Patent · US Expired

Lamp with single-sided socket

US7439662B2 · kind B2 · utility

6Cited by

6References

17Claims

0Family size

Assignee

Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · DE

Inventors

Joachim Arndt · Loxstedt, DE
Uwe Fidler · Berlin, DE
Jurgen Graf · Wels, AT
Markus Herb · Coburg, DE
Anton Schlögl · Meitingen, DE
Jurgen Waldmann · Schönaich, DE
Bernhard Zöllner · Meitingen, DE

Key dates

Filing date	Jul 30, 2004
Grant date	Oct 21, 2008
Priority date	—
Expiry date	May 13, 2025

Classification

Technology area (CPC H)Electricity
CPC primaryH01J61/34
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Electric lamp with a base at one end, having an inner vessel surrounded by an outer jacket, a base with electric connections supporting the inner vessel and the outer jacket, having the following features:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.