FB

Fred E. Behr

3M: 7 patents #2,212 of 11,543Top 20%
Overall (All Time): #758,688 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6630075 Use of fluorinated ketones in fire extinguishing compositions Daniel R. Vitcak, Richard M. Flynn, Michael G. Costello, Michael J. Parent, Zhongxing Zhang 2003-10-07
6540930 Use of perfluoroketones as vapor reactor cleaning, etching, and doping gases Susrut Kesari, Michael G. Costello, Richard M. Flynn, Richard M. Minday, John G. Owens +2 more 2003-04-01
6478979 Use of fluorinated ketones in fire extinguishing compositions Paul E. Rivers, Richard M. Minday, Daniel R. Vitcak, Richard M. Flynn, Michael G. Costello +3 more 2002-11-12
5011983 Preparation and reactions of omega-halosulfonyl perfluoroalkanesulfonates 1991-04-30
4423197 Cyclic perfluoroaliphatic-disulfonic acid anhydrides and sulfonamide derivatives thereof 1983-12-27
4386214 Process for the preparation of cyclic perfluoroaliphaticdisulfonic acid anhydrides 1983-05-31
4329478 Cyclic perfluoroaliphaticdisulfonic acid anhydrides 1982-05-11