Backup alarm
Description
Claims
The ornamental design for a backup alarm as shown.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
| D452454 | December 25, 2001 | Bekasi |
| D514466 | February 7, 2006 | Lai |
| D514973 | February 14, 2006 | Coward |
| D516448 | March 7, 2006 | Lai |
| D639688 | June 14, 2011 | Neufeglise |
| D798758 | October 3, 2017 | Krishnaswamy |
| D821242 | June 26, 2018 | Krishnaswamy |
| D952493 | May 24, 2022 | Datz |
| D1047731 | October 22, 2024 | Ma |
| 202230514726.2 | December 2022 | CN |
| 58284-0007 | November 2003 | EM |
Patent History
Patent number: D1138813
Type: Grant
Filed: Nov 6, 2023
Date of Patent: Aug 4, 2026
Inventor: Hsi Chi Lai (New Taipei City)
Primary Examiner: George D. Kirschbaum
Application Number: 29/915,872
Type: Grant
Filed: Nov 6, 2023
Date of Patent: Aug 4, 2026
Inventor: Hsi Chi Lai (New Taipei City)
Primary Examiner: George D. Kirschbaum
Application Number: 29/915,872
Classifications
Current U.S. Class:
Siren Or Horn (D10/120)