US PATENT SUBCLASS 516 / DIG 5
.~.~ Organic amine, amide, or N-base containing (252/355)


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

Internet Version by PATENTEC © 1999      Terms of Use



516 /   HD   COLLOID SYSTEMS AND WETTING AGENTS; SUBCOMBINATIONS THEREOF; PROCESSES OF

DIG 1  DD  WETTING, EMULSIFYING, DISPERSING, OR STABILIZING AGENTS (252/351) {4}
DIG 3  DD  .~ Organic sulfoxy compound containing (252/353) {2}
DIG 5.~.~ Organic amine, amide, or N-base containing (252/355)