System and method for cooling power electronics of refrigerant compressors
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jul 30, 2024
Grant Date -
Mar 23, 2023
app pub date -
Mar 16, 2021
filing date -
Apr 30, 2020
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Non-US Coverage
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Abstract
This disclosure relates to refrigerant compressors, and, in particular, relates to cooling for the power electronics of such compressors. An example refrigerant system includes a main refrigerant loop in communication with a condenser, an evaporator, and a compressor. The refrigerant system further includes at least one cooling line configured to direct refrigerant from the main refrigerant loop to cool a chamber containing electronic components. A method is also disclosed.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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DANFOSS A/S | 6430 NORDBORG |
International Classification(s)

- 2021 Application Filing Year
- H02K Class
- 2848 Applications Filed
- 1437 Patents Issued To-Date
- 50.46 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Li, Tianlei | Tallahassee, US | 16 | 2 |
# of filed Patents : 16 Total Citations : 2 | |||
Pritchard, Brandon Keith | Tallahassee, US | 4 | 0 |
# of filed Patents : 4 Total Citations : 0 | |||
Sun, Lin Xiang | Tallahassee, US | 16 | 26 |
# of filed Patents : 16 Total Citations : 26 |
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Patent Citation Ranking
- 0 Citation Count
- H02K Class
- 0 % this patent is cited more than
- 1 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Jan 30, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jan 30, 2032 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jan 30, 2036 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 3.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
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Apr 01, 2025 | P | Publication | |
Mar 12, 2025 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
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Nov 25, 2024 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER |
Sep 16, 2024 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: NON FINAL ACTION MAILED |
Sep 14, 2023 | P | Published | |
Jun 23, 2023 | STPP | INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL | free format text: DOCKETED NEW CASE - READY FOR EXAMINATION |
Feb 03, 2023 | FEPP | FEE PAYMENT PROCEDURE | free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jan 27, 2023 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:JEON, TAE HWAN;JEONG, DONG UK;CHOI, BYUNG KIL;REEL/FRAME:062586/0406 Owner name: LG ELECTRONICS INC., KOREA, REPUBLIC OF Effective Date: Jan 27, 2023 |
Aug 27, 2020 | F | Filing |

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