Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 7888518 | Organic dye for recording layer and high density optical recording medium using the same A preparation method of a dye incorporated in a recording layer for a high density optical recording medium, having the following general chemical structural formula (I): is provided. ... | 02/15/2011 |
| 7473788 | Analogs of terpene trilactones from and related compounds and uses thereof The subject invention provides compounds having the structure: wherein R1 is H, OH, a photoactivatable moiety, a fluorescent moiety, or a radioactive moiety; R2 is H, OH, a photoactivatable moiety, a f... | 01/06/2009 |
| 7442809 | Method for producing 1,3-dioxolan-4,6-dione compound A method for producing a 1,3-dioxan-4,6-dione compound from a ketone compound and a malonic acid, the method comprising: precipitating a 1,3-dioxan-4,6-dione compound as a crystal from a mixed solvent comprising a first organic solvent having a dielectric constant o... | 10/28/2008 |
| 7429670 | Synthesis of derivatives of ginkgolide C The subject invention provides ginkgolide C derivatives compounds having the structure: wherein R is H or -A-Ar, where A is an alkyl group; and Ar is an aryl group, which may contain... | 09/30/2008 |
| 7417140 | 7α-Hydroxyacetyl and 7α-Hydroperoxyacetyl-substituted steroid compounds The present invention involves intermediates, including a 7α-substituted steroid (II), and processes which are used to prepare eplerenone, a useful pharmaceutical agent. ... | 08/26/2008 |
| 7414127 | 7 α-Enedione-substituted steroid compounds The present invention involves intermediates, including a 7α-substituted steroid (II), and processes which are used to prepare eplerenone, a useful pharmaceutical agent. ... | 08/19/2008 |
| 7411062 | 7α-biscarbonyl-substituted steroid compounds The present invention involves intermediates, including a 7α-substituted steroid (II), and processes which are used to prepare eplerenone, a useful pharmaceutical agent. ... | 08/12/2008 |
| 7368569 | Process for making spirolactone compounds This invention relates to a process for making spirolactone compounds analogous to formula I ... | 05/06/2008 |
| 7319154 | Process for the production of 3-oxo-pregn-4-ene-21, 17-carbolactones by the metal free oxidation of 17-(3-hydroxypropyl)-3, 17-dihydroxyandrostanes This invention relates to processes for the production of 3-oxo-pregnane-21,17-carbolactones of formula II as well as 3-oxo-pregn-4-ene-21,17-carbolactones of formula III | 01/15/2008 |
| 7304072 | Spiro compounds Compounds represented by the general formula (I) wherein Ar1 represents an aryl or heteroaryl which may be substituted; n represents 0 or 1; T, U, V and W each independently represent a nitrogen atom o... | 12/04/2007 |
| 7294724 | Process for manufacture of fluoran dyes The invention teaches an improved process for the manufacture of useful fluoran dyes of the structure according to formula 1 comprising condensing in an alkanesulfonic acid or an arenesulfonic acid to acid accordin... | 11/13/2007 |
| 7244750 | Active substance combinations having insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain active compounds that together have unexpectedly good insecticidal and acaricidal properties. ... | 07/17/2007 |
| 7235672 | Probe, assay and kits for detecting 11β-hydroxysteroid dehydrogenase and modulators thereof A probe, kit comprising the probe, and methods for using the probe are provided where the probe comprises: wherein DM is a detectable marker; and L is a ... | 06/26/2007 |
| 7232845 | Active substance combinations comprising insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain insecticidally active compounds that together have very good insecticidal and acaricidal properties. ... | 06/19/2007 |
| 7227043 | 2-phenyl-2-substituted-1,3-diketones The invention relates to novel phenyl-substituted cyclopentane- and cyclohexane-1,3-dione derivatives of the formula (I) in which W, X, Y, Z, A, B, Q1, Q2, Q3 | 06/05/2007 |
| 7214701 | Active substance combinations having insecticidal and acaricdal properties The invention relates to insecticidal mixtures for protecting plants against attack by pests comprising (a) compounds of the formula (I) ... | 05/08/2007 |
| 7205289 | Combinations of active ingredients with insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain insecticidally active compounds that together have very good insecticidal and acaricidal properties. ... | 04/17/2007 |
| 7196208 | Processes for preparing 7-carboxy substituted steroids This invention relates to processes for the preparation of 7-carboxy substituted steroid compounds of Formula I, wherein R1 is selected from H or COR4; R4 is C | 03/27/2007 |
| 7183238 | [1,2]-oxazine-3,5-diones The present invention relates to novel [1,2]-oxazine-3,5-dione derivatives of the formula (I) in which W, X, Y, Z, G, D, A and B are as defined in the disclosure, to a pl... | 02/27/2007 |
| 7160732 | Fluorescein-based metal sensors, and methods of making and using the same The present invention is directed, in part, to fluorescein-based ligands for detection of metal ions, and methods of making and using the same. ... | 01/09/2007 |
| 7098225 | Active compound combinations having insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain active compounds that together have unexpectedly good insecticidal and acaricidal properties. ... | 08/29/2006 |
| 7091233 | Active substance combinations comprising insecticidal and acaricidal properties The invention relates to novel active compound combinations of certain cyclic ketoenols and certain insecticidally active compounds that together have very good insecticidal and acaricidal properties. ... | 08/15/2006 |
