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.
Patent No.:
Date of Patent:
Jan. 28, 2003
Filed:
Dec. 16, 1999
John J. Emmel, Blaine, MN (US);
Daniel A. Japuntich, St. Paul, MN (US);
Lynette M. Miles, Lakeville, MN (US);
James E. Nash, Bloomington, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A light tube for use over a light element, wherein the light tube comprises an elongated, generally tubular body having a first end, a second end, a length between the first and second ends, and a longitudinal axis extending from the first end to the second end, a longitudinal slot extending generally parallel to the longitudinal axis from the first end to the second end of the body, the slot having a first side and a second side, and at least a first notch adjacent the longitudinal slot, wherein the first notch extends from the first end of the body toward the second end of the body on one of the sides of the longitudinal slot. The light tube may further comprise a second notch adjacent the longitudinal slot, wherein the second notch extends from the first end of the body toward the second end of the body on the other side of the longitudinal slot.