Pentacyclic triterpenoidal derivatives

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9975917
SERIAL NO

15710721

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A pentacyclic triterpenoidal derivative can include 3,11-dioxo-24(phenyl)-urs-12-en-24-one (4), 24-norurs-12-en-24(phenyl)-3,11-dione (5), 3,11-dioxo-24(Phenyl)-urs-1,12-diene-24-one (6), or 24-nor-urs-1,12-diene-24(phenyl)-3,11-dione (7). The pentacyclic triterpenoidal derivative demonstrates highly potent 5-lipoxygenase inhibition activity.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
KING SAUD UNIVERSITYP O BOX 800 RIYADH 11421

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Al-Omar, Mohamed A Riyadh, SA 16 3
Amr, Abd El-Galil E Riyadh, SA 8 0
Naglah, Ahmed M Riyadh, SA 2 0

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
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 22, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 22, 2029
Fee Large entity fee small entity fee micro entity fee
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