| 7084138 | Active ingredient combinations with insecticidal and acaricidal properties The invention relates to novel active compound combinations having very good insecticidal and acaricidal properties and containing (a) cyclic ketoenols having the formula in which the gro... | 08/01/2006 |
| 7060692 | Active ingredient combinations comprising insecticidal and acaricidal properties The invention relates to novel active compound combinations having very good insecticidal and acaricidal properties and containing (a) cyclic ketoenols having the formula in which the gro... | 06/13/2006 |
| 7026352 | Physiologically active substances The present invention provides a novel bioactive substance having an antitumor activity and a process for producing it, and a medical use thereof. Namely, it provides a 12-membered ring macrolide compound represented by the following formula obtained from the incuba... | 04/11/2006 |
| 6994866 | Combinations of active ingredients, which exhibit insecticidal and acaricidal properties The invention relates to novel active compound combinations having very good insecticidal and acaricidal properties and containing (a) cyclic ketoenols having the formula in... | 02/07/2006 |
| 6974806 | Lipid-rich plaque inhibitors The present invention provides a lipid-rich plaque regressing agent comprising a compound represented by Formula: in which ring A is a cyclic hydrocarbon or the like; ring B is a heterocyclic ring or the like; each of ... | 12/13/2005 |
| 6962894 | Herbicidal composition A selectively herbicidal composition for controlling grasses and weeds in crops of useful plants, comprising a) a herbicidally effective amount of a compound of formula I or a salt or... | 11/08/2005 |
| 6951952 | Dyes There are described novel rhodol dye compounds The dye compounds exhibit a first color when in the crystalline form and a second color, different from the first color, when in the liquid, amorphous form. ... | 10/04/2005 |
| 6933395 | PROCESSING FOR PRODUCING OF DROSPIRENONE (6β, 7β, 15β, 16β-DIMETHYLENE-3-OXO-17α-PREGN-4-EN-21, 17-CARBOLACTONE, DRSP) AS WELL AS 7α-(3-HYDOXY-1-PROPLY)-6β, 7β; 15β, 16β-DIMETHYLENE-5β-ANDROSTANE-3β, 5,17β-TRIOL(ZK 92836) AND 6β, 7β; 15β, 16β-DIMETHYLENE-5β-HYDROXY Process for the production of drospirenone (6β,7β; 15β,16β-dimethylene-3-oxo-17α-pregn-4-ene-21,17-carbolactone, DRSP) (1) and 7α-(3-hydroxy-1-propyl)-6β,7β; 15β,16β-dimethylene-5β-androstane-3β,5,17β-triol (ZK 92836) and 6β,7β; 15β,16β-dimethylene-... | 08/23/2005 |
| 6933261 | 2,4,5-Trisubstituted phenylketoenols The invention relates to new phenyl-substituted cyclic ketoenols of the formula (I) in which Het represents one of the groups wherein A... | 08/23/2005 |
| 6919090 | Active substance combinations with insecticidal and acaricidal properties The invention relates to novel active combinations of certain cyclic ketoenols and certain active compounds that together have unexpectedly good insecticidal and acaricidal properties. ... | 07/19/2005 |
| 6861391 | Trifluoromethyl-substituted spirocyclic ketoenols Trifluoromethyl-substituted spirocyclic ketoenols of the formula (I) are provided wherein Het represents one of the groups and G, V, W, X, Y, and Z are as defin... | 03/01/2005 |
| 6803372 | Spiro compounds Compounds of the general formula (I): wherein Ar1 represents optionally substituted aryl or heteroaryl; n represents 0 or 1; T, U, V, and W each independently represent nitrogen atom or o... | 10/12/2004 |
| 6790965 | Combinatorial dihydrobenzopyran library Combinatorial libraries are disclosed which are represented by Formula I: (T′—L)q—Ŝ—C(O)—L′—II′ I wherein: Ŝ is a solid support; T′—L— is an identifier residue; and —L′—II′ is a l... | 09/14/2004 |
| 6746818 | (Meth)acrylates having lactone structure, polymers, photoresist compositions and patterning process (Meth)acrylate compounds having a norbornane, bicyclo[2.2.2]octane, 7-oxanorbornane or cyclohexane ring structure and a γ-butyrolactone ring structure connected together by a suitable linker are novel and useful in forming polymers having high transparency, especia... | 06/08/2004 |
| 6746990 | 2-phenyl-substituted heterocyclic 1,3-ketoenols as herbicides and pesticides The present invention relates to new compounds of the formula (I): in which X, Y and Z have the meanings given in the description and Het represents one of the groups: ... | 06/08/2004 |
| 6713435 | Method for producing optically active lactone compounds by using salen cobalt complexes having a cis-β structure A method for producing an optically active lactone compound by Baeyer-Villiger oxidation of a cyclic ketone compound with at least one kind of oxidants selected from the group consisting of hydrogen peroxide and urine-hydrogen peroxide adduct (UHP) using a cobalt(sa... | 03/30/2004 |
| 6696217 | Photosensitive monomer, photosensitive polymer and chemically amplified resist composition comprising lactone group having acid-labile protecting group A photosensitive monomer including a methylene butyrolactone derivative represented by the following formula: ##STR1## wherein R1 is a hydrogen atom or alkyl group, R2 is an acid-labile group, X is a hydrogen atom, or substituted or ... | 02/24/2004 |
| 6639095 | Process for preparing optically active -hydroxy acids and derivatives thereof The present invention provides a process for preparing optically active -hydroxy acids and derivatives thereof by subjecting the alkylated 1,3-dioxolanones of formula (IV) wherein R1 and R2 are the same or different and are ea... | 10/28/2003 |
