a solid phase microextraction (SPME) film is exposed to a
7384913 PT32 sperm protein, sperm c-Yes, oocyte cytoplasmic c-Yes, and uses thereof June 10, 2008
The perinuclear theca 32 (PT32) protein is disclosed and shown to interact with tyrosine kinase c-Yes. PT32, c-Yes, fragments thereof, and molecules that bind thereto can be used in methods of enhancing fertility, treating or diagnosing diminished fertility and abnormal spermiogenesis, i
7384751 Methods of diagnosing muscle damage June 10, 2008
A method for assessing muscle damage in a biological sample obtained from a subject is disclosed. The method involves obtaining a biological sample from a subject being assessed for muscle damage, and evaluating the sample for the presence or absence of a myofilament protein modification
7335484 Retinoid metabolizing protein February 26, 2008
Amino acid sequences and corresponding nucleic acid sequence of retinoid metabolizing protein found in human, mouse and zebrafish are described, as well as methods of using same.
7332184 Colonic cleansing composition and method February 19, 2008
A colonic cleansing kit comprises an osmotic colonic evacuant, and an oral rehydration mixture. The oral rehydration mixture comprises sugar, and salt. The sugar comprises a glucose containing saccharide, and the salt comprises sodium.
7307857 Non-isolated DC-DC converters with direct primary to load current December 11, 2007
DC-DC converters have high side and rectifier circuits, and output capacitor. High side circuit connects between input voltage and output voltage, and has primary winding and auxiliary section that operate transformer properly. Auxiliary may have switches or combination of switches a
7291590 Compositions and methods for treating atherosclerosis November 6, 2007
Peptides and mimetics of selected domains of mammalian serum amyloid A isoform 2.1 (SAA2.1) and compounds and compositions thereof are provided that enhance the effect on macrophage cholesterol ester hydrolase activity and/or inhibit acyl CoA:cholesterol acyl transferase activity. Me
7268164 Anti-epileptogenic agents September 11, 2007
Methods and compounds useful for the inhibition of convulsive disorders, including epilepsy, are disclosed. The methods and compounds of the invention inhibit or prevent ictogenesis and epileptogenesis. Methods for preparing the compounds of the invention are also described.
7239396 Method and apparatus for directly measuring the phase change of an optical signal July 3, 2007
This invention relates to a method and apparatus for measuring the phase change of an output optical signal from a device. In one embodiment an input optical signal is split into first and second optical signals, and the first optical signal is passed through the device while applying an
7238736 Process to produce silica-filled elastomeric compounds July 3, 2007
The present invention provides a process for preparing a filled halobutyl elastomer, which includes mixing a halobutyl elastomer with at least one mineral filler and at least one phosphine modifier and optionally curing the filled elastomer with sulfur or other curative systems. Filled
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