The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 15, 2007

Filed:

Jan. 10, 2005
Applicants:

David T. Deguiseppi, Chadds Ford, PA (US);

Kerry L. Dewitt, Oxford, PA (US);

Inventors:

David T. DeGuiseppi, Chadds Ford, PA (US);

Kerry L. DeWitt, Oxford, PA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 31/03 (2006.01); B01D 53/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

In one aspect, the invention is a lighting assembly comprising a housing defining an internal space within the housing, and an ambient space surrounding the housing, a light source within the internal space; a high capacity desiccant within the internal space, the high capacity desiccant being nonregenerating at temperatures of up to about 50 degrees Celsius and about 11.0% relative humidity; and a diffusion tube having a first opening proximate to the internal space and a second opening proximate to the ambient space, the diffusion tube providing gaseous communication between the internal space and the ambient space.


Find Patent Forward Citations

Loading…