Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9334337 | Enhanced water swellable compositions | Anil K. Sadana, Xiao Wang | 2016-05-10 |
| 9303200 | Polymer composition, swellable composition comprising the polymer composition, and articles including the swellable composition | John J. Thurston | 2016-04-05 |
| 9018144 | Polymer composition, swellable composition comprising the polymer composition, and articles including the swellable composition | John J. Thurston | 2015-04-28 |
| 8875800 | Downhole sealing system using cement activated material and method of downhole sealing | Edward T. Wood, Justin Cash Bowersock | 2014-11-04 |
| 8181708 | Water swelling rubber compound for use in reactive packers and other downhole tools | John J. Thurston, James Edward Goodson | 2012-05-22 |
| 8118092 | Swelling delay cover for a packer | Kent Evans, Dustin Ellis, John J. Thurston, Anthony P. Foster, Steve Rosenblatt | 2012-02-21 |
| 7681653 | Swelling delay cover for a packer | Kent Evans, Dustin Ellis, John J. Thurston, Anthony P. Foster, Steve Rosenblatt | 2010-03-23 |
| 7441596 | Swelling element packer and installation method | Edward T. Wood, Steven N. Bailey, Walter J. Laflin, Vel Berzin, Edward J. O'Malley +1 more | 2008-10-28 |
| 7205348 | Rubber composition and method of making same | Joseph F. Stieber, Martin J. Hannon, L. P. Felipe Chibante, Frank E. Welsh | 2007-04-17 |