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Class 424/494 - Cellulose derivatives


Subclass of Class 424 - Drug, bio-affecting and body treating compositions
Definition: Subject matter in which the polysaccharide is cellulose
No. of patents: 736
Last issue date: 03/12/2013


1                      
NumberTitleIssue Date
8394415Modified release analgesic suspensions
A pharmaceutical dosage form comprising non-steroidal-anti-inflammatory drugs, in particular propionic acid derivatives such as ibuprofen, along with a second active ingredient having a shorter therapeutically effective plasma concentration duration, such as phenyle...
03/12/2013
8337901Process for the manufacture of cellulose sulfate with improved characteristics
The invention refers to a method for the production of cellulose sulfate which is completely water-soluble and has an adjustable solution viscosity in aqueous solution, which qualifies the produced sodium cellulose sulfate (SCS) as auxiliary material with ideal biol...
12/25/2012
8273375Multiparticle pharmaceutical dosage form for a low-soluble active substances and method for producing said pharmaceutical dosage form
The invention relates to an oral multiparticle pharmaceutical dosage form in the form of a receptacle reducing the pH values of stomach, containing a plurality of pellets, particles, granules or agglomerates whose mean diameter ranges from 50 to 2500 μn substential...
09/25/2012
7879362Oral pharmaceutical compositions with controlled release and prolonged absorption
The invention concerns a galenic system with prolonged/controlled release of the medicinal and/or nutritional active principle, for oral administration. The aim is to provide a system enabling to obtain with one single tolerable and acceptable dose of active princip...
02/01/2011
RE42096Oral pulsed dose drug delivery system
A multiple pulsed dose drug delivery system for pharmaceutically active amphetamine salts, comprising an immediate-release component and an enteric delayed-release component wherein (1) the enteric release coating has a defined minimum thickness and/or (2) there is ...
02/01/2011
7422758Sustained release vitamin composition
A therapeutic formulation in the form of a beadlet, suitable for oral administration and adapted to provide immediate and sustained release of therapeutic material. Each beadlet comprises an extruded-spheronized inner core containing at least one medicament e.g. a s...
09/09/2008
7413753Calcium phosphate delivery vehicles for osteoinductive proteins
A composition for delivery of osteogenic proteins is disclosed. The composition comprises an osteogenic protein, a calcium phosphate material as a carrier, and an effective amount of an effervescent agent. Methods of making the compositions and methods of using the ...
08/19/2008
7413781Gels for encapsulation of biological materials
This invention provides novel methods for the formation of biocompatible membranes around biological materials using photopolymerization of water soluble molecules. The membranes can be used as a covering to encapsulate biological materials or biomedical devices, as...
08/19/2008
7413750Process for producing solid oral dosage forms with sustained release of active ingredient
The present invention relates to a process for producing solid oral dosage forms with sustained release of active ingredient, comprising at least one active ingredient, a preformulated mixture of polyvinyl acetate and polyvinylpyrrolidone, where appropriate, water-s...
08/19/2008
7350479System and method for controlling growth of aquatic plants utilizing bio-eroding means implanted in triploid grass carp
An “implant and forget” device for interacting with biota after a pre-established time period. Preferably, the biota are fauna and more particularly fish. In select embodiments, the device comprises packaging enclosing apparatus for timing interaction via openin...
04/01/2008
7338668Drug carrier pellet production process
The invention provides a process for the production of drug carrier pellets comprising spray-drying a solution of a physiologically tolerable cellulosic binder containing a physiologically tolerable inert particulate carrier having a particle size D (v, 0.5) of less...
03/04/2008
7338928System for releasing encapsulated active ingredients
The present invention relates to a controlled release system that can be incorporated in cosmetic, personal care, and household products to effectively encapsulate wide range of active ingredients and sensory markers and release them in response to moisture or over ...
