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| Number | Title | Issue Date |
| 7390796 | Fatty acid modified forms of glucocorticoids Compounds are disclosed of the formula in which R3 is C8 to C24 hydrocarbon or the residue of misoprostol. The compounds are useful for treating rhinitis and asthma, particularly by inhalati... | 06/24/2008 |
| 7368442 | Nitrate esters of corticoid compounds and pharmaceutical applications thereof Compounds of the formula and use of the compounds as medicaments. ... | 05/06/2008 |
| 7186708 | Steroidal compounds Steroidal compounds or their salts having general formula: A—B—C—NO2 are described, wherein: A=R—, wherein R is a steroidal drug radical; B=—TB—X2â€... | 03/06/2007 |
| 7098328 | Method for the preparation of 6α-fluoro corticosteroids A method for producing a 6α-fluorinated corticosteroid or derivative thereof by reacting a 17-hydroxy-21-ester epoxide of Formula II with a stereoselective fluorinating agent to stereoselectively form a 21-ester... | 08/29/2006 |
| 6835724 | Corticoid 17,21-dicarboxylic esters and corticosteroid 17-carboxylic ester 21-carbonic esters, processes for their preparation and pharmaceuticals containing these compounds Corticoid 17,21-dicarboxylic esters and corticosteroid 17-carboxylic ester 21-carbonic esters, processes for their preparation and pharmaceuticals containing these compounds Corticoid 17,21-dicarboxylic esters and corticoid 17-carboxylic ester 21-carbonic est... | 12/28/2004 |
| 6762175 | Fatty acid derivatives The properties of biologically active compounds, for example drugs and agrochemicals, which contain in their molecular structure one or more functional groups selected from alcohol, ether, phenyl, amino, amido, thiol, carboxylic acid and carboxylic acid ester groups... | 07/13/2004 |
| 6090800 | Lipid soluble steroid prodrugs The present invention is directed to novel lipid soluble steroid prodrugs compositions comprising steroid prodrugs, and uses of the same.... | 07/18/2000 |
| 6066292 | Sterilization process for pharmaceutical suspensions The invention is directed to a method for sterilizing a pharmaceutical formulation comprising a suspension of a water-insoluble pharmaceutical, comprising the steps of heat-sterilizing an aqueous solution of a viscosity enhancer, to result in a first ster... | 05/23/2000 |
| 5886200 | Process for the preparation of 17-esters of 9 , 21-dihalo-pregnane-11 ଲ, 17 -diol-20-ones The invention provides an improved process for the preparation of 17-esters of 9,21 -dihalo-pregnane-11ଲ,17-diol-20-ones, and in particular for the preparation of 17-esters of anti-inflammatory steroids according to the following schem... | 03/23/1999 |
| 5731447 | Process for preparing 16-methyl-steroids A process for the preparation of a compound of the formula ##STR1##... | 03/24/1998 |
| 5710293 | Method of preparation of ester derivatives of steroids The present invention relates to a method of using a perchloric acid catalyzed reaction to make acyl derivatives of norprogesterone compounds and, in particular, 16-methylene-17-hydroxy-19-norpregn-4-ene-3,20-dione.... | 01/20/1998 |
| 5670676 | Process for preparation of 9 -chloro-11ଲ formyloxypregna-3.20-diones Disclosed is a process for producing a compound of the formula: ##STR1## by reacting a compound of the formula: ##STR2## with: (1) a chlorinating reagent selected from an N-chloroimide or an N-chloroamide; (2) an anhydrous strong acid selected f... | 09/23/1997 |
| 5616573 | Glucocorticoids Glucocorticoids of general formula I R--Val--O--GC (II), are described, in which O-GC is the radical of a 21-hydroxycorticoid that has an antiinflammatory action, Val represents a valine radical in the 21-position of the corticoid and R means a hydrogen atom or a h... | 04/01/1997 |
| 5486603 | Oligonucleotide having enhanced binding affinity The present invention relates to an oligonucleotide or analog thereof conjugated to a molecule comprising a structure, which structure (a) is of substantially fixed conformation; (b) contains, is directly attached to, or is attached to a carbon atom that ... | 01/23/1996 |
