Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197105 | Hydrous clay slurry mixture containing a silane-treated clay | Gary M. Freeman, Carl J. Marshall, Jr., Masao Onizawa | 2001-03-06 |
| 6013699 | Silane-treated clay production method, silane-treated clay and composition containing same | Gary M. Freeman, Carl J. Marshall, Jr., Masao Onizawa | 2000-01-11 |
| 5871846 | Silane-treated clay production method, silane-treated clay and composition containing same | Gary M. Freeman, Carl J. Marshall, Jr., Masao Onizawa | 1999-02-16 |
| 5840113 | Treated clay product, methods of making and using and products therefrom | Gary M. Freeman, Carl J. Marshall, Jr., Thomas J. Lynch | 1998-11-24 |
| 5840795 | Treated clay product, methods of making and using and products therefrom | Gary M. Freeman, Carl J. Marshall, Jr., Thomas J. Lynch | 1998-11-24 |
| 5178676 | Surfactant treated clays useful as anti-tack agents for uncured rubber compounds | Carl J. Marshall, Jr., James E. Sikes, Gary M. Freeman | 1993-01-12 |