03/04/2008
7332586Nanoparticle delivery vehicle
A nanoparticle delivery vehicle, comprising a nanoparticle, an active agent and a nuclear localization signal and methods of modulating gene expression and protein expression employing the nanoparticle delivery vehicle. A representative method includes providing a n...
02/19/2008
7316821Stabilized controlled release substrate having a coating derived from an aqueous dispersion of hydrophobic polymer
A stabilized solid controlled release dosage form having a coating derived from an aqueous dispersion of ethylcellulose is obtained by overcoating a substrate including a therapeutically active with an aqueous dispersion of ethylcellulose and then curing the coated ...
01/08/2008
7314640Formulation and process for drug loaded cores
The present invention relates to a controlled release pellet of metoprolol and its pharmaceutically acceptable salts that uses a water soluble or a water swellable inert starting seed or core. ...
01/01/2008
7309500Microparticles
A method of forming particles, comprises accelerating a first stream comprising a first liquid, applying a charging voltage of at most 1.5 kV to the first stream, and vibrating the first stream, to form particles. ...
12/18/2007
7303767Personal care compositions comprising coated/treated metal silicate absorbent particles
Coated particles of metal (such as calcium) silicate that exhibit excellent odor neutralization and sebum absorption properties when present within certain cosmetic and/or personal care formulations and suspensions are provided. Uncoated calcium silicate exhibits a ...
12/04/2007
7303768Preparation of aqueous clear solution dosage forms with bile acids
Compositions for pharmaceutical and other uses comprising clear aqueous solutions of bile acids which do not form any detectable precipitates over selected ranges of pH values of the aqueous solution and methods of making such solutions. The compositions of the inve...
12/04/2007
7303766Coated/treated metal silicate absorbent particles
Coated particles of metal (such as calcium) silicate that exhibit excellent odor neutralization and sebum absorption properties when present within certain cosmetic and/or personal care formulations and suspensions are provided. Uncoated calcium silicate exhibits a ...
12/04/2007
7297786RNA interference in respiratory epitheial cells
The present invention is directed to small interfering RNA molecules targeted against a gene of interest in respiratory epithelial cells, and methods of using these RNA molecules. ...
11/20/2007
7282221Antiviral product, use and formulation thereof
An antiviral product is comprised of at least three dosages forms, each of which has a different release profile, with the Cmax for the antiviral product being reached in less than about twelve hours. In one embodiment, there is an immediate release dosag...
10/16/2007
7282217Rapidly disintegrable tablets
The invention provides a rapidly disintegrating tablet comprising an active ingredient, a water soluble, directly compressible carbohydrate, and a water soluble, directly compressible filler. Also provided is a method of producing a rapidly disintegrating tablet, wh...
10/16/2007
7276253Stable drug form for oral administration with benzimidazole derivatives as active ingredient and process for the preparation thereof
The invention relates to a stable medicament for oral administration which comprises (a) a core which contains an active ingredient selected from Omeprazole, Lansoprazole and Pantoprazole, together with customary pharmaceutical adjuvants, (...
10/02/2007
7270831Orally administrable opioid formulations having extended duration of effect
Sustained release oral solid dosage forms of opioid analgesics are provided as multiparticulate systems which are bioavailable and which provide effective blood levels of the opioid analgesic for at least about 24 hours. A unit dose of the opioid analgesic contains ...
09/18/2007
7255878Stable benzimidazole formulation
A stable composition with a benzimidazole derivative, such as Omeprazole, which does not contain a separating layer between the active compound and an enteric coating layer. Instead, the enteric coating layer is applied as a solution with a pH value of at least 6.5,...
08/14/2007
7252842Induced phase transition method for the production of microparticles containing hydrophilic active agents
Microparticles and a method for their production is described. The process of the present invention provides a simple, quick, and efficient one-pot process for the production of microparticles containing a hydrophilic active agent of various and uniform morphologies...
08/07/2007
7235260Pharmaceutical compositions of a sparingly soluble glycogen phosphorylase inhibitor
Pharmaceutical compositions of a particularly effective sparingly soluble glycogen phosphorylase inhibitor are disclosed, as well as methods of making such compositions and dosage forms from such compositions. ...
