US PATENT SUBCLASS 558 / 59
.~ Sulfite esters (i.e., compounds having the sulfite group, -O-S(=O)O-, bonded directly to at least one carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon)

Current as of: June, 1999
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558 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {21}
59.~ Sulfite esters (i.e., compounds having the sulfite group, -O-S(=O)O-, bonded directly to at least one carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) {1}
60  DF  .~.~> Chalcogen attached indirectly to the sulfite group by acyclic nonionic bonding

DEFINITION

Classification: 558/59

(under subclass 1) Compounds under Class 532, ... which contain the sulfite group, -O-S(=O)O-, wherein at least one of the single bonded oxygens is bonded directly to carbon, which carbon may be single bonded to any atom, but may be multiple bonded only to carbon.

(1) Note. An example of a compound provided for herein is: [figure]