US PATENT SUBCLASS 558 / 482
.~.~ Benzene ring containing

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


558 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {21}
480  DF  .~ Nitrate esters or chalcogen analogues thereof (i.e., compounds having (X=)N(=X)-X- bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon; the X's may be the same or diverse chalcogens) {3}
482.~.~ Benzene ring containing

DEFINITION

Classification: 558/482

(under subclass 480) Compounds which contain a benzene ring.

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