Bizarre Patents
Dining Table Having Integral Dishwasher
A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.
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 |
| 7638624 | Compositions and methods relating to novel benzodiazepine compounds and derivatives The present invention relates to novel chemical compounds, methods for their discovery, and their therapeutic use. In particular, the present invention provides benzodiazepine derivatives and related compounds and methods of using benzodiazepine derivatives and rela... | 12/29/2009 |
| 7339055 | Process for the preparation of cephalosporin antibiotic A process for the preparation of cephalosporin antibiotic of the formula (I) which comprises: (i) activating the compound of formula (III) as acid halide in an organic solvent | 03/04/2008 |
| 7282221 | Antiviral 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 |
| 7244842 | Amorphous hydrate of a cephalosporin antibiotic A process for the preparation of cefdinir of the formula (I) the said process comprising the steps of: i) condensing 7-amino-3-cephem-4-carboxylic acid of the formula (XII) wherein R1 is as defined above with compound of the formula (XIII) in the presence of a terti... | 07/17/2007 |
| 7122204 | Antibiotic composition with inhibitor Antibiotic composition having four dosage forms with different release profiles providing for initial release of a beta lactam antibiotic followed by release of a beta-lactamase inhibitor, followed by release of the antibiotic followed by release of the inhibitor. I... | 10/17/2006 |
| 6403789 | Method of halogenating hydroxyl group A halogenating agent of the formula (1) and a method of halogenating hydroxyl group ##STR1## wherein R1 and R2 are the same or different and are each ethyl, propyl, isopropyl, butyl, isobutyl or allyl; X is chlorine atom or bromine ... | 06/11/2002 |
| 6194567 | Halogenating agent and process for halogenating hydroxyl group A halogenating agent of the formula (1) and a method of halogenating hydroxyl group ##STR1## wherein R1 and R2 are the same or different and are each ethyl, propyl, isopropyl, butyl, isobutyl or allyl; X is chlorine atom or bromine ... | 02/27/2001 |
| 6093813 | Cephalosporin compounds Cephalosporin derivatives of formula II ##STR1## wherein Ra denotes hydrogen or a silyl group; Rb denotes a group of formula --ORe, wherein Re denotes hydrogen or alkyl; and Rc and Rd ... | 07/25/2000 |
| 6063917 | Cephalosporin synthesis A process for the production of a compound of formula ##STR1## wherein Ra denotes hydrogen or silyl; Rb denotes a group of formula --ORe, wherein Re denotes hydrogen or alkyl; and Rc and Rd toge... | 05/16/2000 |
| 6013647 | Benzoxazinedione derivatives, method of producing them and uses thereof This invention relates to new benzoxazinedione derivatives corresponding to the formula I: ##STR1## wherein R1 =H or carboxyalkyl, R2 =H, alkyl or phenyl, and R3 represents different acid groups derived from amino aci... | 01/11/2000 |
| 5880111 | Therapeutic derivations of diphosphonates Novel chemotherapeutic agents having utility in treating infectious diseases such as periodontal disease, certain urinary tract infections, and infectious urinary tract stones, are obtained by combining chemically a diphosphonate compound with a therapeut... | 03/09/1999 |
| 5854227 | Therapeutic derivatives of diphosphonates Novel chemotherapeutic agents having utility in treating infectious diseases such as periodontal disease, certain urinary tract infections, infectious urinary tract stones, and bone cancer, are obtained by combining chemically a diphosphonate compound wit... | 12/29/1998 |
| 5801242 | Process for making quinolonyl lactam antimicrobials and novel intermediate compounds The present invention provides processes for making compounds of the structure (Q--L1)--L--(L2 --B) wherein (I) Q is a quinolone moiety; (II) B is a lactam moiety; and (III) L, L1, and L2 together comprise a linking moiet... | 09/01/1998 |
