US PATENT SUBCLASS 568 / 873
.~.~.~.~ Acetylenically unsaturated


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

Internet Version by PATENTEC © 1999      Terms of Use



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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {4}
300  DF  .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11}
700  DF  .~.~ Hydroxy containing (H of -OH may be replaced by a Group IA or IIA light metal) {10}
840  DF  .~.~.~ Acyclic {16}
873.~.~.~.~ Acetylenically unsaturated {1}
874  DF  .~.~.~.~.~> Preparing from carbonyl containing compound


DEFINITION

Classification: 568/873

Acetylenically unsaturated:

(under subclass 840) Compounds which include acetylenic unsaturation.