Cellulose powder and processes for its production

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9163095
APP PUB NO 20110009259A1
SERIAL NO

12679212

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The invention relates to a process for producing spherical, non-fibrillar cellulose particles with a particle size in the range of from about 1 μm to about 400 μm from a solution of cellulose in which the solution is cooled down to below its solidification temperature wherein it is flowing freely, the solvent is washed out, the solidified cellulose solution is disintegrated to form cellulose powder comprising particles, and the disintegrated and washed out particles are dried. The invention also relates to the cellulose powder and particles made in accordance with the process of the invention.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
LENZING AKTIENGESELLSCHAFTWERKSTRASSE 2 4860 LENZING

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Harms, Haio Gmunden, AT 8 61
Innerlohinger, Josef Berg i.A., AT 9 32
Kraft, Gregor Timelkam, AT 5 47
Weber, Hedda Vöcklabruck, AT 1 10

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 20, 2027
Fee Large entity fee small entity fee micro entity fee
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