| 5574153 | Oxime derivatives of cephalosporanic structure The invention relates to oxime derivatives of cephalosporanic structure, possessing antibacterial activity.... | 11/12/1996 |
| 5552542 | Preparation and use of 7-[(2-carboalkoxy-1-methylethenyl)amino]-3-hydroxymethyl-3-cephem-4-carb oxylic acids This invention relates to a method of producing 3-alkanoyloxymethyl-3-cephem-4-carboxylic acids from 3-hydroxymethyl-3-cephem-4-carboxylic acids in an aqueous medium for a practical, large-scale production. Moreover, the invention provides an ideal i... | 09/03/1996 |
| 5281703 | Process for making antimicrobial quinolonyl lactams The present invention provides methods of making compounds of the structure [Q-L1 ]-L-[L2 -B[ wherein (I) Q is a quinolone moiety; (II) B is a beta-lactam moiety; (III) L, L1, and L2 together comprise a carbamate-containing ... | 01/25/1994 |
| 5081248 | Pyridine-N-oxide derivative A pyridine-N-oxide derivative of the formula: ##STR1## or a salt thereof.... | 01/14/1992 |
| 4965358 | N,N'-carbonyl-bis-(4-ethyl-2,3-dioxo)-piperazine A new compound called N,N'-carbonyl-bis-(4-ethyl-2,3-dioxo)-piperazine of Formula I ##STR1## A process for the preparation thereof based on the reaction of 4-ethyl-2,3-dioxo-piperazine or a trimethylsilyl derivative thereof with carbonyl chlorid... | 10/23/1990 |
| 4956358 | Tricyclic cepham compounds and use The compounds having a 4,11-dioxo-3-oxa-8(or 7)-thia-1-azatricyclo[7,2,0,02,6 ]undecane-2-carboxylic acid skeleton as the base structures, their esters and their salts are useful antibacterial agents.... | 09/11/1990 |
| 4945159 | Formation of lactams and other amides under mild conditions by action of cyanogen A method for the formation of intramolecular amide bonds by the action of cyanogen, under mild reaction conditions, in the preparation of cyclic amides, including lactams, in biologically active compounds. A compound containing at least one carboxylic aci... | 07/31/1990 |
| 4684664 | Derivatives of ଲ-(4-isocyano-1,2,3,4-diepoxycyclopentyl) acrylic acid Disclosed herein are derivatives of ଲ-(4-isocyano-1,2,3,4-diepoxycyclopentyl)acrylic acid, the derivatives showing an antibacterial activity, an antifungal activity and an antimycoplasmal activity.... | 08/04/1987 |
| 4666899 | 3-(Optionally substituted-but-1-en-3-ynyl) cephalosporins Compounds of general formula I ##STR1## (wherein R represents NH2 -- or an acylated or silylated amino group; R2 represents a hydrogen, halogen, alkyl, aryl, carboxyl or lower alkoxycarbonyl group; R3 is hydrogen or a carb... | 05/19/1987 |
| 4622393 | 3-vinyl-cephalosporins and their preparations New 3-vinylcephalosporins of the general formula (I), ##STR1## in which n=0 or 1, R1 is a radical of the general formula (II), ##STR2## in which R4 is hydrogen or a protective radical and R5 represents a radical ... | 11/11/1986 |
| 4515719 | Azetidinone sulfinic acids from cephalosporin sulfones 3-Exomethylene cepham sulfones are converted to azetidinone sulfinic acids by reaction with activated zinc, magnesium, activated magnesium or amalgamated magnesium and a protonic acid.... | 05/07/1985 |
| 4399277 | 7-Amino-3-phosphonocephalosporanic acid compounds A compound of the formula: ##STR1## wherein R2 is hydrogen or lower alkyl, R3 is carboxy or a protected carboxy group, X is --S-- or ##STR2## and the dotted line bridging the 2- to 4-positions of the formula indicates ... | 08/16/1983 |
| 4308380 | 2-Lower alkyl-2 or 3-cephem-4-carboxylic acid derivatives A compound of the formula ##STR1## wherein R1 is amino or substituted amino, R2 is carboxy or protected carboxy, R3 is lower alkyl and X is --S-- or ##STR2## or a pharmaceutically acceptable salt thereof is effec... | 12/29/1981 |
| 4307230 | 3-Vinyl-cephalosporins Novel 3-vinyl-cephalosporins of the formula ##STR1## in which n is 0 or 1, R1 is hydrogen, a radical of the formula ##STR2## [in which R4 is hydrogen or a protective radical and R5 is hydrogen, alkyl, vinyl or cy... | 12/22/1981 |
