Quotables
"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8329938 | Hydroxyalkanoic acid and hydroxyalkanoice acid oligomer esters of retinol Retinyl hydroxyesters and retinyl oligo-hydroxyesters were prepared using a chemoenzymatic process from retinol and short chain esters of hydroxycarboxylic acids or short chain esters of hydroxycarboxylic acids. The presence of the hydroxyl group on the acid can res... | 12/11/2012 |
| 7968744 | Physiological coolants based on lactoyl esters of menthyl lactate A method of imparting a physiological cooling effect to a consumer product is disclosed. The method comprises formulating into the consumer product a composition comprising at least one lactoyl ester of menthyl lactate. Also disclosed is a method of providing physio... | 06/28/2011 |
| 7803963 | Physiological coolants based on lactoyl esters of menthyl lactate A method of imparting a physiological cooling effect to a consumer product is disclosed. The method comprises formulating into the consumer product a composition comprising at least one lactoyl ester of menthyl lactate. Also disclosed is a method of providing physio... | 09/28/2010 |
| 7655816 | Method for stabilizing menthyl lactate A method for stabilizing menthyl lactate is disclosed. The method comprises combining water with a solution comprising menthyl lactate and a water-miscible organic solvent in amounts effective to precipitate menthyl lactate from the resulting aqueous mixture. The aq... | 02/02/2010 |
| 7425644 | Method of purifying pravastatin The present invention provides pure pravastatin compositions and pure compactin compositions, and methods for the preparation thereof. ... | 09/16/2008 |
| 7381834 | Method for stabilizing menthyl lactate A method for stabilizing menthyl lactate is disclosed. The method comprises combining water with a solution comprising menthyl lactate and a water-miscible organic solvent in amounts effective to precipitate menthyl lactate from the resulting aqueous mixture. The aq... | 06/03/2008 |
| 7287896 | Assembly for an illumination device A light access can be integrally formed with a light guide on at least one end of the light guide. A printed circuit board with an LED lamp mounted thereon can be press-fitted in the light access for transient arrangement, and can be fixed by a cover. The position o... | 10/30/2007 |
| 7247743 | Process for making monomenthyl esters A process for making monomenthyl esters of dicarboxylic acids is disclosed. Menthol reacts with a saturated, cyclic anhydride in the presence of a base catalyst under conditions effective to produce a mixture of mono- and bis-menthyl esters in which the molar ratio ... | 07/24/2007 |
| 7196128 | Carboxylic esters based on limonene alcohol [3-(4′-methylcyclohexyl)butanol] and having a low melting point A carboxylic ester of the formula in which A is —(CH2)x— where x=1–10, a process for its preparation which esters are useful lubricated and plasticizers for high molecular polymeric th... | 03/27/2007 |
| 7173146 | Menthyl lactate process A simple, high-yield process for making menthyl lactate (ML) is disclosed. Menthol and lactic acid react to produce a mixture comprising menthyl lactate and one or more higher lactoyl esters of ML. Hydrolysis of the esterification mixture follows in the presence of ... | 02/06/2007 |
| 7109371 | Prostaglandin synthesis A process for the preparation of prostaglandin compounds having the formula (I): wherein A is selected from the group consisting of C1–C6 alkyl groups; C7–C16 aralk... | 09/19/2006 |
| 7064102 | Alicyclic esters having a musky smell The invention relates to novel alicyclic esters, methods for the their preparation, their use as fragrances and also perfumed products and fragrance mixtures containing the compounds according to the invention. ... | 06/20/2006 |
| 6992109 | Method for the treatment of incontinence The instant invention is a method of using certain analogs of glutamic acid and gamma-aminobutyric acid to treat incontinence. ... | 01/31/2006 |
| 6936731 | Pravastatin sodium substantially free of pravastatin lactone and epi-pravastatin, and compositions containing same The present invention provides pravastatin sodium substantially free of pravastatin lactone and epiprava, the C-6 epimer of pravastatin. The present invention further provides a novel process for recovering pravastatin sodium from a fermentation broth in such high p... | 08/30/2005 |
