Prismatic refractor with circumferential prisms

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Description

The present application is related to co-pending U.S. patent application Ser. No. 10/349,299 (“Industrial Luminaire with Prismatic Refractor”), filed on Jan. 22, 2003, and co-pending U.S. Design patent application Ser. No. 29/174,635 (“Prismatic Refractor with Circumferential Prisms and Lens”), filed on Jan. 22, 2003, which are both incorporated by reference here in their entirety.

FIG. 1 is a side view of an embodiment of the present invention;

FIG. 2 is an isometric view of the embodiment shown in FIG. 1;

FIG. 3 is a top view of the embodiment shown in FIG. 1; and,

FIG. 4 is a bottom view of the embodiment shown in FIG. 1.

Claims

The ornamental design for a prismatic refractor with circumferential prisms, as shown and described.

Referenced Cited
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Other references
  • Lexalite International Corporation, Products and Assembly Services, web page print out, as of Dec. 23, 2002, 1 page.
  • Lexalite International Corporation, Prismatic Reflexors® Products and Assembly Services, LexaLite Model 822 Drawings, web page print out, as of Dec. 23, 2002, 1 page.
  • Lexalite International Corporation, LexaLite Lex-Efx® Light Control Film®, web page print out, as of Dec. 23, 2002, 2 pages.
  • Wolfram Research, Eric Weisstein's World of Mathematics, Surface of Revolution, web page print out, as of Dec. 2, 2002, 14 pages.
  • Cooper Lighting Lumark® SS16″, 22″ & 25″ Prismatic High-Bay Industrial Luminaire, pamphlet, not dated, 2 pages.
  • Cooper Lighting Lumark® HB16″, 22″ & 25″ Prismatic Benchmark, pamphlet, not dated, 2 pages.
  • Cooper Lighting Lumark® HB16″, 22″ & 25″ Prismatic Benchmark pamphlet, (page 1 of 2, p. 506); and Lumark® SS16″, 22″ & 25″ Prismatic High-Bay Industrial Luminaire, (p. 2 of 2, p. 493) (attached pages), not dated.
Patent History
Patent number: D494308
Type: Grant
Filed: Jan 22, 2003
Date of Patent: Aug 10, 2004
Assignee: Cooper Technologies Company (Houston, TX)
Inventor: Kenneth Sales (Lawrenceville, GA)
Primary Examiner: Jennifer Rivard
Attorney, Agent or Law Firm: Thomas, Kayden, Horstemeyer & Risley, LLP
Application Number: 29/174,649
Classifications
Current U.S. Class: Circular Or Oval (20) (D26/123); With Radiating Ribs Or Grooves (D26/134)
International Classification: 2699;