| 4305937 | 2-Lower alkyl-7-substituted-2 or 3-cephem-4-carboxylic acid compounds and antibacterial pharmaceutical compositions containing them A compound of the formula: ##STR1## wherein R1 is lower alkyl, R2 is carboxy or protected carboxy, R3 is amino or protected amino and R4 is lower alkyl substituted by halogen or a lower unsaturated aliphati... | 12/15/1981 |
| 4291160 | 7-(1,3-Dithiolan-2-imino)-Ɗ2 -cephalosporanic acid derivatives Novel 7-(1,3-dithiolan-2-imino)-Ɗ2 -cephalosporanic acid derivatives are described which possess useful antibacterial properties.... | 09/22/1981 |
| 4272439 | 6-(Substituted-hydroxymethylene penams) ଲ-Lactams having a substituted hydroxymethylene group at the position to the lactam carbonyl group are prepared by reaction of an -halo-ଲ-lactam with zinc or zinc amalgam in an anhydrous aprotic medium to produce an intermediate... | 06/09/1981 |
| 4266049 | Process for 3-iodomethyl cephalosporins A process for preparing 3-iodomethyl cephalosporins wherein a 3-alkanoyloxymethyl or 3-carbamoyloxymethyl cephalosporin is reacted with a trialkylsilyl iodide, e.g. trimethylsilyl iodide. Certain cephalosporin esters, e.g., benzhydryl esters, undergo clea... | 05/05/1981 |
| 4256739 | 7ଲ-Amino-3-thio-3-cephem-4-carboxylic acid compounds, and antibacterial compositions and methods using them 7ଲ-Amino-3-R3 -thio-3-cephem-4-carboxylic acid compounds of the formula ##STR1## wherein R1a represents hydrogen or an amino protective group R1A and R1b represents hy... | 03/17/1981 |
| 4237051 | Stereospecific production of 6- or 7-carbon-substituted-ଲ-lactams Reaction of 6- or 7-diazo-ଲ-lactams with allylic halides in the presence of a catalytic amount of metallic copper or a copper salt affords 6- or 7-carbon-substituted-ଲ-lactams with the desired stereochemical configuration at the 6- or 7-positi... | 12/02/1980 |
| 4225707 | 2-Lower alkyl-7-substituted-2 or 3-cephem-4-carboxylic acid compounds A compound of the formula: ##STR1## wherein R1 is lower alkyl, R2 is carboxy or a protected carboxy group, R4 is hydrogen or lower alkyl and Y is a residue of an acid, or a salt.... | 09/30/1980 |
| 4211702 | Process for preparation of penicillin and cephalosporin imino halides Penicillin and cephalosporin imino halides are prepared by reacting of 6-acylaminopenicillins or 7-acylamino cephalosporins with a novel chlorinating compound derived from a triaryl phosphite and chlorine or bromine. The imino halide products are intermed... | 07/08/1980 |
| 4208516 | 7-(1,3-Dithiolan-2-imino)-Ɗ2 -cephalosporanic acid derivatives Novel 7-(1,3-dithiolan-2-imino)-Ɗ2 -cephalosporanic acid derivatives are described which possess useful antibacterial properties.... | 06/17/1980 |
| 4152433 | 2-Lower alkyl-7-substituted-2 or 3-cephem-4-carboxylic acid compounds and pharmaceutical compositions A compound of the formula: ##STR1## wherein R1 is (C1 to C6) alkyl, R2 is a carboxy or a protected carboxy group, R3 is amino or a protected amino group and A is hydroxyimino (C1 to C6 | 05/01/1979 |
| 4150156 | 7-(Substituted methyl)-3-(substituted thio)-cephalosporins, derivatives and pharmaceutical compositions containing them Disclosed are antibiotic 3-(substituted thio)-7-(substituted methyl) cephalosporins, derivatives and analogues thereof; wherein the methyl substituent is, inter alia, hydroxyl, ketonic oxygen, imino nitrogen, amino or mercapto. Also disclosed are processe... | 04/17/1979 |
| 4147693 | ଲLactam antibiotics and process for their use 6-[-(Imidazolidin-2-on-1-ylcarbonylamino)-substutited acetamido]penicillanic acids, and the correspondingly 7-substituted ceph-3-em-4-carboxylic acids, characterized by the presence of a methyleneamino or substituted methyleneamino group on the 3-n... | 04/03/1979 |
| 4113940 | 7-Amino 2-lower alkyl-2 or 3-cephem-4-carboxylic acid derivatives and processes for preparation thereof A compound of the formula ##STR1## wherein R1 is amino or substituted amino, R2 is carboxy or protected carboxy, R3 is lower alkyl and X is --S-- or ##STR2## or a pharmaceutically acceptable salt thereof is effec... | 09/12/1978 |
