Test device
Description
The broken lines shown in the drawings depict portions of the test device that form no part of the claimed design.
Claims
The ornamental design for a test device as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
| D395834 | July 7, 1998 | Kumai |
| D462021 | August 27, 2002 | Kuramoto |
| D476245 | June 24, 2003 | Tanaka |
| D523361 | June 20, 2006 | Wu |
| D523765 | June 27, 2006 | Wu |
| D700085 | February 25, 2014 | Yoshiike |
| D850307 | June 4, 2019 | Souillard |
| D895460 | September 8, 2020 | Li |
| D1054889 | December 24, 2024 | Souillard |
| D1087793 | August 12, 2025 | Gan |
| D1096466 | October 7, 2025 | Sova |
| 300821554 | August 2008 | CN |
| 306751915 | August 2021 | CN |
| 113302038 | May 2024 | TW |
- Allsun Digital Earth Tester Grounding Meter Earthing Insulation Ground Resistance Detector, amazon.com, Date: Aug. 4, 2021, [site visited: Nov. 20, 2025], Available from URL: https://a.co/d/b7S892d (Year: 2021).
- Extech MG310 Compact Digital Insulation Tester, amazon.com, Date: Mar. 17, 2016, [site visited: Nov. 20, 2025], Available from URL: https://a.co/d/7gzAeYt (Year: 2016).
- Aoputtriver Megohmeter, amazon.com, Date: Feb. 28, 2023, [site visited: Nov. 20, 2025], Available from URL: https://a.co/d/dcMhrLZ (Year: 2023).
- Kewtech KEW3125B, test-meter.com, No date, [site visited: Nov. 20, 2025], Available from URL: https://www.test-meter.co.uk/kewtech-kew3125b-high-voltage-5kv-insulation-tester (Year: 2025).
Patent History
Patent number: D1113471
Type: Grant
Filed: May 3, 2024
Date of Patent: Feb 17, 2026
Inventor: Li-Chuan Chen (Taipei)
Primary Examiner: Brett Miller
Assistant Examiner: Mary Anne Arntzen
Application Number: 29/940,547
Type: Grant
Filed: May 3, 2024
Date of Patent: Feb 17, 2026
Inventor: Li-Chuan Chen (Taipei)
Primary Examiner: Brett Miller
Assistant Examiner: Mary Anne Arntzen
Application Number: 29/940,547
Classifications