Hern; Christopher R.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hern; Christopher R..The latest application filed is for "lock ring segments biased into locked position while retained in position with an exterior profile".

Company Profile

2.10.10

Hern; Christopher R. - Porter TX
Hern; Christopher R. - Kingwood TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Hydraulically set open hole whipstock Grant 10,954,732 - Hern , et al. March 23, 2	2021-03-23
Lock ring segments biased into locked position while retained in position with an exterior profile Grant 10,760,363 - Tom , et al. Sep	2020-09-01
Actuating force control for downhole tools Grant 10,738,542 - Adam , et al. A	2020-08-11
Hydraulically set open hole whipstock Grant 10,526,856 - Hern , et al. J	2020-01-07
Lock Ring Segments Biased into Locked Position while Retained in Position with an Exterior Profile App 20190257164 - Tom; Andy ; et al.	2019-08-22
Actuating Force Control For Downhole Tools App 20190119991 - Adam; Mark K. ; et al.	2019-04-25
Hydraulically Set Open Hole Whipstock App 20180355690 - Hern; Gregory L. ; et al.	2018-12-13
Watermelon mill with replaceable cutting structure Grant 10,081,997 - Hern , et al. September 25, 2	2018-09-25
Hydraulically Set Open Hole Whipstock App 20180223614 - Hern; Gregory L. ; et al.	2018-08-09
Slip with altering load distribution feature Grant 9,759,027 - Meador , et al. September 12, 2	2017-09-12
Slip with altering load distribution feature Grant 9,752,418 - Meador , et al. September 5, 2	2017-09-05
Subterranean tool for release of balls adjacent their intended destinations Grant 9,719,321 - Hern , et al. August 1, 2	2017-08-01
Watermelon Mill with Replaceable Cutting Structure App 20170138139 - Hern; Gregory L. ; et al.	2017-05-18
Top down liner cementing, rotation and release method Grant 9,611,722 - Hern , et al. April 4, 2	2017-04-04
Subterranean tool for release of darts adjacent their intended destinations Grant 9,453,390 - Hern , et al. September 27, 2	2016-09-27
Top Down Liner Cementing, Rotation and Release Method App 20150176367 - Hern; Christopher R. ; et al.	2015-06-25
Subterranean Tool for Release of Balls Adjacent Their Intended Destinations App 20150068727 - Hern; Christopher R. ; et al.	2015-03-12
Subterranean Tool for Release of Darts Adjacent Their Intended Destinations App 20150068731 - Hern; Christopher R. ; et al.	2015-03-12
Slip with Altering Load Distribution Feature App 20140338891 - Meador; Charles M. ; et al.	2014-11-20
Slip with Altering Load Distribution Feature App 20140338892 - Meador; Charles M. ; et al.	2014-11-20

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