| 5412091 | 16-methyl-ÆŠ1,4-pregnadiene-3,20-dione A compound of the formula ##STR1## in which ##STR2## is either a 3-keto-ÆŠ4-system or a 3-keto -ÆŠ1,4-system or a 3-OR4 - ÆŠ5-system in which R4 is hydrogen or a protector group of hydroxy, R is methyl --CH2... | 05/02/1995 |
| 5362721 | Corticoid-17-alkyl-carbonates substituted in the 17-position, process for their preparation and pharmaceuticals containing them The disclosed invention includes corticoid-17-alkylcarbonates substituted in the 17-position, a process for their preparation and pharmaceuticals containing them. These corticoid-17-alkylcarbonates have the following formula I ##STR1## where A i... | 11/08/1994 |
| 5352808 | Process for steroid preparation A process for the preparation of a compound of the formula ##STR1## wherein R1 is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms optionally substituted by halogen or a nitrogen or oxygen function and alkenyl a... | 10/04/1994 |
| 5266712 | Process for crystallizing the organic substances from steroidal origin and the thus obtained compounds A process for crystallizing a pharmaceutically active steroidal product, without mechanical procedure, to obtain a homogeneous granulometric class which may be prepared beforehand, wherein the product which is desired to be crystallized is dissolved in a ... | 11/30/1993 |
| 5063222 | Antiinflammatory dexamethasone 17-cyclopropanecarboxylates with reduced systemic activity Steroid derivatives represented by formula (I) are disclosed. ##STR1## wherein R is a hydrogen atom, a halogen atom, a hydroxy group, or a group --OCOR1, wherein R1 is a linear or branched alkyl group which may be substituted by... | 11/05/1991 |
| 4968822 | 21-alkoxysteroid compounds A 21-alkoxysteroid compound represented by the formula ##STR1## wherein R1 is an alkyl group having 1 to 4 carbon atoms or a methylthiomethyl group, R2 is an alkanoyl group having 2 to 7 carbon atoms, and a wavy line indicates t... | 11/06/1990 |
| 4929395 | 16-methylation process C16 -unsaturated corticoids are readily transformed to the corresponding 16-methyl-17-hydroxy corticoids by use of a ÆŠ17 (20)-20-silyl ether.... | 05/29/1990 |
| 4920216 | Selective chlorination of steroids and other substrates directed by covalently linked pyridine derivatives acting as templates This invention concerns a method of substituting a chlorine atom for a predetermined hydrogen atom located within an organic compound which comprises contacting the organic compound containing the predetermined hydrogen atom with an esterifying agent comp... | 04/24/1990 |
| 4913852 | Compounds obtained from the associative synthesis of sulfur-containing or sulfur-free amino acids with pregnane derivatives Compounds obtained from the associative synthesis of sulfur-containing or sulfur-free amino acids with derivatives of ÆŠ-4-pregnene-3,20-dione or with derivatives of ÆŠ-1,4-pregnadiene-3,20-dione of the general formulas (I), (II) and (III), having glucoco... | 04/03/1990 |
| 4913892 | Preparation and use of new solvates of beclomethasone 17,21-dipropionate Preparation of novel solvates of beclomethasone 17,21-dipropionate, by dissolution of beclomethasone 17,21-dipropionate in an ethereal or halogenated hydrocarbon solvent and precipitation by the addition of di-isopropyl ether. These new solvates are bulk ... | 04/03/1990 |
| 4810488 | Physically modified beclomethasone dipropionate suitable for use in aerosols A method for preparing a stable aerosol formulation of beclomethasone dipropionate in which the steroid is contacted with an alcohol containing 1 to 5 carbon atoms to form a crystalline solvate therewith, the crystalline material so formed being reduced t... | 03/07/1989 |
