Description: 502 catalyst, solid sorbent, or support therefor: product or process of making / 502 catalyst, solid sorbent, or support therefor: product or process of making/(100) catalyst or precursor therefor (102) plural component system comprising a - group i to iv metal hydride or organometallic compound - and b - group iv to viii metal, lanthanide or actinde compound - (i.e., alkali metal, ag, au, cu, alkaline earth metal, be, mg, zn, cd, hg, sc, y, al, ga, in, tl, ti, zn, hf, ge, sn or pb hydride or organometallic compound and ti, zr, hf, ge, sn, pb, v, nb, ta, as, sb, bi, cr, mo, w, po, mn, tc, re, iron group, platinum group, atomic number 57 to 71 inclusive or atomic number 89 or higher compound) (103) component a metal is group ia, iia or iiia and component b metal is group ivb to viib or viii (i.e., alkali metal, alkaline earth metal, be, mg, al, ga, in or tl and ti, zr, hf, v, nb, ta, cr, mo, w, mn, tc, re, iron group or platinum group) (e.g., ziegler catalyst, etc.) (118) and a third component c (i.e., an additive other than a saturated hydrocarbon or an aromatic hydrocarbon free of aliphatic or cycloaliphatic unsaturation) (120) elemental oxygen or nonmetallic inorganic oxygen-containing material, other than water
Hierarchy/Derived subclasses
uspto searches
Patent Apps in 502/120
Granted Patents in 502/120
Use the links above or do an advanced search in
ppubs for:
(502/120.ccls.)
This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find
patents or patent applications in those subclasses.