Ballast
Description
Claims
The ornamental design for a ballast, as shown and described.
Referenced Cited
U.S. Patent Documents
| D332443 | January 12, 1993 | Sharpe |
| D387333 | December 9, 1997 | Pellow et al. |
| 5742478 | April 21, 1998 | Wu |
| 5909358 | June 1, 1999 | Bradt |
| D427147 | June 27, 2000 | Wei |
| D427969 | July 11, 2000 | Wei |
| D429703 | August 22, 2000 | Gauffin |
| D524245 | July 4, 2006 | Carson et al. |
| D546282 | July 10, 2007 | Wardenburg |
| D551621 | September 25, 2007 | Iacovelli et al. |
| D558142 | December 25, 2007 | Cho |
| D581580 | November 25, 2008 | Townsley |
Patent History
Patent number: D700141
Type: Grant
Filed: Aug 29, 2013
Date of Patent: Feb 25, 2014
Assignee: Shenzhen Longood Intelligent Electric Co., Ltd (Shenzhen)
Inventors: Yujie Zhang (Anhui), Qingsong Chu (Hunan), Jun Ding (Hubei)
Primary Examiner: Derrick Holland
Application Number: 29/465,642
Type: Grant
Filed: Aug 29, 2013
Date of Patent: Feb 25, 2014
Assignee: Shenzhen Longood Intelligent Electric Co., Ltd (Shenzhen)
Inventors: Yujie Zhang (Anhui), Qingsong Chu (Hunan), Jun Ding (Hubei)
Primary Examiner: Derrick Holland
Application Number: 29/465,642
Classifications
Current U.S. Class:
Transformer, Rectifier Or Casing Therefor (3) (D13/110)