Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11697968 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2023-07-11 |
| 11549344 | Apparatuses, systems and methods for producing hydrocarbon material from a subterranean formation using a displacement process | John Ravensbergen, Lyle Laun, Tim Johnson | 2023-01-10 |
| 11180958 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2021-11-23 |
| 10927651 | Apparatuses, systems and methods for producing hydrocarbon material from a subterranean formation using a displacement process | John Ravensbergen, Lyle Laun, Tim Johnson | 2021-02-23 |
| 10883314 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2021-01-05 |
| 10883315 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2021-01-05 |
| 10465445 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2019-11-05 |
| 10428613 | Wellbore characteristic measurement assembly | John Ravensbergen, Lyle Laun, Michael WERRIES, Rob Standen, Tim Johnson | 2019-10-01 |
| 10344561 | Tools and methods for use in completion of a wellbore | Donald Getzlaf, Robert Nipper, Timothy H. Willems | 2019-07-09 |
| 10227845 | Tools and methods for use in completion of a wellbore | Donald Getzlaf, Robert Nipper, Timothy H. Willems | 2019-03-12 |
| 9745826 | Tools and methods for use in completion of a wellbore | Donald Getzlaf, Robert Nipper, Timothy H. Willems | 2017-08-29 |
| 9593542 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Doulgas Braden, Travis Harris | 2017-03-14 |
| 9334714 | Downhole assembly with debris relief, and method for using same | Donald Getzlaf, Robert Nipper | 2016-05-10 |
| 9303486 | Tool assembly including an equalization valve | Donald Getzlaf | 2016-04-05 |
| 9234412 | Tools and methods for use in completion of a wellbore | Donald Getzlaf, Robert Nipper, Timothy H. Willems | 2016-01-12 |
| 9140098 | Downhole isolation and depressurization tool | Donald Getzlaf, John Ravensbergen, Lyle Laun, Eric Schmelzl | 2015-09-22 |
| 9051813 | Well treatment apparatus, system, and method | Dustin Howard, Phillip Mandrell | 2015-06-09 |
| 8931559 | Downhole isolation and depressurization tool | Donald Getzlaf, John Ravensbergen, Lyle Laun, Eric Schmelzl | 2015-01-13 |
| 8794331 | Tools and methods for use in completion of a wellbore | Donald Getzlaf, Robert Nipper, Timothy H. Willems | 2014-08-05 |
| 8490702 | Downhole tool assembly with debris relief, and method for using same | Donald Getzlaf, Robert Nipper | 2013-07-23 |
| 8434550 | Well treatment device, method, and system | Dustin Howard, Phillip Mandrell | 2013-05-07 |
| 8418755 | Well treatment device, method, and system | Dustin Howard, Phillip Mandrell | 2013-04-16 |
| 8201631 | Multi-functional isolation tool and method of use | Donald Getzlaf | 2012-06-19 |
| 8163679 | Method for applying remedial cement to a wellbore | Donald Getzlaf | 2012-04-24 |
| 8016032 | Well treatment device, method and system | Phillip Mandrell, Dustin Howard | 2011-09-13 |