Process for preparing spiro[2.5]octane-5,7-dione

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9212120
APP PUB NO 20140336405A1
SERIAL NO

14445371

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Disclosed is a method for the synthesis of spiro[2.5]octane-5,7-dione useful as intermediate in the manufacture of pharmaceutically active ingredients. Also disclosed are novel intermediates used in the synthesis of this compound.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
BOEHRINGER INGELHEIM INTERNATIONAL GMBHGERMANY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anklam, Sven Kelkheim, DE 2 0
Busch, Torsten Frankfurt am Main, DE 5 2
Jung, Joerg Floersheim, DE 15 112
Ostermeier, Markus Biberach an der Riss, DE 27 197

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 Jun 15, 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