Description     Claims     Drawing  

US4900874A   [0003] 
US2931840A   [0004] 
US2009240090A   [0004] 
US2010331583A   [0004] 
US5162594A   [0005] 
US5155082A   [0022] 
US20070197842A   [0023]  [0027] 
US20090240090A   [0033] 

Journal of Fluorine Chemistry   [0005]