GETZLAF; Donald
Patent Applications and Registrations
Patent applications and USPTO patent grants for GETZLAF; Donald.The latest application filed is for "casing float tool".
Company Profile
12.23.31
- GETZLAF; Donald - Calgary CA
Patent Activity
| Patent | Date |
|---|---|
| Casing Float Tool App 20220178207 - GETZLAF; Donald ; et al. | 2022-06-09 |
| Casing float tool Grant 11,180,958 - Getzlaf , et al. November 23, 2 | 2021-11-23 |
| Casing Float Tool App 20210115735 - GETZLAF; Donald ; et al. | 2021-04-22 |
| Casing float tool Grant 10,883,314 - Getzlaf , et al. January 5, 2 | 2021-01-05 |
| Casing float tool Grant 10,883,315 - Getzlaf , et al. January 5, 2 | 2021-01-05 |
| Casing Float Tool App 20200332601 - GETZLAF; Donald ; et al. | 2020-10-22 |
| Casing Float Tool App 20200240214 - GETZLAF; Donald ; et al. | 2020-07-30 |
| Casing Float Tool App 20190360301 - GETZLAF; Donald ; et al. | 2019-11-28 |
| Fracturing valve and fracturing tool string Grant 10,487,626 - Getzlaf , et al. Nov | 2019-11-26 |
| Tools And Methods For Use In Completion Of A Wellbore App 20190353006 - Getzlaf; Donald ; et al. | 2019-11-21 |
| Casing float tool Grant 10,465,445 - Getzlaf , et al. No | 2019-11-05 |
| Tools And Methods For Use In Completion Of A Wellbore App 20190316441 - Getzlaf; Donald ; et al. | 2019-10-17 |
| Tools and methods for use in completion of a wellbore Grant 10,344,561 - Getzlaf , et al. July 9, 2 | 2019-07-09 |
| Tools and methods for use in completion of a wellbore Grant 10,227,845 - Getzlaf , et al. | 2019-03-12 |
| Fracturing Valve And Fracturing Tool String App 20180230776 - Getzlaf; Donald ; et al. | 2018-08-16 |
| Casing Float Tool App 20180202260 - Getzlaf; Donald ; et al. | 2018-07-19 |
| Fracturing valve and fracturing tool string Grant 9,903,182 - Getzlaf , et al. February 27, 2 | 2018-02-27 |
| Tools And Methods For Use In Completion Of A Wellbore App 20170314364 - Getzlaf; Donald ; et al. | 2017-11-02 |
| Tools and methods for use in completion of a wellbore Grant 9,745,826 - Getzlaf , et al. August 29, 2 | 2017-08-29 |
| Casing Float Tool App 20170138153 - Getzlaf; Donald ; et al. | 2017-05-18 |
| Casing float tool Grant 9,593,542 - Getzlaf , et al. March 14, 2 | 2017-03-14 |
| Tools And Methods For Use In Completion Of A Wellbore App 20160298423 - Getzlaf; Donald ; et al. | 2016-10-13 |
| Downhole assembly with debris relief, and method for using same Grant 9,334,714 - Stromquist , et al. May 10, 2 | 2016-05-10 |
| Tool assembly including an equalization valve Grant 9,303,486 - Getzlaf , et al. April 5, 2 | 2016-04-05 |
| Tools And Methods For Use In Completion Of A Wellbore App 20160010429 - Getzlaf; Donald ; et al. | 2016-01-14 |
| Tools and methods for use in completion of a wellbore Grant 9,234,412 - Getzlaf , et al. January 12, 2 | 2016-01-12 |
| Tools And Methods For Use In Completion Of A Wellbore App 20160003003 - Getzlaf; Donald ; et al. | 2016-01-07 |
| Downhole isolation and depressurization tool Grant 9,140,098 - Getzlaf , et al. September 22, 2 | 2015-09-22 |
| Fracturing Valve And Fracturing Tool String App 20150083419 - Getzlaf; Donald ; et al. | 2015-03-26 |
| Downhole Isolation And Depressurization Tool App 20150075809 - Getzlaf; Donald ; et al. | 2015-03-19 |
| Fracturing Valve App 20150013982 - Getzlaf; Donald ; et al. | 2015-01-15 |
| Downhole isolation and depressurization tool Grant 8,931,559 - Getzlaf , et al. January 13, 2 | 2015-01-13 |
| Cement Composition With Fly Ash App 20140360721 - GETZLAF; Donald ; et al. | 2014-12-11 |
| Tools And Methods For Use In Completion Of A Wellbore App 20140305648 - Getzlaf; Donald ; et al. | 2014-10-16 |
| Casing Float Tool App 20140216756 - Getzlaf; Donald ; et al. | 2014-08-07 |
| Tools and methods for use in completion of a wellbore Grant 8,794,331 - Getzlaf , et al. August 5, 2 | 2014-08-05 |
| Downhole Assembly With Debris Relief, And Method For Using Same App 20130299173 - Stromquist; Marty ; et al. | 2013-11-14 |
| Downhole Isolation and Depressurization Tool App 20130248181 - Getzlaf; Donald ; et al. | 2013-09-26 |
| Downhole tool assembly with debris relief, and method for using same Grant 8,490,702 - Stromquist , et al. July 23, 2 | 2013-07-23 |
| Downhole Fluid Treatment Tool App 20130180721 - Getzlaf; Donald ; et al. | 2013-07-18 |
| Equalization Valve App 20130133891 - Getzlaf; Donald ; et al. | 2013-05-30 |
| Tools and Methods for Use in Completion of a Wellbore App 20130068451 - Getzlaf; Donald ; et al. | 2013-03-21 |
| Multi-functional isolation tool and method of use Grant 8,201,631 - Stromquist , et al. June 19, 2 | 2012-06-19 |
| Method for applying remedial cement to a wellbore Grant 8,163,679 - Getzlaf , et al. April 24, 2 | 2012-04-24 |
| Tools and Methods for Use in Completion of a Wellbore App 20120090847 - Getzlaf; Donald ; et al. | 2012-04-19 |
| Multi-Functional Isolation Tool and Method of Use App 20120055671 - Stromquist; Marty ; et al. | 2012-03-08 |
| Downhole Tool Assembly With Debris Relief, And Method For Using Same App 20110198082 - Stromquist; Marty ; et al. | 2011-08-18 |
| Method for Applying Remedial Cement to a Wellbore App 20090298724 - Getzlaf; Donald ; et al. | 2009-12-03 |
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