Integrated heat exchanger
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Apr 5, 2005
Grant Date -
Apr 15, 2004
app pub date -
Apr 29, 2003
filing date -
Aug 4, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An integrated heat exchanger is constituted by different kinds of heat exchangers such as a radiator for use in engine-cooling systems and a condenser for use in air-conditioning systems which is low in manufacturing cost, small in thickness, easy in maintenance and/or replacement and small in air pressure loss. The heat exchanger includes a first heat exchanger (2) and a second heat exchanger (3). A fitting dented portion (6) is provided at one of a bottom surface of the first heat exchanger (2) and an upper surface of the second heat exchanger (3), and a fitting protruded portion (5) is provided at the other thereof, and wherein the fitting protruded portion (5) is fitted in the fitting dented portion (6), whereby the first heat exchanger (2) is integrally conected to the upper surface of the second heat exchanger (3).
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 | |
---|---|---|
KEIHIN THERMAL TECHNOLOGY CORPORATION | TOCHIGI COUNTY JAPAN |
International Classification(s)

- 2003 Application Filing Year
- F28D Class
- 348 Applications Filed
- 91 Patents Issued To-Date
- 26.15 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Horiuchi, Hirofumi | Osaka, JP | 35 | 217 |
# of filed Patents : 35 Total Citations : 217 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 13 Citation Count
- F28D Class
- 67.74 % this patent is cited more than
- 20 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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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
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Jul 25, 2022 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Jul 25, 2022 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Jun 17, 2022 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jun 17, 2022 |
Feb 07, 2022 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Nov 30, 2017 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2551) year of fee payment: 4 |
Nov 30, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:JASOPELS A/S;REEL/FRAME:037825/0646 Owner name: EIKON TECHNOLOGIES HOLDING SARL, LUXEMBOURG Effective Date: Nov 30, 2015 |
Jun 17, 2014 | I | Issuance | |
May 28, 2014 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Aug 30, 2013 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:4M GLOBE MANAGEMENT LTD;REEL/FRAME:031139/0836 Owner name: JASOPELS A/S, DENMARK Effective Date: Aug 30, 2013 |
Jun 20, 2013 | P | Published | |
Oct 11, 2011 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ZOBBE, KENNETH STORGAARD;REEL/FRAME:030185/0544 Owner name: 4M GLOBE MANAGEMENT LTD, UNITED KINGDOM Effective Date: Oct 11, 2011 |
Aug 26, 2011 | F | Filing | |
Aug 27, 2010 | PD | Priority Date |

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