Lamp filament
Latest Panasonic Patents:
- LITHIUM SECONDARY BATTERY
- IMAGING APPARATUS
- CONDUCTIVE MATERIAL LIQUID DISPERSION, POSITIVE ELECTRODE SLURRY FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
- HOUSING AND CONTROL DEVICE
- CONTROL SYSTEM AND INTERRUPTER SYSTEM
Description
The bottom portion of the lamp filament shown in broken lines illustrates a portion of the design that forms no part of the claim.
Claims
We claim the ornamental design for a lamp filament, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D15685 | January 1885 | Hurdle |
D15839 | February 1885 | Slattery |
D32396 | March 1900 | Husselman |
2100879 | November 1937 | Smith |
2880352 | March 1959 | Hart |
3416024 | December 1968 | Young |
3644776 | February 1972 | DeCaro |
3774065 | November 1973 | Op de Beeck et al. |
3777207 | December 1973 | Notelteirs et al. |
3875443 | April 1975 | Nakamura |
4297611 | October 27, 1981 | Cortorillo |
4568854 | February 4, 1986 | Westlund, Jr. et al. |
4739219 | April 19, 1988 | Hume |
5252888 | October 12, 1993 | Topel et al. |
5451829 | September 19, 1995 | Snyder et al. |
D392057 | March 10, 1998 | Chen |
D395714 | June 30, 1998 | Murata |
D395716 | June 30, 1998 | Murata |
D410554 | June 1, 1999 | Guyton |
D450860 | November 20, 2001 | Moriyama et al. |
D512788 | December 13, 2005 | Komiya et al. |
D520150 | May 2, 2006 | Komiya et al. |
D578674 | October 14, 2008 | Kawagoe et al. |
D579129 | October 21, 2008 | Kawagoe et al. |
D581062 | November 18, 2008 | Kawagoe et al. |
D581063 | November 18, 2008 | Kawagoe et al. |
D581064 | November 18, 2008 | Kawagoe et al. |
D1067839 | April 2000 | JP |
D1119354 | August 2001 | JP |
D1129862 | December 2001 | JP |
D1225823 | December 2004 | JP |
Patent History
Patent number: D588288
Type: Grant
Filed: Sep 17, 2008
Date of Patent: Mar 10, 2009
Assignee: Panasonic Corporation (Osaka)
Inventors: Shinya Kawagoe (Kadoma), Naotaka Hashimoto (Kadoma), Toshiyasu Kojima (Kadoma), Taku Ikeda (Kadoma)
Primary Examiner: Ian Simmons
Assistant Examiner: Dana L Sipos
Attorney: Brinks Hofer Gilson & Lione
Application Number: 29/324,672
Type: Grant
Filed: Sep 17, 2008
Date of Patent: Mar 10, 2009
Assignee: Panasonic Corporation (Osaka)
Inventors: Shinya Kawagoe (Kadoma), Naotaka Hashimoto (Kadoma), Toshiyasu Kojima (Kadoma), Taku Ikeda (Kadoma)
Primary Examiner: Ian Simmons
Assistant Examiner: Dana L Sipos
Attorney: Brinks Hofer Gilson & Lione
Application Number: 29/324,672
Classifications
Current U.S. Class:
Electric Light Bulb (34) (D26/2)