Heat exchanger for condensation in clothes drying and clothes drying system and clothes dryer and drying method thereof
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jan 16, 2018
Issued Date -
N/A
app pub date -
Aug 22, 2012
filing date -
Nov 8, 2011
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
An external air-cooled heat exchanger includes two air channels going towards different directions and not connecting with each other, a condensing wind channel and an external air channel. Each air channel has a plurality of air chambers that are alternately arranged so that between each two neighboring air chambers of the same air channel is an air chamber of the other air channel change to a period; A clothes dryer includes an air outlet connected to the heat exchanger. The heat exchanger is connected to a water collection box, the water collection box is connected to an air inlet, a filter is arranged between the air outlet and the heat exchanger, and a drying fan and the heating unit are arranged between the water collection box and the air inlet.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
HAIER GROUP CORPORATION | QINGDAO SHANDONG 266101 | |
QINGDAO HAIER DRUM WASHING MACHINE CO LTD | QINGDAO SHANDONG 266101 |
International Classification(s)

- 2012 Application Filing Year
- D06F Class
- 293 Applications Filed
- 264 Patents Issued To-Date
- 90.11 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Liang, Haishan | Qingdao, CN | 3 | 20 |
# of filed Patents : 3 Total Citations : 20 | |||
Lv, Peishi | Qingdao, CN | 114 | 239 |
# of filed Patents : 114 Total Citations : 239 | |||
Song, Bin | Qingdao, CN | 43 | 163 |
# of filed Patents : 43 Total Citations : 163 | |||
Song, Huacheng | Qingdao, CN | 30 | 64 |
# of filed Patents : 30 Total Citations : 64 | |||
Xu, Sheng | Qingdao, CN | 294 | 1874 |
# of filed Patents : 294 Total Citations : 1874 | |||
Xu, Yonghong | Qingdao, CN | 17 | 42 |
# of filed Patents : 17 Total Citations : 42 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 4 Citation Count
- D06F Class
- 38.41 % this patent is cited more than
- 7 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 16, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 16, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
---|---|---|---|
Jul 25, 2011 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Jun 24, 2011 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jun 24, 2011 |
Jun 24, 2011 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Jan 31, 2011 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Nov 16, 2006 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Dec 16, 2003 | CC | CERTIFICATE OF CORRECTION | |
Jun 24, 2003 | I | Issuance | |
Dec 05, 2001 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SOKALSKI, ROBERT G.;AMONETT, DANIEL KEITH;SMITH, DONALD E.;REEL/FRAME:012570/0879 Owner name: FRANCE/A SCOTT FETZER COMPANY, TENNESSEE Effective Date: Dec 05, 2001 |
Nov 02, 2001 | F | Filing | |
Nov 02, 2001 | PD | Priority Date |

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