Patterned glass
First Claim
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1. A PATTERNED GLASS SHEET COMPRISING ONE FLAT SURFACE AND A SECOND SURFACE FORMED TO PROVIDE A SERIES OF ADJACENTLY DISPOSED PORTIONS, EACH OF PORTIONS HAVING A PLURALITY OF RIDGES AND GROOVES CONNECTED BY FLAT SLOPING SIDES, WITH AN INCLUDED ANGLE OF THE ORDER OF 90 DEGREES AND WITH THE RIDGES AND GROOVES OF EACH SAID PORTION OF SAID SECOND SURFACE BEING UNIFORMLY ANGULARLY DISPOSED RELATIVE TO SUCH RIDGES AND GROOVES IN EACH ADJACENT PORTION THEREOF TO PROVIDE THE EFFECT OF ALTERNATING RELATIVELY LIGHT AND DARK PATTERNS REGARDLESS OF THE ANGLE OF VIEW OR THE ANGLE OF LIGHT INCIDENT UPON THE GLASS.
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1 Claim
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1. A PATTERNED GLASS SHEET COMPRISING ONE FLAT SURFACE AND A SECOND SURFACE FORMED TO PROVIDE A SERIES OF ADJACENTLY DISPOSED PORTIONS, EACH OF PORTIONS HAVING A PLURALITY OF RIDGES AND GROOVES CONNECTED BY FLAT SLOPING SIDES, WITH AN INCLUDED ANGLE OF THE ORDER OF 90 DEGREES AND WITH THE RIDGES AND GROOVES OF EACH SAID PORTION OF SAID SECOND SURFACE BEING UNIFORMLY ANGULARLY DISPOSED RELATIVE TO SUCH RIDGES AND GROOVES IN EACH ADJACENT PORTION THEREOF TO PROVIDE THE EFFECT OF ALTERNATING RELATIVELY LIGHT AND DARK PATTERNS REGARDLESS OF THE ANGLE OF VIEW OR THE ANGLE OF LIGHT INCIDENT UPON THE GLASS.
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Current AssigneeHordis Brothers, Inc. (CRH PLC)
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Original AssigneeCharles J. Youngblood Jr
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InventorsYoungblood, Charles J. Jr.
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Application NumberUS04/140,832Time in Patent Office1,337 DaysField of SearchUS Class Current359/595CPC Class CodesE04C 2/54 Slab-like translucent eleme...F21V 5/02 of prismatic shape F21V5/04...
