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Cullis

Courtney Cullis, Bedford, MA US

Patent application numberDescriptionPublished
20120071482HETEROARYL COMPOUNDS USEFUL AS INHIBITORS OF E1 ACTIVATING ENZYMES - This invention relates to compounds that inhibit E1 activating enzymes, pharmaceutical compositions comprising the compounds, and methods of using the compounds. The compounds are useful for treating disorders, particularly cell proliferation disorders, including cancers, inflammatory and neurodegenerative disorders; and inflammation associated with infection and cachexia.03-22-2012

Courtney A. Cullis, Bedford, MA US

Patent application numberDescriptionPublished
20090105213Lactam compounds useful as protein kinase inhibitors - The present invention provides novel compounds useful as inhibitors of protein kinases. The invention also provides pharmaceutical compositions comprising the compounds of the invention and methods of using the compositions in the treatment of various diseases.04-23-2009
20110039820LACTAM COMPOUNDS USEFUL AS PROTEIN KINASE INHIBITORS - The present invention provides novel compounds useful as inhibitors of protein kinases. The invention also provides pharmaceutical compositions comprising the compounds of the invention and methods of using the compositions in the treatment of various diseases.02-17-2011

Patent applications by Courtney A. Cullis, Bedford, MA US

Frederick R. Cullis, Hockessin, DE US

Patent application numberDescriptionPublished
20090255073Lint removing stick - A lint removing device is formed in the shape of a stick, with a central, rectangular support member and a length of pressure-sensitive adhesive material wound around the support member. The use of an essentially two-dimensional support member allows for the lint removing device to be relatively small and compact, easy to carry in a pocket or purse. The edges of the support member can be used to assist in removing used portions of the adhesive. Cuts or perforations may be formed at locations along the length of the adhesive to simplify the removal of used material. A separate protective covering layer is used to prevent debris from sticking to the adhesive between uses.10-15-2009

Herb Cullis, Gaithersburg, MD US

Patent application numberDescriptionPublished
20120064603SELECTIVE ACCESS TO CRYOPRESERVED SAMPLES - Methods and apparatus for selectively accessing a portion of a sterile cryopreserved sample are disclosed. The apparatus may include a container configured to receive the cryopreserved sample and having a first portion and a second portion, a heat sink chamber surrounding the first portion of the container, and a heat source adjacent to the second portion of the container. The chamber may be configured to maintain a non-accessed portion of the sample in a cryopreserved state. The heat source may be configured to separating an accessed portion of the sample from the non-accessed portion of the sample while maintaining the viability of the accessed portion while the non-accessed portion is maintained in the cryopreserved state.03-15-2012

Peter Cullis, Vancouver CA

Patent application numberDescriptionPublished
20110165225Modified Drugs for Use in Liposomal Nanoparticles - Drag derivatives are provided herein which are suitable for loading into liposomal nanoparticle carriers. In some preferred aspects, the derivatives comprise a poorly water-soluble drag derivatized with a weak-base moiety that facilitates active loading of the drag through a LN transmembrane pH or ion gradient into the aqueous interior of the LN. The weak-base moiety can optionally comprise a lipophilic domain that facilitates active loading of the drag to the inner monolayer of the liposomal membrane. Advantageously, LN formulations of the drag derivatives exhibit improved solubility, reduced toxicity, enhanced efficacy, and/or other benefits relative to the corresponding free drags.07-07-2011

Pieter Cullis, Vancouver CA

Patent application numberDescriptionPublished
20080200417HIGH EFFICIENCY ENCAPSULATION OF CHARGED THERAPEUTIC AGENTS IN LIPID VESICLES - Methods for the preparation of a lipid-nucleic acid composition are provided. According to the methods, a mixture of lipids containing a protonatable or deprotonatable lipid, for example an amino lipid and a lipid such as a PEG- or Polyamide oligomer-modified lipid is combined with a buffered aqueous solution of a charged therapeutic agent, for example polyanionic nucleic acids, to produce particles in which the therapeutic agent is encapsulated in a lipid vesicle. Surface charges on the lipid particles are at least partially neutralized to provide surface-neutralized lipid-encapsulated compositions of the therapeutic agents. The method permits the preparation of compositions with high ratios of therapeutic agent to lipid and with encapsulation efficiencies in excess of 50%.08-21-2008

Pieter R. Cullis, Vancouver CA

Patent application numberDescriptionPublished
20100041152METHODS FOR ENCAPSULATING PLASMIDS IN LIPID BILAYERS - Plasmid-lipid particles which are useful for transfection of cells in vitro or in vivo are described. The particles can be formed using either detergent dialysis methods or methods which utilize organic solvents. The particles are typically 65-85 nm, fully encapsulate the plasmid and are serum-stable.02-18-2010
20110117125COMPOSITIONS AND METHODS FOR THE DELIVERY OF NUCLEIC ACIDS - The present invention provides compositions and methods for the delivery of therapeutic agents to cells. In particular, these include novel lipids and nucleic acid-lipid particles that provide efficient encapsulation of nucleic acids and efficient delivery of the encapsulated nucleic acid to cells in vivo. The compositions of the present invention are highly potent, thereby allowing effective knock-down of specific target protein at relatively low doses. In addition, the compositions and methods of the present invention are less toxic and provide a greater therapeutic index compared to compositions and methods previously known in the art.05-19-2011
20110177130METHODS FOR PREPARATION OF LIPID-ENCAPSULATED THERAPEUTIC AGENTS - Fully lipid-encapsulated therapeutic agent particles of a charged therapeutic agent are prepared by combining a lipid composition containing preformed lipid vesicles, a charged therapeutic agent, and a destabilizing agent to form a mixture of preformed vesicles and therapeutic agent in a destabilizing solvent. The destabilizing solvent is effective to destabilize the membrane of the preformed lipid vesicles without disrupting the vesicles. The resulting mixture is incubated for a period of time sufficient to allow the encapsulation of the therapeutic agent within the preformed lipid vesicles. The destabilizing agent is then removed to yield fully lipid-encapsulated therapeutic agent particles. The preformed lipid vesicles comprise a charged lipid which has a charge which is opposite to the charge of the charged therapeutic agent and a modified lipid having a steric barrier moiety for control of aggregation.07-21-2011
20110256175AMINO LIPIDS AND METHODS FOR THE DELIVERY OF NUCLEIC ACIDS - The present invention provides superior compositions and methods for the delivery of therapeutic agents to cells. In particular, these include novel lipids and nucleic acid-lipid particles that provide efficient encapsulation of nucleic acids and efficient delivery of the encapsulated nucleic acid to cells in vivo. The compositions of the present invention are highly potent, thereby allowing effective knock-down of specific target proteins at relatively low doses. In addition, the compositions and methods of the present invention are less toxic and provide a greater therapeutic index compared to compositions and methods previously known in the art.10-20-2011

Patent applications by Pieter R. Cullis, Vancouver CA

Pieter Rutter Cullis, Vancouver CA

Patent application numberDescriptionPublished
20110097720SCREENING METHOD FOR SELECTED AMINO LIPID-CONTAINING COMPOSITIONS - The invention features a method of identifying therapeutically relevant compositions which include a therapeutic agent and 2,2-Dilinoley 1-4-dimethylaminomethyl-[1,3]-dioxolane by screening for an effect of the agent on the liver of a model subject.04-28-2011