Featured patents

Process for Producing Hydrogenated Aromatic Polycarboxylic Acid
US 08846973 B2, Sept. 30, 2014, Alicyclic polycarboxylic acids, Tomohiro Sugawara / Mitsubishi Gas Chemical Company, Inc. (Tokyo, JP)
A method of producing a hydrogenated product of aromatic polycarboxylic acid,…

Preparation of Methionine or Selenomethionine From Homoserine via a 4-Substituted 2-Aminobutanoic Acid Intermediate
US 08742170 B2, June 3, 2014, Methionine per se or salt thereof, Stephen J. Lorbert et al. / Novus International, Inc. (St. Charles, US)
A process for preparing a compound comprising Formula (III) or a pharmaceutically…

Process to Prepare Treprostinil
US 08748657 B2, June 10, 2014, Polycyclo ring system, Raju Penmasta et al. / United Therapeutics Corporation (Silver Spring, US)
A process for producing a pharmaceutical composition comprising treprostinil,…

Processes for Preparing Acetic Anhydride
US 08653303 B2, Feb. 18, 2014, Ketone or ketene reactant, Melchoir Meilchen et al. / Celanese International Corporation (Dallas, US)
A process for producing acetic anhydride, the process comprising the steps of:…

Bis(formylphenyl) Compound and Novel Polynuclear Polyphenol Compound Derived From the Same
US 08563770 B2, Oct. 22, 2013, Plural rings bonded directly to the same carbon, Tatsuya Iwai et al. / Honshu Chemical Industry Co., Ltd. (Tokyo, JP)
A polynuclear polyphenol compound expressed by general formula (2) below:…

Acetic Acid Production Process
US 08519182 B2, Aug. 27, 2013, Of alcohol or alcoholate, Noel C. Hallinan et al. / Lyondell Chemical Technology, L.P. (Houston, US)
A method for controlling an acetic acid production process, comprising:…

Fluorine-Containing Compound, Fluorine-Containing Polymer, Negative-Type Resist Composition, and Patterning Process Using Same
US 08513457 B2, Aug. 20, 2013, Alicyclic acids having an element other than oxygen, carbon, or hydrogen, Satoru Narizuka et al. / Central Glass Company, Limited (Ube-shi, JP)
A fluorine-containing unsaturated carboxylic acid selected from the group…

Mannich Condensation Products Useful as Sequestering Agents
US 08455681 B2, June 4, 2013, Oxy, James J. Harrison et al. / Chevron Oronite Company LLC (San Ramon, US)
A Mannich condensation product prepared by the Mannich condensation of:…

Acetic Anhydride Production by Way of Carbonylation With Enhanced Reaction and Flashing
US 08455685 B2, June 4, 2013, Ether or carboxylic acid ester reactant, Mark O. Scates / Celanese International Corporation (Irving, US)
A method of making acetic anhydride or a mixture of acetic anhydride and acetic…

Process for Producing Carboxylic Acid Anhydrides
US 08450524 B2, May 28, 2013, Ether or carboxylic acid ester reactant, Chia Hui Shen et al. / China Petrochemical Development Corporation (Taipei, TW)
A process for producing carboxylic acid anhydrides by the carbonylation reaction…

Patentorg has 285 documents under Organic Compounds: Persulphonic, Boron, Phosphorus Acids or Salts Therof, Other Patents.

Narrow down the browsing criteria below to see more patents.

Select a subcategory
Quick navigation
New documents
  • Process for the Production of the Actinobacillus Pleuropneumoniae Toxins APXI or APXIII in a Liquid Culture Medium Under Supply of Air Enriched in Carbon Dioxide
  • Method for Manufacturing Nonvolatile Memory Device
  • Supply Chain Demand Satisfaction
  • Supply-Line Management Device
  • Storage Control Device and Method for Managing Snapshot