Patent · US Expired

Compact fluorescent lamp

USD634455S1 · kind S1 · design

9Cited by

6References

1Claims

0Family size

Assignee

OSRAM Gesellschaft mit beschraenkter Haftung · DE

Inventors

Jurgen Graf · Wels, AT
Thomas Noll · Kipfenberg, DE

Key dates

Filing date	Dec 13, 2007
Grant date	Mar 15, 2011
Priority date	—
Expiry date	Mar 15, 2025

Classification

Technology area (CPC —)General

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