| 4762919 | Anti-inflammatory carboxy pregnane derivatives Compounds of the formula: ##STR1## wherein one X is COOR, CH2 COOR, CH(COOR)2, CONHR, CH2 CONHR, or CN remaining X's are H, F, CH3, OH, COOR, CH2 COOR, CH(COOR)2, CONHR, CH2... | 08/09/1988 |
| 4704455 | 16-methylatedÆŠ17(20)-corticoids C16 -unsaturated corticoids are readily transformed to the corresponding 16-methyl-17-hydroxy corticoids by use of a ÆŠ17 (20)-20-silyl ether.... | 11/03/1987 |
| 4693999 | Liposomes containing steroid esters Pharmaceutical composition for administration primarily to the respiratory tract when treating and controlling anti-inflammatory conditions comprising liposomes in combination with a compound of the formula ##STR1## and R1 is a saturated o... | 09/15/1987 |
| 4655971 | Novel process for the preparation of steroidal esters A process for the preparation of corticosteriod esters of the formula ##STR1## in which ---- signifies that a double bond can be present; X is hydrogen, chlorine or fluorine; R1 is hydrogen, fluorine, chlorine or methyl, which may be either &#x... | 04/07/1987 |
| 4619922 | 6, 16-dimethyl corticoids 6,16-Dimethyl corticoids of general Formula I ##STR1## wherein the bond is a single bond or a double bond, X is a hydrogen atom, a fluorine atom, a chlorine atom, or a bromine atom, R1 is a formyl group, an alkanoyl group or alkoxya... | 10/28/1986 |
| 4618456 | Ethynylation of 16-methyl-17-keto steroids The process of the present invention transforms 16- or 16ଲ-methyl-17-keto steroids (I) to the corresponding 17-ethynyl-17ଲ-hydroxy-16- or 16ଲ-methyl steroids (II) without epimerization and loss of stereochemistry of ... | 10/21/1986 |
| 4613463 | Process and intermediates for the preparation of 17 alphahydroxyprogesterones and corticoids from an enol steroid This invention discloses an improved process for the production of corticoids from 17-hydroxy steroids utilizing peroxymonosulfate.... | 09/23/1986 |
| 4602009 | Corticoid derivatives and process for production thereof Novel corticoid 17-alkoxycarbonyl carboxylate derivatives are disclosed. These derivatives have strong topical anti-inflammatory activity and extremely weak systemic adverse reactions and are useful for the treatment of acute and chronic eczema, ec... | 07/22/1986 |
| 4600538 | Corticosteroids from 17-keto steroids via 20-cyano-ÆŠ17 (20)-pregnanes The process of the present invention transforms 17-keto steroids (I) to the corresponding corticoids (IV) in three steps.... | 07/15/1986 |
| 4588530 | Anti-inflammatory prednisolone steroids Derivatives of prednisolone of the formula ##STR1## wherein CR1 is C.dbd.O, -HCOH, ଲ-HCOH, or a mixture of -HCOH and ଲ-HCOH CR2 is HC(OH) OR6 or HCO when CR1 is C.dbd.O; CR2 | 05/13/1986 |
| 4588718 | Carboxy containing ester prodrugs of corticosteroids A compound of the formula ##STR1## wherein St represents a corticosteroid moiety bonded to the carbonyl via the 21-hydroxy group of said corticosteroid; wherein Z is a bond or --O--; wherein n is an integer from 4 to 9; wherein Q is (1) Y--CH2 ... | 05/13/1986 |
| 4537722 | Steroid esters preparation This invention relates to an improved steroid ester synthesis in which carbodiimides and catalytic amounts of 4-(tertiary amino)-pyridines, in combination with acid catalysts, are used as condensing agents, resulting in pure, non discolored compounds in h... | 08/27/1985 |
| 4530795 | Process for preparation of 16 -methyl corticoids from ÆŠ16 -steroids This invention discloses a general process for the production of corticoids from respective steroid-type compounds having a double bond from C-16 to C-17. The invention provides a viable alternative synthesis of 17-hydroxy-progesterones and like co... | 07/23/1985 |
| 4472392 | Sulfonate containing ester prodrugs of corticosteroids Novel solution stable ester prodrugs of corticosteroids of the formula ##STR1## and their salts.... | 09/18/1984 |
| 4469689 | Sulfonate containing ester prodrugs of corticosteroids Novel solution stable ester prodrugs of corticosteroids of the formula ##STR1## and their salts.... | 09/04/1984 |
