This class provides for (1) highway, pathway or walkway structure,per se, including the form or arrangement of such structure forvehicular or foot traffic; (2) processes for making, installing,repairing or maintaining such structure; and (3) apparatus for installing,making, repairing or maintaining such structure where such structure,apparatus or process is not otherwise classifiable as either (a)specifically provided for in other loci or (b) of such general utilityas to be provided for elsewhere on the basis of such general utility.(See Subclass References to the Current Class, below, for knowncollections of such nature and the particular lines of demarcation.)
(1)Note. Claims not controlling in Patents prior to 1930. Patentsprior to 1930 have not necessarily been classified by claims so thatthe placement of these old patents does not necessarily indicatelines of classification. Many of such old patents have been classifiedin accordance with their total disclosure. Most of the patents,however, regardless of their age have been assigned in accordancewith their claimed subject matter.
(2)Note. This class (404) does not provide for materials orcompositions, per se, used in the construction, maintenance or repairof roads. The identification of a specific road component, otherwisesolely set forth in terms of its constituent materials, without significantstructural description of said component is still not enough toeffect classification in this class. See the search note, below,under Subclass References to the Current Class, for the specificloci for such materials and compositions.