derivative, its preparing method and medicinal use

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8501803
APP PUB NO 20120059050A1
SERIAL NO

13255046

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to a field of pharmaceutical chemistry, more specifically, the present invention relates to a garcinia derivative Formula (I), its preparing method, and medicinal use. Wherein the definitions of R1 and R2 are disclosed in the specification of the present invention, and the derivative of the present invention is a structurally simplified analogue of the gambogic acid compound; wherein the gambogic acid compound possesses anti-cancer characteristics, and could be used for preparation of anti-tumor drugs.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
CHINA PHARMACEUTICAL UNIVERSITYNANJING CITY JIANGSU PROVINCE TONG LANE 210009 NO 24 NANJING CITY JIANGSU PROVINCE 210009

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Guo, Qinglong Nanjing, CN 2 7
Lin, Changjun Nanjing, CN 1 1
Lu, Na Nanjing, CN 21 11
Wang, Xiaojian Nanjing, CN 18 54
Yang, Qian Nanjing, CN 115 1543
You, Qidong Nanjing, CN 14 8

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 Feb 6, 2025
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