Preparation method of silica layer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12090510
APP PUB NO 20210178426A1
SERIAL NO

16768315

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Provided is a method for preparing a silica layer, comprising bringing to gelation a precursor layer formed from a precursor composition comprising a silica precursor, an acid catalyst and a surfactant.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
XINMEI FONTANA HOLDING (HONG KONG) LIMITEDHONG KONG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Oh, Hyun Taek Daejeon, KR 26 28
Park, Kwang Seung Daejeon, KR 14 30
Park, Moon Soo Daejeon, KR 183 889
Sin, Chang Hoon Daejeon, KR 5 0

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 Mar 17, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 17, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 17, 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