C07C309/64 - CPC Classification Index

ClassID:

93388 ⎘

C07C309/64 - CPC Classification

Classification description:

Sulfonic acids; Halides, esters, or anhydrides thereof; Esters of sulfonic acids having sulfur atoms of esterified sulfo groups bound to acyclic carbon atoms

Sub-classes:

C07C309/65 » of a saturated carbon skeleton 171
C07C309/67 » of an unsaturated carbon skeleton 34
C07C309/68 » of a carbon skeleton substituted by singly-bound oxygen atoms 45
C07C309/69 » of a carbon skeleton substituted by nitrogen atoms, not being part of nitro or nitroso groups 40
C07C309/70 » of a carbon skeleton substituted by carboxyl groups 9

Recent Application in this class:

20170233336

2017-08-17

Sulfonate compound, photoacid generator, and resin composition for photolithography

20120296107

2012-11-22

Photoacid Generators for the Synthesis of Oligo-DNA in a Polymer Matrix

20110245110

2011-10-06

Photoacid generators for the synthesis of oligo-DNA in a polymer matrix

20100331218

2010-12-30

Photoacid generators for the synthesis of oligo-DNA in a polymer matrix

20090062149

2009-03-05

Photoacid generators for the synthesis of oligo-DNA in a polymer matrix

20070265366

2007-11-15

Photoacid generators for the synthesis of oligo-DNA in a polymer matrix