Fresnel lens
Description
Claims
The ornamental design for a fresnel lens, as shown and described.
Referenced Cited
Patent History
Patent number: D585154
Type: Grant
Filed: Feb 26, 2008
Date of Patent: Jan 20, 2009
Inventor: Nils Ryder (Hampshire)
Primary Examiner: Freda S. Nunn
Assistant Examiner: Kevin K Rudzinski
Attorney: Quarles & Brady LLP
Application Number: 29/301,366
Type: Grant
Filed: Feb 26, 2008
Date of Patent: Jan 20, 2009
Inventor: Nils Ryder (Hampshire)
Primary Examiner: Freda S. Nunn
Assistant Examiner: Kevin K Rudzinski
Attorney: Quarles & Brady LLP
Application Number: 29/301,366
Classifications
Current U.S. Class:
With Refractive Rib Or Groove, E.g., Prismatic, Etc. (D26/122)