Resources Contact Us Home
Browse by Category: Main > Chemistry
Class Information
Number: 568/579
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Oxygen containing (e.g., perchlorylbenzene, etc.) > Ethers
Description: Compounds which contain an oxygen bonded to two carbons of discrete organic radicals and having the type formula R-O-R.

Sub-classes under this class:

Class Number Class Name Patents
568/671 Acyclic 161
568/669 Alicyclic ring and halogen containing 113
568/670 Alicyclic ring and polyoxy containing 134
568/666 Alicyclic terpenic wherein the number of carbons is a multiple of five 15
568/626 Benzene ring containing 152
568/583 Nitrogen containing 100
568/664 Plural alicyclic rings containing 97
568/606 Plural oxyalkylene groups bonded directly to each other 162
568/591 Plural oxygens bonded directly to the same carbon (e.g., acetals, ketals, orthoesters, orthocarbonates, etc.) 164
568/667 Unsaturated alicyclic ring containing 93
568/580 With preservative or stabilizer 34

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8704003 Method for preparing a mixture of biofuels Apr. 22, 2014
8603359 Four-ring compound having a plurality of CF.sub.2O bonding groups, liquid crystal composition and liquid crystal display device Dec. 10, 2013
8575281 Sulfonic acid group-containing carbonaceous material Nov. 5, 2013
8557262 Divinyl ether derivatives capable of releasing active aldehydes and ketones and methods of use for perfuming surfaces Oct. 15, 2013
8536385 Process for preparing dimethyl ether and process for preparing a mixture of dimethyl ether and methanol Sep. 17, 2013
8466327 Aldehyde-functionalized polyethers and method of making same Jun. 18, 2013
8420290 Acetal compounds and their preparation, polymers, resist compositions and patterning process Apr. 16, 2013
8398728 Process for making a composition comprising at least two different dialkyl ethers Mar. 19, 2013
8399398 Organoleptic compounds and their use in perfume compositions Mar. 19, 2013
8273921 Polyglycerol monoether and process for producing the same Sep. 25, 2012
8263811 Iodinated organic substances of low molecular mass and process for preparing them Sep. 11, 2012
8236869 Polyether polyol, rigid polyurethane foam and processes for production thereof Aug. 7, 2012
8212083 Heterobifunctional poly(ethylene glycol) containing acid-labile amino protecting groups and uses thereof Jul. 3, 2012
8084632 Methods for enhancing the efficiency of rhenium-promoted epoxidation catalysts and epoxidation methods utilizing these Dec. 27, 2011
8084659 Hexene upgrading Dec. 27, 2011
8076520 Phosphatidyl oligoglycerols Dec. 13, 2011
8071530 Organoleptic compounds and their use in perfume compositions Dec. 6, 2011
8048840 Ether compound Nov. 1, 2011
8017813 Process for production of cycloalkyl alkyl ethers Sep. 13, 2011
8003117 Polyalkylene glycol derivative and modified bio-related substance Aug. 23, 2011
7893302 Lipid nanoparticle based compositions and methods for the delivery of biologically active molecules Feb. 22, 2011
7794619 Refrigeration lubricant composition and refrigerant working fluid composition Sep. 14, 2010
7759528 Acetonitrile removal from the olefinic feed of ether production processes using ionic liquids Jul. 20, 2010
7741375 Polyketal polymers, and methods of making and using same Jun. 22, 2010
7737095 Hydrodynamic bearing device, and spindle motor and information device using the same Jun. 15, 2010
7737107 Trimethylcyclododecatriene derivatives, use thereof and perfumed products containing the same Jun. 15, 2010
7678944 Process for production of polyethers and polymers Mar. 16, 2010
7678748 Organoleptic compounds and their use in perfume compositions Mar. 16, 2010
7670464 Method for the distillative separation of a mixture containing vinyl ether and alchol Mar. 2, 2010
7586013 Method for preparing hydroxystyrenes and acetylated derivatives thereof Sep. 8, 2009
7553995 Method of producing tertiary amyl ethyl ether Jun. 30, 2009
7485606 Organoleptic compounds and their use in perfume compositions Feb. 3, 2009
7470499 Alicyclic unsaturated compound, polymer, chemically amplified resist composition and method for forming pattern using said composition Dec. 30, 2008
7408019 Fluorinated ether compound Aug. 5, 2008
7399887 Fluorinated sulfonate surfactants Jul. 15, 2008
7341985 2-Hydroxy-3-alkoxypropyl sulfides, sulfones, and sulfoxides: new surface active agents Mar. 11, 2008
7339066 Intermediates for the synthesis of polypropionate antibiotics Mar. 4, 2008
7297807 Intermediates for the synthesis of polypropionate antibiotics Nov. 20, 2007
7297324 Microchannel reactors with temperature control Nov. 20, 2007
7223803 Polyethylene (glycol) derivatives with proximal reactive groups May. 29, 2007
7220784 Substituted stilbenes and their reactions May. 22, 2007
7202205 Processes for making surfactants via adsorptive separation and products thereof Apr. 10, 2007
7172994 Organoleptic compounds and their use in perfume compositions Feb. 6, 2007
7172989 Catalytic hydrogenation over rhenium-containing catalysts supported on activated carbon Feb. 6, 2007
7132391 Ethers of 2,2,4-trimethylpentane-1,3-diol as fragrance materials Nov. 7, 2006
7129366 Group of a novel anti-cancer compounds with specific structure Oct. 31, 2006
7109364 Group of anti-cancer compounds with specific structure and their production method Sep. 19, 2006
7109164 Aniline-derived ligands for the thyroid receptor Sep. 19, 2006
7049472 Bis(3-alkoxyalkan-2-OL) sulfides, sulfones, and sulfoxides: new surface active agents May. 23, 2006
7033728 Photoresist composition Apr. 25, 2006

1 2 3 4

  Recently Added Patents
Modified polyolefin resin for glass fiber treatment, surface-treated glass fiber, and fiber-reinforced polyolefin resin
Processing biomass
Image processing apparatus, image display apparatus, and image processing method
Organic light emitting diode display device and method of fabricating the same
Writing implement
System and method for converting biomass to ethanol via syngas
Dry-cooling unit with gravity-assisted coolant flow
  Randomly Featured Patents
Method of treating a material using a sol-gel derived composition
Wave energy device
Method and apparatus for detection of an electromagnetic signal reflected from and object
Voltage generator with reduced noise
Heating element with regions of high/low density
Audio mixer architecture using virtual gain control and switching
Grapical user interface for a display screen of a communications terminal
Low shrink telecommunications cable and methods for manufacturing the same
Method and apparatus for a fibre channel N-port ID virtualization protocol
Manifold system having flow control