MISCELLANEOUS (E.G., CARRIER OR SUPPORT, PER SE, OR PROCESSOF MAKING, ETC.):
(under the class definition) Product serving as a substrate for the catalyst or sorbent and the process of preparing the same.
(1) Note. A patent claiming (disclosing) a carrier or support acting as either a catalyst, or sorbent is placed in the first appearing subclass providing for the function and crossed in the other subclasses providing for the other functions.
SEE OR SEARCH CLASS
252, Composition,
1, for a patent having only generic claims(s) and plural disclosures, e.g., support for catalyst or sorbent, filler, pigment, etc.
422, Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing,
310+, for an element for that class having a catalyst coated, laminated, etc. thereto. CROSS-REFERENCE ART COLLECTIONS