Approach to biomass delignification

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11905656
SERIAL NO

17405028

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A process to separate lignin from a lignocellulosic feedstock, said process comprising the steps of:

    providing said lignocellulosic feedstock; providing a composition comprising; an acid;a modifying agent selected from the group consisting of: sulfamic acid; imidazole; imidazole derivatives; taurine; a taurine derivative; a taurine-related compound; alkylsulfonic acid; arylsulfonic acid; triethanolamine; and combinations thereof;a peroxide salt; anda peroxide; exposing said lignocellulosic feedstock to said composition for a period of time sufficient to depolymerize substantially all of the lignin present in said lignocellulosic feedstock into lignin oligomers and lignin monomers;wherein said process is carried out at atmospheric pressure.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SIXRING INC5050 - 47 ST SE CALGARY T2B 3S1

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Corbett, Andrew M Calgary, CA 8 6
Dewit, Matthew Calgary, CA 11 9
Pagels, Markus Calgary, CA 34 128
Purdy, Clay Medicine Hat, CA 102 123
Weissenberger, Markus Calgary, CA 113 81
Wynnyk, Kyle G Calgary, CA 38 21

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 Aug 20, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 20, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 20, 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