FD

Francis K. Didden

CS Cidra Corporate Services: 17 patents #7 of 45Top 20%
Overall (All Time): #270,573 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11731143 Mineral separation using functionalized membranes Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Douglas H. Adamson 2023-08-22
11135597 Method and system for releasing mineral from synthetic bubbles and beads Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Douglas H. Adamson 2021-10-05
11117141 Mineral separation using sized-, weight- or magnetic-based polymer bubbles or beads Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Alan D. Kersey, Douglas H. Adamson 2021-09-14
10835905 Recovery media for mineral processing Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Douglas H. Adamson, Paul DOLAN +2 more 2020-11-17
10427166 Transportable modular system for enhanced mineral recovery, from tailings line and deposits Alan D. Kersey, Mark R. Fernald, Paul J. Rothman 2019-10-01
10357782 Flotation separation using lightweight synthetic beads or bubbles Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Alan D. Kersey, Douglas H. Adamson 2019-07-23
10245597 Dimensionally controlled ‘engineered polymer bubble’ for flotation separation Alan D. Kersey, Michael A. Davis, Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe +1 more 2019-04-02
10099251 Re-lined pipe technique for wear mitigation in slurry transport pipeline Alan D. Kersey, Mark R. Fernald, John Viega 2018-10-16
10060570 Smart pipe concept based on embedded taggant-sensor and/or color-encoded elements to monitor liner wear in lined pipelines, including urethane lined pipe Alan D. Kersey, Michael Puig, Douglas H. Adamson 2018-08-28
9981271 Method and system for releasing mineral from synthetic bubbles and beads Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Douglas H. Adamson 2018-05-29
9981272 Techniques for transporting synthetic beads or bubbles in a flotation cell or column Paul J. Rothman, Mark R. Fernald, Douglas H. Adamson 2018-05-29
9943860 Mineral recovery in tailings using functionalized polymers Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Alan D. Kersey, Douglas H. Adamson 2018-04-17
9827574 Mineral separation using sized-, weight- or magnetic-based polymer bubbles or beads Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Alan D. Kersey, Douglas H. Adamson 2017-11-28
9731221 Apparatus having polymer surfaces having a siloxane functional group Paul J. Rothman, Mark R. Fernald, Douglas H. Adamson 2017-08-15
9352335 Synthetic beads/bubbles functionalized with molecules for attracting and attaching to mineral particles of interest Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Alan D. Kersey, Douglas H. Adamson 2016-05-31
9327294 Synthetic bubbles or beads having hydrophobic surface Paul J. Rothman, Mark R. Fernald, Christian V. O'Keefe, Alan D. Kersey, Douglas H. Adamson 2016-05-03
9302270 Mineral separation using functionalized filters and membranes Paul J. Rothman, Mark R. Fernald, Douglas H. Adamson 2016-04-05