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Class Information
Number: 558/260
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carbonate esters (i.e, compounds having the -o-c(=o)o- group bonded directly to at least one carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)
Description: Compounds under Class 532, ... which contain the -O-C(=O)O- group bonded directly to at least one carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon.


Sub-classes under this class:

Class Number Class Name Patents
558/275 Benzene ring attached indirectly to the -o-c(=o)o- group by nonionic bonding 153
558/270 Benzene ring bonded directly to the -o-c(=o)o- group 196
558/262 Nitrogen attached directly to the -o-c(=o)o- group by nonionic bonding (e.g., oxime carbonates, urea carbonates, etc.) 40
558/276 Nitrogen or chalcogen attached indirectly to the -o-c(=o)o- group by acyclic nonionic bonding 131
558/263 Oxygen bonded directly to the -o-c(=o)o- group by nonionic bonding (e.g., monoperoxycarbonates, etc.) 34
558/265 Plural -o-c(=o)o- groups attached indirectly to each other by nonionic bonding 94
558/277 Two identical or diverse alkyl groups bonded directly to the -o-c(=o)o- group (e.g., dimethyl carbonate, methyl ethyl carbonate, etc.) 239
558/261 With preservative or stabilizer 14


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7598410 Method for the production of organic carbonates Oct. 6, 2009
7589227 Method for the production of organic carbonates Sep. 15, 2009
7585995 Continuous wasteless ecologically safe technology of propylenecarbonate production in presence of phthalocyanine catalysts Sep. 8, 2009
7544713 Compounds and methods for delivery of prostacyclin analogs Jun. 9, 2009
7518012 Process for the preparation of dialkyl carbonate Apr. 14, 2009
7446218 Process for producing carbonic ester Nov. 4, 2008
7435842 Process for producing carbonic ester Oct. 14, 2008
7417070 Compounds and methods for delivery of prostacyclin analogs Aug. 26, 2008
7393961 Polyhalogenated ethers Jul. 1, 2008
7384978 Compounds and methods for delivery of prostacyclin analogs Jun. 10, 2008
7351848 Method and apparatus for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates Apr. 1, 2008
7345187 Method and apparatus for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates Mar. 18, 2008
7297754 Method for the preparation of aromatic chloroformates Nov. 20, 2007
7253297 Astaxanthin esters Aug. 7, 2007
7112633 Preparation of a compound containing cyclic and linear carbonate groups Sep. 26, 2006
7078539 Carbonate decolorization Jul. 18, 2006
7049457 Use of an ionic halide free copper catalyst for the production of dialkyl carbonates May. 23, 2006
7005495 Polycarbonate diol having high proportion of primary terminal OH Feb. 28, 2006
6998420 Oxazolidinone compounds Feb. 14, 2006
6989459 In situ process for preparing quaternary ammonium bicarbonates and quaternary ammonium carbonates Jan. 24, 2006
6946055 Method for recovering an organic solvent from a waste stream containing supercritical CO2 Sep. 20, 2005
6881856 Thermoplastic polyurethane Apr. 19, 2005
6846888 Stabilized organic peroxydicarbonate compositions Jan. 25, 2005
6844287 Supported catalysts for the fixation of carbon dioxide into aliphatic polycarbonates and a process for preparing the same Jan. 18, 2005
6797837 Process for the preparation of stabilized polycarbonate Sep. 28, 2004
6740768 Method for producing symmetrical and asymmetrical carbonates May. 25, 2004
6699998 Non-aqueous electrolyte and lithium secondary battery using the same Mar. 2, 2004
6667340 Inhibitors of phosphatidyl myo-inositol cycle Dec. 23, 2003
6580001 Method of making trimethylene carbonate Jun. 17, 2003
6576783 Oligonucleotide protecting groups Jun. 10, 2003
6531623 Continuous process for producing carbonic acid diaryl ester Mar. 11, 2003
6515145 Process for the production of carbonates that melt at a high temperature Feb. 4, 2003
6515167 Low temperature process for preparing methyl esters Feb. 4, 2003
6469193 Efficient synthesis of alkyl carbonates Oct. 22, 2002
6469191 Method for producing diaryl carbonates Oct. 22, 2002
6469071 Radiation curable acrylate-terminated polymers having polycarbonate repeating units Oct. 22, 2002
6465647 Oxygen, sulfur and nitrogen substituted cyclohexene and cyclohexane derivatives having retinoid-like biological activity Oct. 15, 2002
6423290 Method for recovering an organic solvent from an acidic waste stream such as in integrated chip manufacturing Jul. 23, 2002
6420596 Process for the selective esterification of tertiary alcohol by an acid anhydride using a reusable solid catalyst Jul. 16, 2002
6407279 Integrated process for preparing dialkyl carbonates and diols Jun. 18, 2002
6384025 Retinyl carbonate derivatives, preparation process and uses May. 7, 2002
6310232 Method for recycle of bromide-containing catalyst constituents Oct. 30, 2001
6306818 Fragrance precursors Oct. 23, 2001
6187965 Process for recovering high boiling solvents from a photolithographic waste stream comprising at least 10 percent by weight of monomeric units Feb. 13, 2001
6166239 Oligonucleotide protecting groups Dec. 26, 2000
6008399 Process for preparing organic carbonates Dec. 28, 1999
5994597 Process for recovering high boiling solvents from a photolithographic waste stream comprising less than 10 percent by weight monomeric units Nov. 30, 1999
5985919 (Het)aryloxy-, -thio- , aminocrotonates, methods of preparing them and their use as insecticides and fungicides Nov. 16, 1999
5925744 Functional terpyridine-metal complexes, a process for the preparation thereof and oligonucleotide conjugates with terpyridine-metal complexes Jul. 20, 1999
5831113 Process for producing a carbonic acid diester Nov. 3, 1998

1 2 3 4


 
 
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