Menthol-sorbed activated charcoal, cigarette filter, and filter-tipped cigarette

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9675105
APP PUB NO 20160205997A1
SERIAL NO

15083799

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Menthol-sorbed activated charcoal stably holding menthol during storage, and smoothly releasing menthol only during passage of tobacco smoke therethrough is provided. The menthol-sorbed activated charcoal is featured in that to activated charcoal having a specific surface area of 1500 m2/g or more but 1700 m2/g or less as measured by the BET method, menthol is sorbed at a sorption rate of 80% or more but 92% or less with reference to the saturated amount of menthol for the activated charcoal.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • JAPAN TOBACCO INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sakai, Yoshinori Tokyo, JP 26 118

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 Dec 13, 2024
11.5 Year Payment $7400.00 $3700.00 $1850.00 Dec 13, 2028
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