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Class Information
Number: 514/588
Name: Drug, bio-affecting and body treating compositions > Designated organic active ingredient containing (doai) > Nitrogen containing other than solely as a nitrogen in an inorganic ion of an addition salt, a nitro or a nitroso doai > Ureas (i.e., n-c(=o)-n)
Description: Subject matter which contains the grouping NN.

Sub-classes under this class:

Class Number Class Name Patents
514/594 Additional c=o bonded directly to urea nitrogen 158
514/595 Benzene ring containing 199
514/591 Biurets (i.e., n-c(=o)-n-c(=o)-n) 16
514/590 Carbazides or semicarbazides (i.e., n-n-c(=o)-n containing) 59
514/589 Nitro or nitroso bonded directly to amino nitrogen (e.g., nitramine, nitrosamine, nitro-urea, etc.) 41
514/592 Sulfur attached directly to urea nitrogen by nonionic bonding 73

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8691874 Treatment of ophthalmic disorders using urea Apr. 8, 2014
8669289 Methods and compositions relating to hematologic malignancies Mar. 11, 2014
8664247 Acyclic organonitro compounds for use in treating cancer Mar. 4, 2014
8664273 Treatment of hepatitis C virus with telaprevir (VX-950) in patients non-responsive to treatment with pegylated interferon-alpha 2A/2B and ribavirin Mar. 4, 2014
8603500 Cancer cell targeting using nanoparticles Dec. 10, 2013
8603501 Cancer cell targeting using nanoparticles Dec. 10, 2013
8603499 Cancer cell targeting using nanoparticles Dec. 10, 2013
8591872 Composition and process for reducing the curl and frizziness of hair Nov. 26, 2013
8513302 Reducing nephropathy with inhibitors of soluble epoxide hydrolase and epoxyeicosanoids Aug. 20, 2013
8470887 Urea foam Jun. 25, 2013
8465725 Process for production of heterodimers of glutamic acid Jun. 18, 2013
8450378 Antiviral method May. 28, 2013
8435498 Penetrating pharmaceutical foam May. 7, 2013
8431615 Dose forms Apr. 30, 2013
8409600 Methods for prevention and/or treatment of capsular contracture Apr. 2, 2013
8410150 Inhibitors of carnitine palmitoyltransferase and treating cancer Apr. 2, 2013
8399425 Alleviating neuropathic pain with EETs and sEH inhibitors Mar. 19, 2013
8329156 Ionomeric silicone thermoplastic elastomers Dec. 11, 2012
8329738 Use of AMPK-activating imidazole derivatives, preparation process therefor and pharmaceutical compositions comprising them Dec. 11, 2012
8329745 Small molecule inhibitors of ghrelin O-acyltransferase Dec. 11, 2012
8273363 Cancer cell targeting using nanoparticles Sep. 25, 2012
8273382 Suppressing microbial growth in pulp and paper Sep. 25, 2012
8247454 Liquid antibacterial compositions incorporating trichlorocarbanilide with reduced water activity Aug. 21, 2012
8246968 Cancer cell targeting using nanoparticles Aug. 21, 2012
8236330 Cancer cell targeting using nanoparticles Aug. 7, 2012
8217079 Method for treating Philadelphia-negative myeloproliferative syndromes Jul. 10, 2012
8193246 Lipids and lipid assemblies comprising transfection enhancer elements Jun. 5, 2012
8183292 Chiral cyclic .beta.-amino acids and their derivatives, pharmaceutical compositions containing them and the use of such compounds May. 22, 2012
8101664 Urea foam Jan. 24, 2012
8013015 Small molecule inhibitors of ghrelin O-acyltransferase Sep. 6, 2011
7999008 Urea compounds that promote desquamation Aug. 16, 2011
7977385 Agents for corneal or intrastromal administration to treat or prevent disorders of the eye Jul. 12, 2011
7910090 Non-irritating compositions Mar. 22, 2011
7875632 Selective serotonin receptor inverse agonists as therapeutics for disease Jan. 25, 2011
7846469 Reversible inhibition of sperm receptor synthesis for contraception Dec. 7, 2010
7790749 Use of pleuromutilins for the treatment of disorders caused by Helicobacter pylori Sep. 7, 2010
7776363 Suppressing microbial growth in pulp and paper Aug. 17, 2010
RE41279 Acidic aqueous chlorite teat dip with improved visual indicator stability, extended shelf life, sanitizing capacity and tissue protection Apr. 27, 2010
7705016 Regulation of food intake by modulation of long-chain fatty acyl-CoA levels in the hypothalamus Apr. 27, 2010
7700076 Penetrating pharmaceutical foam Apr. 20, 2010
7687544 Method of using catalpic acid to treat type 2 diabetes and associated disorders Mar. 30, 2010
7662222 Method and use of nanoparticles to bind biocides in paints Feb. 16, 2010
RE41109 Acidic composition of matter for use to detroy microorganisms Feb. 9, 2010
7655695 Illudin analogs useful as anticancer agents Feb. 2, 2010
7645798 N-(2-hydroxyalkanoyl)-N,N'-dialkylureas and a process for their preparation Jan. 12, 2010
7572798 Combi-molecules having signal transduction inhibitory properties and DNA damaging properties Aug. 11, 2009
RE40861 Compounds having reversible inhibiting activity of carnitine palmitoyl-transferase Jul. 21, 2009
7456220 Immunodulatory compositions and methods of use thereof Nov. 25, 2008
7405194 Therapeutic agents and methods of use thereof for the treatment of melanoma Jul. 29, 2008
7371372 Compositions comprising IMPDH inhibitors and uses thereof for treating HCV infection May. 13, 2008

1 2 3 4 5 6

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