| Publication number | USD494308 S1 | | Publication type | Grant | | Application number | 29/174,649 | | Publication date | 10 Aug 2004 | | Filing date | 22 Jan 2003 | | Priority date | 22 Jan 2003 | |
| Inventors | | | Original Assignee | | |
| U.S. Classification | | |
| References | | | |
| External Links | | |
Prismatic refractor with circumferential prisms
US D494308 S1 -
The ornamental design for a prismatic refractor with circumferential prisms, as shown and described.
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.
| Reference |
|---|
| 1 | 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. | | 2 | Cooper Lighting Lumark® HB16″, 22″ & 25″ Prismatic Benchmark, pamphlet, not dated, 2 pages. | | 3 | Cooper Lighting Lumark® SS16″, 22″ & 25″ Prismatic High-Bay Industrial Luminaire, pamphlet, not dated, 2 pages. | | 4 | Lexalite International Corporation, LexaLite Lex-Efx® Light Control Film®, web page print out, as of Dec. 23, 2002, 2 pages. | | 5 | Lexalite International Corporation, Prismatic Reflexors® Products and Assembly Services, LexaLite Model 822 Drawings, web page print out, as of Dec. 23, 2002, 1 page. | | 6 | Lexalite International Corporation, Products and Assembly Services, web page print out, as of Dec. 23, 2002, 1 page. | | 7 | Wolfram Research, Eric Weisstein's World of Mathematics, Surface of Revolution, web page print out, as of Dec. 2, 2002, 14 pages. |
| Citing Patent | Filing date | Publication date | Applicant | Title |
|---|
| US7841748 | 31 May 2007 | 30 Nov 2010 | Rlr Industries, Inc. | Diffractor-diffuser system for a fluorescent lumen package |
|