| 6884906 | Menthyl half acid ester derivatives, processes for preparing same, and uses thereof for their cooling/refreshing effect in consumable materials Described is a genus of menthyl half acid ester derivatives having the structure: and processes for producing same, wherein n is an integer of from 1 to 5; wherein X is either —OR″ or —NRR′; wherein R″ is hyd... | 04/26/2005 |
| 6858749 | Synthesis of 3,6-dialkyl-5,6-dihydro-4-hydroxy-pyran-2-one The present invention relates to a novel process for producing a δ-lactone of the formula: using an acyl halide of the formula: wherein R1, R2 R | 02/22/2005 |
| 6689590 | Process for recovering statin compounds from a fermentation broth A composition comprising pravastatin sodium substantially free of pravastatin lactone is described.... | 02/10/2004 |
| 6586619 | Photoresist monomer having hydroxy group and carboxy group, copolymer thereof and photoresist composition using the same The present invention relates to novel monomers which can be used to form polymers which are useful in a photolithography employing a light source in the far ultraviolet region of the light spectrum, copolymers thereof, and photoresist compositions prepar... | 07/01/2003 |
| 6548459 | Process for preparing rust inhibitors from cashew nut shell liquid A process for the preparation of CNSL phenoxy carboxylic acid derivatives for use as an additive in a lubricant composition so as to impart improved rust inhibiting properties, including the steps of (a) partially hydrogenating distilled technical cashew ... | 04/15/2003 |
| 6495713 | Synthesis of ketosulfone esters This invention encompasses a process for making a compound of Formula A ##STR1## These compounds are intermediates useful in the preparation of certain non-steroidal anti-inflammnatory agents.... | 12/17/2002 |
| 6444452 | Process for recovering statin compounds from a fermentation broth A novel process for recovering a compound from a fermentation broth that includes the stages of forming an enriched solution of the compound by extraction, obtaining a salt of the compound from the enriched solution, purifying a salt of the compound and t... | 09/03/2002 |
| 6391916 | Enediyne derivatives Novel C3 -substituted cyclodeca-1,5-diynes can be prepared through novel synthetic procedures using starting (E)-C3 -substituted-4-(aryl- or heteroarylmethylidene)cyclodeca-1,5-diynes reagents. Both the C3 -substituted cyc... | 05/21/2002 |
| 6365382 | Biotechnological process for preparing hydroxylated ML-236B derivatives, known as M-4 and M-4', and analogues thereof The very effective conversion of ML-236B substances and derivatives thereof into 6'-hydroxylated products with the microorganisms of species Amycolatopsis orientalis, or with an extract or a hydroxylation-effective enzyme derived from said microorganism, ... | 04/02/2002 |
| 6348494 | Ethers of o-desmethyl venlafaxine This invention provides O--acyloxyalkyl ethers of the venlafaxine metabolite 4-[2-(Dimethylamino-1-(1-hydroxycyclohexyl)ethyl]phenol, represented by Formula (I): ##STR1## wherein: the configuration at the steriogenic center (*) may be R, S, or RS (... | 02/19/2002 |
| 6306629 | Microorganism streptomyces exfoliatus yj-118 and a method for producing pravastatin sodium by using the strain The present invention is related to a new microorganism Streptomyces exfoliatus YJ-118 and a method for producing pravastatin sodium by using this microorganism which shows a strong tolerance to ML-236B and a high hydroxylation activity of ML-236B to prav... | 10/23/2001 |
| 6118019 | 3-alkoxypropionic ester derivative A 3-alkoxypropionic ester derivative, an olefin polymerization solid catalyst component using the same, an olefin polymerization catalyst using the same, and a process for the preparation of a polyolefin using the same. The 3-alkoxypropionic ester derivat... | 09/12/2000 |
| 6107286 | Lipopolyamines as transfection agents and pharamaceutical uses thereof Cationic lipids of general formula (I), wherein m is an integer from 2 to 6 inclusive; n is an integer from 1 to 9 inclusive, preferably 1-5, where, when n is 2-9, a single R grouping other than hydrogen is present in the general formula, and m has variab... | 08/22/2000 |
