US PATENT SUBCLASS 427 / 421
SPRAYING


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

Internet Version by PATENTEC © 1999      Terms of Use



427 /   HD   COATING PROCESSES

421SPRAYING {4}
422  DF  .~> Heated coating material
424  DF  .~> Moving the base {1}
426  DF  .~> Ingredients supplied separately
427  DF  .~> Inorganic coating material


DEFINITION

Classification: 427/421

(under the class definition) Processes wherein the coating material is projected by mechanical force toward the base.

SEE OR SEARCH THIS CLASS, SUBCLASS:

110, for spraying a transparent base with coating material to form an electrical product.

168, for producing or coating an optical element by spraying.

180+, for applying solid particles to a base which may be by spraying.

233, and 236, for coating the interior of hollow articles by spraying.

240, for processes of applying a coating material by centrifugal force. 458+, for coating processes wherein an electrostatic charge is employed.

SEE OR SEARCH CLASS

516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,

1+, for continuous gas or vapor phase colloid system (e.g., smoke, fog, aerosol, cloud, mist) or agents for such systems or making or stabilizing such systems or agents, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.