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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2022.01) |
H02M 3/00 |
| (11) | Number of the document | 6944 |
| (13) | Kind of document | B |
| (21) | Application number | 2021 501 |
| (22) | Date of filing the application | 2021-01-08 |
| (41) | Date of publication of the application | 2022-05-10 |
| (45) | Date of publication of patent | 2022-10-10 |
| (30) | Number | Date | Country code |
| 202011201681.X | 2020-11-02 | CN |
| (71) |
Tianjin University of Technology,
No. 391 Binshui West Road, Xiqing District, Tianjin,
CN
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| (72) |
Wei LI, CN
Hulong WEN, CN Xuesong ZHOU, CN Youjie MA, CN Mingxing DU, CN Hanyu ZHAO, CN Jinliang YIN, CN Bing BAI, CN |
| (73) |
Tianjin University of Technology,
No. 391 Binshui West Road, Xiqing District, Tianjin,
CN
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| (74) |
Reda ŽABOLIENĖ,
METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius,
LT
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| (54) | RESONANT DC-DC CONVERTER |
| Payment date | Validity (years) | Amount | |
| 2022-12-14 | 3 | 81.00 EUR |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2024-01-08 |