| 6057460 | Polymerizable hybrid monomers Polymerizable hybrid monomers with norbornenyl or norbornadienyl groups are described which can be radically cured at room temperature and are suitable in particular for use in the dental field.... | 05/02/2000 |
| 6028214 | GABA and L-glutamic acid analogs for antiseizure treatment A compound of the formula ##STR1## wherein R1 is a straight or branched alkyl group having from 1 to 6 carbon atoms, phenyl, or cycloalkyl having from 3 to 6 carbon atoms; R2 is hydrogen or methyl; and R3 is hydrogen,... | 02/22/2000 |
| 5972313 | Active/stable artificial tanning compositions comprising DHA derivatives Stable, topically applicable cosmetic/dermatological compositions well suited for artificially tanning or browning human skin and appropriately packaged, comprise at least one dihydroxyacetone (DHA) derivative convertible into DHA and, advantageously, at ... | 10/26/1999 |
| 5827883 | Dermatological use of vitamin D derivatives A method of using vitamin D derivatives of the formula ##STR1## wherein X is .dbd.CH2 or H,H; Y is a moiety --CH(CH3)--(A)n --C(O)--OR1 (a) --CH(CH3)--CH2 --O--C(O)--R2 | 10/27/1998 |
| 5783725 | Stabilized lactic acid menthyl ester Lactic acid menthyl ester can be stabilized by addition of alkali metal carbonate and/or bicarbonate and/or alkaline earth metal carbonate and/or bicarbonate.... | 07/21/1998 |
| 5693251 | Optically active benzene derivatives, process for producing the same and liquid-crystalline composition containing said derivatives as liquid-crystalline compound and light switching elements An optically active phenol useful in the preparation of liquid crystalline compounds which is represented by the formula (V): ##STR1## wherein R2 represents an alkyl or alkoxyalkyl group having 1 to 20 carbon atoms optionally substituted b... | 12/02/1997 |
| 5412134 | Process for preparing diprotected 2,3-hydroxymethyl cyclobutanol The protected cyclobutanone of the formula ##STR1## is treated with a dialkylaluminum chloride, an alkylaluminum dichloride, a trialkylaluminum compound, diphenylsilane in the presence of tris(triphenylphosphine) rhodium (I) chloride, or iridium tetr... | 05/02/1995 |
| 5385693 | Optically active ester derivatives, preparation process thereof, liquid crystal materials and a light switching element Disclosed herein are optically active carboxylic acid or acid halide compounds of formula III: ##STR1## Wherein R2 represents an optically active alkyl or alkoxyalkyl group having 3 to 15 carbon atoms optionally substituted by halogen atom... | 01/31/1995 |
| 5286746 | Sulfur-substituted mevinic acid derivatives Antihypercholesterolemic activity is exhibited by compounds of the formula ##STR1## wherein: X is hydrogen, alkali metal or ammonium; Y is hydrogen, alkyl, cycloalkyl, aryl, or aralkyl; ##STR2## R is hydrogen, alkyl, ammonium, alkylammonium, or alkal... | 02/15/1994 |
| 5279764 | Dihalogenobenzene derivatives The invention relates to dihalogenobenzene derivatives of the formula I R1 --A1 --Z1 --A2 --(Z2 --A3)n --R2 wherein R1, R2, A1, A2, A... | 01/18/1994 |
| 5264605 | Myoinsitol derivatives, process for preparing same, phosphorylating agent, and its utilization A process for preparing myoinositol polyphosphoric acid from myoinositol via a polyacylmyoinositol, a process for preparing a polysilyl-polyacylmyoinositol from a polyacylmyoinositol, and a process for preparing an optically active myoinositol polyphospho... | 11/23/1993 |
| 5264151 | Optically active ester derivatives, preparation process thereof, liquid crystal materials and a light switching element Disclosed herein are optically active phenols of formula (V) which are useful as precursors for esters used in liquid crystalline crystalline mixtures: ##STR1## wherein R2 represents an optically active alkyl or alkoxyalkyl group havi... | 11/23/1993 |
| 5194668 | Process for production of carboxylic acid esters and formamide Carboxylic acid esters and formamide are efficiently obtained by reacting carboxylic acid amides and formic acid esters, or by reacting carboxylic acid amides, alcohols and carbon monoxide in the presence of a dehydrated condensate of carboxylic acid amid... | 03/16/1993 |
