Carboxylic acid ALA esters

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9249086
APP PUB NO 20150191419A1
SERIAL NO

14419125

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The invention relates to new derivatives of 5-aminolevulinic acid (5-ALA) and their use as photosensitizing agents. In particular, it relates to compounds of general formula I and their pharmaceutically acceptable salts, to methods for preparing such compounds and their medical and cosmetic use, for example in methods of photodynamic therapy and diagnosis:

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
PHOTOCURE ASA0275 OSLO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brænden, Jon Erik Oslo, NO 2 20
Charnock, Colin Barry Vestby, NO 1 18
Godal, Aslak Oslo, NO 28 400
Klaveness, Jo Oslo, NO 187 4245
Nilsen, Nils Olav Oslo, NO 5 35

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 Aug 2, 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