US PATENT SUBCLASS 524 / 331
.~.~.~.~.~.~.~ Two or more sulfur atoms


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

Internet Version by PATENTEC © 1999      Terms of Use



524 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
*  DD  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF (Class 523, subclass 1) {17}
1  DF  .~.~ Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof {31}
80  DF  .~.~.~ DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon {4}
81  DF  .~.~.~.~ Organic DNRM {21}
323  DF  .~.~.~.~.~ Aryl-OH or salt or aryl-O-metal bond DNRM {12}
330  DF  .~.~.~.~.~.~ Atom other than C, H, O, or halogen {2}
331.~.~.~.~.~.~.~ Two or more sulfur atoms {1}
332  DF  .~.~.~.~.~.~.~>.~ S-S linkage


DEFINITION

Classification: 524/331

Two or more sulfur atoms:

(under subclass 330) Subject matter wherein the designated nonreactant contains at least two sulfur atoms.