Polymeric porous hollow fiber membrane

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8881915
SERIAL NO

12298456

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

PURPOSE: To provide a polymeric porous hollow fiber membrane which exhibits excellent fractionation performance and excellent permeability in treatment of a variety of aqueous fluids and also shows sufficient strength when incorporated into a module or used to treat a fluid, and which is excellent in aging stability in these performances and characteristics and is also excellent in membrane performance recoverability by washing, and which is especially suitable for treatment of a polyphenol-containing beverage and is expected to effectively harmonize the flavor of such a beverage.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
TOYO BOSEKI KABUSHIKI KAISHAOSAKA-SHI OSAKA 530-8230

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kato, Noriaki Ohtsu, JP 29 217
Morita, Junsuke Ohtsu, JP 5 43
Ogawa, Hirofumi Ohtsu, JP 55 1025
Yokota, Hideyuki Ohtsu, JP 16 276

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 May 11, 2026
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