Heat exchanger and air conditioner including heat exchanger

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12007179
SERIAL NO

17435278

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A heat exchanger includes: a plurality of flat tubes; a fin in which a plurality of notches are arranged side by side in a vertical direction, the fin having a plurality of intermediate portions and a connecting portion connecting the intermediate portions to each other; and a first bulging portion having an upper end edge and a lower end edge provided between a first notch and a second notch, the upper end edge being positioned in the intermediate portion and the lower end edge being positioned in the connecting portion. The upper end edge has a first upper end positioned on an intermediate portion side, and a second upper end positioned on a connecting portion side, the first upper end being positioned to be higher than the second upper end, or the first upper end being positioned at the same height as the second upper end.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
FUJITSU GENERAL LIMITEDKAWASAKI-SHI KANAGAWA 213-8502

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Maema, Yoshinari Kanagawa, JP 12 9
Nakata, Shohei Kanagawa, JP 11 8
Oka, Kotaro Kanagawa, JP 15 39
Shimano, Daiki Kanagawa, JP 8 3
Takaoka, Ryo Kanagawa, JP 32 529
Watanabe, Masatoshi Kanagawa, JP 149 5917

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Dec 11, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Dec 11, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Dec 11, 2035
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