US PATENT SUBCLASS 428 / 38
MASS TRANSMISSIVE OF LIGHT THROUGH ALL LAYERS AND HAVING OPAQUE BORDER (E.G., STAINED GLASS, WIRED GLASS, ETC.)


Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

38MASS TRANSMISSIVE OF LIGHT THROUGH ALL LAYERS AND HAVING OPAQUE BORDER (E.G., STAINED GLASS, WIRED GLASS, ETC.)


DEFINITION

Classification: 428/38

(under the class definition) Article* comprising at least two parts, the former permitting passage of light therethrough and the latter, preventing passage of light, forming a closed continuous frame or border on at least a portion of the former part.

(1) Note. This subclass is the locus for an artificial or natural stained glass window and for a safety glass auto windshield having a frame therearound.

(2) Note. "Continuous" in the above definition is intended to include a frame or border made of separate and individual parts but abutting with each other to eliminate any space between the parts.

(3) Note. Included in this definition is a light transmissive single or plural layer* sheet* having an opaque area forming a frame or border around a small portion of the sheet*.

SEE OR SEARCH THIS CLASS, SUBCLASS:

34, for an article in which overlying light transmissive masses are spaced from one another and sealed at their edges, which seal may be opaque to light. 67, for similar structure in which the former portion does not permit light to pass therethrough.

426+, for sheets* of glass laminated to each other by an intermediate layer* of light transmissive material but having no frame or other opaque portion.

SEE OR SEARCH CLASS

73, Measuring and Testing,

323+, for a similar device, the sole disclosure of which is for use as a sight or inspection window or gauge glass.

351, Optics: Eye Examining, Vision Testing and Correcting,

41+, for similar subject matter in the form of a spectacle lens within an opaque frame.

442, Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, etc.), for a product in which the opaque frame or border comprises a netted or open-mesh component and there is no light transmissive or translucent mass.