US PATENT SUBCLASS 404 / 83
APPARATUS

Current as of: June, 1999
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404 /   HD   ROAD STRUCTURE, PROCESS, OR APPARATUS

83APPARATUS {17}
84.05  DF  .~> Automatic control {1}
85  DF  .~> With means for alternative ground support by tool or transport means {1}
87  DF  .~> Means to install or form joint {2}
90  DF  .~> With in situ means for both comminuting and treating, e.g., grading, oiling, stabilizing {1}
92  DF  .~> With means for in situ material preparation, e.g., mixing
93  DF  .~> With surface marking (or grooving) {1}
95  DF  .~> With means for heating a road base, surface, or material
96  DF  .~> With means for profile shaping, e.g., crown {2}
99  DF  .~> Block laying
100  DF  .~> Reinforcement material placing, laying or positioning
101  DF  .~> Material distribution means {6}
112  DF  .~> Tool rotating in horizontal plane
113  DF  .~> Means to agitate material {3}
118  DF  .~> Screed or drag {2}
121  DF  .~> Sheep foot roller
122  DF  .~> Rotating drum, roller or tire {10}
133.05  DF  .~> Tamper {2}

DEFINITION

Classification: 404/83

(under the class definition) Subject matter relating to devices, machines or tools for constructing, repairing or maintaining roads.

(1) Note. Apparatus for Class 404 is generally special purpose equipment. That is, general purpose devices equally useful for buildings or other static structures are usually not classified in Class 404. See the search notes under the class definition of Class 404 for the locus of such devices.