Patents-Review.com
ClassID:

135499 ⎘

E21B33/1275 - CPC Classification

Classification description:

Sealing or packing boreholes or wells in the borehole; Packers; Plugs with inflatable sleeve inflated by down-hole pumping means operated by a down-hole drive

Recent Application in this class:
#1
20240401448
2024-12-05

DOWNHOLE SETTING TOOL AND METHOD OF USE

 #2
20240384614
2024-11-21

Hydraulically Actuated Tool

 #3
20240376787
2024-11-14

Well tool pressure compensating system and method

 #4
20230407723
2023-12-21

Inflatable packer system for submersible well pump

 #5
20230151715
2023-05-18

Well sealing tool with isolatable setting chamber

 #6
20230099838
2023-03-30

Single trip wellbore cleaning and sealing system and method

 #7
20220186582
2022-06-16

Single trip wellbore cleaning and sealing system and method

 #8
20220098946
2022-03-31

Downhole positive displacement pump

 #9
20220034216
2022-02-03

Downhole completion assembly for extended wellbore imaging

 #10
20210222529
2021-07-22

Processes for increasing hydrocarbon production

 #11
20210010355
2021-01-14

ELECTRIC SUBMERSIBLE PUMPING UNIT

 #12
20200173264
2020-06-04

Electric submersible pumping unit

 #13
20200157925
2020-05-21

Electric submersible pumping unit

 #14
20200102805
2020-04-02

Bottom hole assembly including a multi-stage reciprocating and automatically reset pump

 #15
20190264735
2019-08-29

Electric submersible pumping unit

 #16
20190264703
2019-08-29

Electric submersible pumping unit

 #17
20190264540
2019-08-29

Electric submersible pumping unit

 #18
20190242210
2019-08-08

Inflatable packer internal pressure compensation assembly

 #19
20190226299
2019-07-25

Downhole wireline intervention tool

 #20
20190169954
2019-06-06

Light and buoyant retrievable assembly—wellbore tool and method

 #21
20190003277
2019-01-03

Provision of internal lines in a well tool

 #22
20180148992
2018-05-31

Annular barrier with expansion verification

 #23
20180128072
2018-05-10

Finishing tool with inflatable overshot

 #24
20170342810
2017-11-30

Gravel pack service tool with enhanced pressure maintenance

 #25
20170306714
2017-10-26

Wireline operated dump bailer and method for unloading of material in a well

 #26
20170284168
2017-10-05

Telemetrically operable packers

 #27
20170275962
2017-09-28

Telemetrically operable packers

 #28
20170081938
2017-03-23

Packer setting tool with internal pump

 #29
20160061010
2016-03-03

Apparatus and method for deploying an electrically operated pump in a wellbore

 #30
20150218923
2015-08-06

Expandable drop device

 #31
20140166277
2014-06-19

Electronically set and retrievable isolation devices for wellbores and methods thereof

 #32
20110100641
2011-05-05

Downhole piston pump and method of operation

 #33
20090260817
2009-10-22

Method and apparatus to cement a perforated casing

 #34
20090188665
2009-07-30

Monitoring of downhole parameters and tools utilizing fiber optics

 #35
20090090502
2009-04-09

Annulus sealing assembly

 #36
20080196902
2008-08-21

Wireline or coiled tubing deployed electric submersible pump

 #37
20080196880
2008-08-21

Electric submersible pump and motor assembly

 #38
20060272809
2006-12-07

Wellbores utilizing fiber optic-based sensors and operating devices

 #39
20060266513
2006-11-30

Downhole ram pump

 #40
20060081380
2006-04-20

Collar locator for slick pump

 #41
20050279503
2005-12-22

Slickline power control interface

 #42
20050217860
2005-10-06

Electrical submersible pump actuated packer

 #43
20050126791
2005-06-16

Reciprocating slickline pump

 #44
20050012036
2005-01-20

Providing a light cell in a wellbore

 #45
19210522
2026-04-21

Systems and methods for controlled packer inflation