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Level 1:Core information
Record no 201103022500
Activity status Active
Working Title CATALYTIC PROCESS FOR THE PRODUCTION OF 3,3′, 4,4′-TETRAMINOBIPHENYL  
Working Inventors BAVIKAR SUDHIR;ASIF MANER;CHIDAMBARAM RAMESH KUMAR;ARUMUGAM SUDALAI;SWAMINATHAN SIVARAM; 
Contributing institutions NCL 
Administered by  
Ownership  
Categories > Subjects Organic chemistry 
Categories > Portfolio Petrochemicals/industrial chemicals 
Disclosure number 2003-INV-0069
NCL No 2003-NCL-0069 
CSIR No 2004-NF-0096  
Priority date 03-29-2004 
Country US 
Application number 10/811157  
Provisional filing date  
Complete filing date 03-29-2004  
Publication status Yes  
Publication date  
Publication no  
Granted number 6979749  
Granted date 12-27-2005  
Final title CATALYTIC PROCESS FOR THE PRODUCTION OF 3,3′, 4,4′-TETRAMINOBIPHENYL  
Final Inventors BAVIKAR SUDHIR;ASIF MANER;CHIDAMBARAM RAMESH KUMAR;ARUMUGAM SUDALAI;SWAMINATHAN SIVARAM;  
Abstract This invention relates to a process for the production of 3 3 4 4 tetraminobiphenyl TAB of formula 1 from non carcinogenic raw materials employing Suzuki type biaryl coupling as the key step. More particularly it relates to a three steps process for
Case status Granted + Inforce  
Licensing status  
Licensing case no  
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Lead inventors  
Categories > Industry > Primary Polymers and Processing, Converting and Fabrication of End-Products 
Categories > Industry > other  

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