06/26/2007
7235261Controlled release encapsulation
This invention relates to a controlled release encapsulated dry powder that is formed by an emulsion comprising: A) a fully hydrolyzed polymer, B) a hydrophobic silica, C) a modified corn starch, and D) at least one fragrance oil, which is emulsified in water and sp...
06/26/2007
7229624Ordered molecular presentation of antigens, method of preparation and use
The invention provides compositions and processes for the production of ordered and repetitive antigen or antigenic determinant arrays. The compositions of the invention are useful for the production of vaccines for the prevention of infectious diseases, the treatme...
06/12/2007
7223421Teste masked pharmaceutical particles
Taste masked particles and chewable tablets made therefrom are disclosed. The taste masked particles comprise a core containing an active ingredient and a polymeric coating covering said core, said coating comprising a mixture of a) an enteric polymer; and b) an ins...
05/29/2007
7220433Compositions for parenteral administration and sustained-release of therapeutic agents
The present invention is directed to parenterally-administrable microparticles for providing sustained-release of a therapeutic agent in the body, where the microparticles include a polymeric core containing a therapeutically effective amount of a therapeutic agent ...
05/22/2007
7214823Hydroxycitric acid complex metal salts, composition, and methods
Described are tri-, tetra-, and penta-metal complex salts of hydroxycitric acid, compositions containing the same, and methods of making the same, where the salt comprises at least three different metals selected from zinc, magnesium, sodium, potassium, and calcium....
05/08/2007
7195769Pharmaceutical compositions of anti-tubercular drugs and process for their preparation
A pharmaceutical composition of anti-tubercular drugs for oral use comprising Rifampicin and/or Isoniazid wherein the bioavailability of Rifampicin and/or other drugs is enhanced. Preferably the bioavailability of Rifampicin is enhanced by preventing its degradation...
03/27/2007
7192603Pest controlling
The present invention features a sustained-release microcapsule for long-term pest controlling. In general, a microcapsule has a capsule core including active pest-control ingredients and diluents, and a capsule shell which physically separates the capsule core from...
03/20/2007
7189416Method for stable and controlled delivery of (-)-hydroxycitric acid
A method for making the potassium, sodium and other hygroscopic salts of (−)-hydroxycitric acid and mixtures thereof workable by initial treatment with a desiccating agent, such as fumed silicon dioxide. These may be further rendered non-hygroscopic and non-reacti...
03/13/2007
7179488Process for co-spray drying liquid herbal extracts with dry silicified MCC
A process for preparing dry extracts from a liquid extract and at least one additional substance by a spray-drying process, characterized in that said at least one additional substance is added to the spray-drying process in a dry form during the spray-drying proces...
02/20/2007
7172767Opioid agonist / antagonist combinations
The invention is directed in part to oral dosage forms comprising a combination of an orally analgesically effective amount of an opioid agonist and an orally active opioid antagonist, the opioid antagonist being included in a ratio to the opioid agonist to provide ...
02/06/2007
7166305Polyvalent metal-substituted starch products
Improved starch-metal derivatives are provided which have excellent dry flow characteristics and ready dispersability in hot or cold water. The preferred derivatives comprise granules of starch which have been expanded or preswelled and cross-linked, followed by rea...
01/23/2007
7166299Preparation of aqueous clear solution dosage forms with bile acids
Compositions for pharmaceutical and other uses comprising clear aqueous solutions of bile acids which do not form any detectable precipitates over selected ranges of pH values of the aqueous solution and methods of making such solutions. The compositions of the inve...
01/23/2007
7157101Micronized eplerenone compositions
The invention relates to oral pharmaceutical compositions useful as aldosterone receptor blockers comprising the active agent micronized eplerenone in an amount of about 10 mg to about 1000 mg and one or more carrier materials. ...
01/02/2007
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