Polymorphs of sepiapterin and salts thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11773097
APP PUB NO 20210300930A1
SERIAL NO

17342910

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Disclosed are crystalline forms of sepiapterin free base selected from polymorphs A, B, C, D, E, F, and G, and combinations thereof, as well as crystalline polymorphs of salts of sepiapterin. Also disclosed are pharmaceutical compositions containing one or more such polymorphs and methods for preparing such polymorphs. Sepiapterin is useful in the treatment of a number diseases associated with low cellular levels of BH4, for example, phenylketonuria.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
PTC THERAPEUTICS MP INC100 CORPORATE COURT SOUTH PLAINFIELD NJ 07080

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Levy, Daniel E San Mateo, US 26 305

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 Apr 3, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 3, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 3, 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