U.S. patent number D929,373 [Application Number D/710,502] was granted by the patent office on 2021-08-31 for earphone. This patent grant is currently assigned to GUANGZHOU LANSHIDUN ELECTRONIC LIMITED COMPANY. The grantee listed for this patent is GUANGZHOU LANSHIDUN ELECTRONIC LIMITED COMPANY. Invention is credited to Hejin Cai.
United States Patent | D929,373 |
Cai | August 31, 2021 |
Inventors: | Cai; Hejin (Guangzhou, CN) | ||||||||||
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Applicant: |
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Assignee: | GUANGZHOU LANSHIDUN ELECTRONIC
LIMITED COMPANY (Guangzhou, CN) |
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Appl. No.: | D/710,502 | ||||||||||
Filed: | October 23, 2019 |
Current U.S. Class: | D14/223 |
Current International Class: | 1401 |
Field of Search: | ;D14/223,205 ;D24/174 ;128/864,865,866 ;381/380,381 ;455/90.3,575.1,569.1 |
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