Biaxially stretched polypropylene film for capacitors, metallized film, and film capacitor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9805868
APP PUB NO 20150050456A1
SERIAL NO

14387119

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A biaxially stretched polypropylene film for capacitors which has protrusions on both sides and has a thickness (t1[μm]) of 1 μm to 3 μm, wherein Formulae (1) to (4) are satisfied by an A-side as one film surface and a B-side as another film surface:

description='In-line Formulae' end='lead'|Pa−Pb|≧200;  (1)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'0.350≦Pa/SRzA≦0.700;  (2)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'500 nm≦SRzA≦1,200 nm;  (3)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'50 nm≦SRzB≦500 nm;  (4)description='In-line Formulae' end='tail'

wherein, in Formulae (1) to (4), Pa is a number per 0.1 mm2 of protrusions on the A-side, Pb is a number per 0.1 mm2 of protrusions on the B-side, SRzA is a ten-point average roughness of the A-side, and SRzB is a ten-point average roughness of the B-side.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
TORAY INDUSTRIES INCTOKYO JAPAN TOKYO METROPOLIS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Asano, Tetsuya Tsuchiura, JP 116 540
Nakatsuka, Takanori Tsuchiura, JP 6 28
Sugata, Masami Tsuchiura, JP 23 77

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
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 30, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 30, 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