US PATENT SUBCLASS 508 / 585
.~.~.~.~ Plural benzene rings bonded to each other, to the same acyclic carbon or to the same cyclic carbon chain (e.g., phenol-aldehyde condensates, etc.)

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

Internet Version by PATENTEC © 1999      Terms of Use


508 /   HD   SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARATE COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS

110  DF  LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.) {53}
577  DF  .~ Organic oxygen compound {3}
583  DF  .~.~ Having -OH bonded directly to carbon (wherein H of -OH may be replaced by metal or ammonium) {1}
584  DF  .~.~.~ Benzene ring bonded directly to the -OH group (i.e., beta-naphthol, etc.) {3}
585.~.~.~.~ Plural benzene rings bonded to each other, to the same acyclic carbon or to the same cyclic carbon chain (e.g., phenol-aldehyde condensates, etc.)

DEFINITION

Classification: 508/585

Plural benzene rings bonded to each other, to the same acyclic carbon or to the same acyclic carbon chain (e.g., phenol-aldehyde condensates, etc.):

(under subclass 584) Compositions wherein plural benzene rings are bonded to the same acyclic carbon, to the same acyclic carbon chain, or to each other.

(1) Note. An example of a component provided for herein is

[figure]