Featured patents

Quaternary Heteroatom Containing Compounds
US 08822679 B2, Sept. 2, 2014, Having -C(=X)-, wherein X is chalcogen, bonded directly to the hetero ring, Scott C. Virgil et al. / California Institute of Technology (Pasadena, US)
A method of making an enantioenriched heteroatom-containing compound, the method…

Redox-Active Structures and Devices Utilizing the Same
US 08722879 B2, May 13, 2014, Porphyrins (including hydrogenated; e.g., chlorophyll, etc.), Milko E. Van Der Boom et al. / Yeda Research & Development Company Ltd. at the Weizmann Institute of Science (Rehovot, IL)
A compound of the general formula II:…

Method for Producing Lactamates by Way of Thin Film Evaporation
US 08710217 B2, April 29, 2014, The hetero ring is unsubstituted or alkyl substituted only, Hans Kasper et al. / Rhein Chemie Rheinau GmbH (Mannheim, DE)
A process for preparing a lactamate, comprising:…

Electrically Conducting Porphyrin and Porphyrin-Fullerene Electropolymers
US 08669359 B2, March 11, 2014, Porphyrins (including hydrogenated; e.g., chlorophyll, etc.), Paul Anthony Liddell et al. / Arizona Board of Regents for and on behalf of Arizona State University (Scottsdale, US)
A porphyrin polymer having the formula:…

Dibenzothiazepine Derivatives and Uses Thereof—424
US 08653257 B2, Feb. 18, 2014, Nitrogen bonded directly to ring carbon of the hetero ring, Michael Wood et al. / Astrazeneca AB (Sodertalje, SE)
A method of making 2-fluoro-11-(piperazin-1-yl)dibenzo[b,f][1,4]thiazepine, said…

Method of Preparing Nitrogen-Doped Graphene and Nitrogen-Doped Graphene Prepared Thereby
US 08575335 B2, Nov. 5, 2013, Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos, Jong Haom Baek et al. / Unist Academy-Industry Research Corporation (Ulsan, KR)
A method of preparing nitrogen doped-graphene comprising 1) reacting an organic…

Method for Separating Amide From Amino Acid Ionic Liquid
US 08552180 B2, Oct. 8, 2013, The reactant is a cyclic oxime, Chi-Yuan Chen et al. / China Petrochemical Development Corporation (Taipei, TW)
A method for separating an amide from an amino acid ionic liquid in Beckman…

Tetraazaporphyrin-Based Compounds and Their Uses
US 08524891 B2, Sept. 3, 2013, Porphyrins (including hydrogenated; e.g., chlorophyll, etc.), Michael W. Allen et al. / Board of Supervisors of Louisiana State University and Agricultural and Mechanical College (Baton Rouge, US)
A compound having the structure:…

Process for the Preparation of Temsirolimus and Its Intermediates
US 08524893 B2, Sept. 3, 2013, Two of the cyclos share at least three ring members or a ring member is shared by three of the cyclos, Saswata Lahiri et al. / Fresenius Kabi Oncology Limited (New Delhi, IN)
A process for the preparation of Temsirolimus of formula (I),…

US 08501934 B2, Aug. 6, 2013, Nitrogen of the hetero ring is shared by an additional cyclo of the tricyclo ring system, Zhizhi Chen et al. / Spirogen SARL (St-Legier-La Chiesaz, CH)
A method of preparing ZC-423:…

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