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Class Information
Number: 562/601
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carboxylic acids and salts thereof > Acyclic > Unsaturated > Sorbic acid per se or salt thereof
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6794540 |
Process for the preparation of sorbic acid |
Sep. 21, 2004 |
| 6673963 |
Process for preparing sorbic acid by thermal cleavage |
Jan. 6, 2004 |
| 6652820 |
Methods of making cesium salts and other alkali metal salts |
Nov. 25, 2003 |
| 6652921 |
Wood containing fixed sorbic acid or sorbic acid salts |
Nov. 25, 2003 |
| 6590122 |
Processes for producing polyesters and producing sorbic acid |
Jul. 8, 2003 |
| 6545180 |
Process for the preparation of sorbic acid |
Apr. 8, 2003 |
| 6525218 |
Process for producing sorbic acid |
Feb. 25, 2003 |
| 6512142 |
Potassium sorbate granulate and production processes thereof |
Jan. 28, 2003 |
| 6509498 |
Process for the preparation of sorbic acid or salts thereof |
Jan. 21, 2003 |
| 6495718 |
Method for suppressing sorbate- and/or sorbic acid-induced discoloration |
Dec. 17, 2002 |
| 6495717 |
Process for producing sorbic acid or salts thereof |
Dec. 17, 2002 |
| 6489509 |
Methods of storing aqueous potassium sorbate solution |
Dec. 3, 2002 |
| 6462233 |
Process for the preparation of sorbic acid |
Oct. 8, 2002 |
| 6455733 |
Apparatus and method for recovering sorbic acid |
Sep. 24, 2002 |
| 6437182 |
Process for the preparation of sorbic acid |
Aug. 20, 2002 |
| 5354902 |
Stabilized sorbic acid or salt thereof |
Oct. 11, 1994 |
| 5200559 |
Process for producing sorbic acid |
Apr. 6, 1993 |
| 5191115 |
Method for obtaining carboxylic acids by reaction of alkanes and formiates |
Mar. 2, 1993 |
| 4929755 |
Process for making an optically active mixture of an N-acyl-amino acid or ester containing at least two chiral centers |
May. 29, 1990 |
| 4822913 |
Process for preparing carboxylic acids from esters of carboxylic acids |
Apr. 18, 1989 |
| 4740617 |
Sorbic acid process with crystallization |
Apr. 26, 1988 |
| 4736063 |
Sorbic acid process |
Apr. 5, 1988 |
| 4639294 |
Process for production sorbic acid |
Jan. 27, 1987 |
| 4506095 |
Production of linear alkenoic acids and esters |
Mar. 19, 1985 |
| 4502993 |
Process for the preparation of unsaturated aliphatic carboxylic acids |
Mar. 5, 1985 |
| 4460787 |
Metal and acid catalysis in sorbic acid preparation |
Jul. 17, 1984 |
| 4380650 |
Lactone process |
Apr. 19, 1983 |
| 4358605 |
15-Deoxy-16-hydroxy-16-vinyl and cyclopropyl substituted prostanoic acids and congeners |
Nov. 9, 1982 |
| 4309357 |
Process for preparing dienoic acids |
Jan. 5, 1982 |
| 4296243 |
Process for producing sorbic acid or its derivatives |
Oct. 20, 1981 |
| 4244776 |
Fluidized bed treatment of granular potassium sorbate |
Jan. 13, 1981 |
| 4158741 |
Process for preparing sorbic acid |
Jun. 19, 1979 |
| 4132733 |
Process for the manufacture of an addition compound of sorbic acid and potassium sorbate (potassium disorbate) |
Jan. 2, 1979 |
| 4060535 |
Process for the production of metal salts of organic acids |
Nov. 29, 1977 |
| 4055618 |
Process for preparing granular sorbic acid |
Oct. 25, 1977 |
| 4055617 |
Process for preparing granular potassium sorbate |
Oct. 25, 1977 |
| 4022822 |
Process for preparing sorbic acid |
May. 10, 1977 |
| 3992442 |
Process for the continuous production of sorbic acid |
Nov. 16, 1976 |
| 3960939 |
Method for preparing sorbic acid |
Jun. 1, 1976 |
| 3944598 |
Production of amine salts of carboxylic acids |
Mar. 16, 1976 |
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