Calgary
Canada
18
2020-06-18
The entities that hold a legal rights for patent applications filed by inventor GETZLAF Don:
Don GETZLAF from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
DOWNHOLE FLOW CONTROL APPARATUS
#2 | 2020-04-30Apparatuses and methods for enabling multistage hydraulic fracturing
#3 | 2019-04-25Plug-actuated flow control member
#4 | 2019-01-03Apparatus and method for treating a reservoir using re-closeable sleeves, and actuating the sleeves with bi-directional slips
#5 | 2018-11-22Electrically actuated downhole flow control apparatus
#6 | 2018-08-30APPARATUS AND METHOD FOR TREATING A RESERVOIR USING RE-CLOSEABLE SLEEVES
#7 | 2017-06-08Apparatuses and methods for enabling multistage hydraulic fracturing
#8 | 2016-11-24Plug-actuated flow control member
#9 | 2016-11-17Downhole flow control apparatus
#10 | 2016-09-22Downhole flow control apparatus with screen
#11 | 2016-09-15Electrically actuated downhole flow control apparatus
#12 | 2016-09-01Tool for opening and closing sleeves within a wellbore
#13 | 2016-07-28Apparatus, system and method for treating a reservoir using re-closeable sleeves and novel use of a shifting tool
#14 | 2016-03-31Downhole valve apparatus
#15 | 2016-03-31Hydraulic locator
#16 | 2016-03-17Apparatus and method for treating a reservoir using re-closeable sleeves
#17 | 2016-02-25APPARATUS AND METHOD FOR ABRASIVE JET PERFORATING
#18 | 2015-10-01FRAC BALL AND HYDRAULIC FRACTURING SYSTEM
1304289 ⎘