Inventor

Philip M. Snider

Inventor

Houston, TX, US

Overview

1989–2021

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 58 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary

E21BEarth or rock drilling80%

F42BExplosive charges, e.g. for blasting, fireworks, ammunition10%

G01VGeophysics7%

F16LPipes1%

F42DBlasting1%

PatentTitleYear

11,098,567Well completion method2021 10,871,048Controlled bypass plug and method2020 10,837,266Constant entrance hole perforating gun system and method2020 10,774,624Constant entrance hole perforating gun system and method2020 10,753,183Refracturing in a multistring casing with constant entrance hole perforating gun system and method2020 10,746,004High density cluster based perforating system and method2020 10,746,003High density cluster based perforating system and method2020 10,612,340Wellbore plug isolation system and method2020 10,605,040Large-bore downhole isolation tool with plastically deformable seal and method2020 10,480,276Wellbore plug isolation system and method2019 10,294,752Reverse flow catch-and-release tool and method2019 10,240,446Reverse flow seat forming apparatus and method2019 10,221,654Reverse flow arming and actuation apparatus and method2019 10,184,319Reverse flow seat forming apparatus and method2019 10,180,037Wellbore plug isolation system and method2019 10,161,241Reverse flow sleeve actuation method2018 10,138,725Hydraulic delay toe valve system and method2018 10,119,377Systems, assemblies and processes for controlling tools in a well bore2018 10,107,071Systems, assemblies and processes for controlling tools in a well bore2018 10,066,461Hydraulic delay toe valve system and method2018 9,840,900'Process for inhibiting flow of fracturing fluid in an offset wellbore'2017 9,803,455'Constant entrance hole perforating gun system and method'2017 9,765,601'Constant entrance hole perforating gun system and method'2017 9,752,406'Wellbore plug isolation system and method'2017 9,725,993'Constant entrance hole perforating gun system and method'2017 9,702,222'Reverse flow multiple tool system and method'2017 9,689,232'Reverse flow actuation apparatus and method'2017 9,617,826'Reverse flow catch-and-engage tool and method'2017 9,611,721'Reverse flow sleeve actuation method'2017 9,273,535'Hydraulic flow restriction tube time delay system and method'2016 9,243,472'Wellbore plug isolation system and method'2016 9,194,227'Systems, assemblies and processes for controlling tools in a wellbore'2015 9,062,543'Wellbore plug isolation system and method'2015 8,850,899'Production logging processes and systems'2014 8,783,350'Processes for fracturing a well'2014 8,684,084'Method and apparatus for selective down hole fluid communication'2014 8,540,027'Method and apparatus for selective down hole fluid communication'2013 8,044,820'Method and system for performing operations and for improving production in wells'2011 7,714,741'Method and system for performing operations and for improving production in wells'2010 7,400,263'Method and system for performing operations and for improving production in wells'2008 7,353,866'Stimulation tool having a sealed ignition system'2008 7,283,061'Method and system for performing operations and for improving production in wells'2007 7,228,906'Propellant ignition assembly and process'2007 6,761,219'Casing conveyed perforating process and apparatus'2004 6,536,524'Method and system for performing a casing conveyed perforating process and other operations in wells'2003 6,386,288'Casing conveyed perforating process and apparatus'2002 6,367,845'Control line coupling and tubular string-control line assembly employing same'2002 6,263,283'Apparatus and method for generating seismic energy in subterranean formations'2001 6,082,450'Apparatus and method for stimulating a subterranean formation'2000 6,053,247'Method and apparatus for severing a tubular'2000 5,775,426'Apparatus and method for perforating and stimulating a subterranean formation'1998 5,598,891'Apparatus and method for perforating and fracturing'1997 5,571,986'Method and apparatus for activating an electric wireline firing system'1996 5,511,617'Apparatus and method for temporarily plugging a tubular'1996 5,454,420'Method and apparatus for rotating downhole tool in wellbore'1995 5,297,633'Inflatable packer assembly'1994 5,000,264'Method and means for introducing treatment fluid into a subterranean formation'1991 4,846,280'Drill stem test method and apparatus'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2015Patents assigned to MARATHON OIL CO (21)· patent assignee history

1989Based in Anchorage, AK, US· patent location history

1991–2021Based in Houston, TX, US· patent location history

1994–2018Patents assigned to SNIDER PHILIP M (6)· patent assignee history

1994Patents assigned to BERZIN VEL (1)· patent assignee history

2013–2021Patents assigned to GEODYNAMICS INC (31)· patent assignee history

2015–2020Based in Tomball, TX, US· patent location history

2018Patents assigned to WEATHERFORD TECH HOLDINGS LLC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GEODYNAMICS INC	31	2013–2021
MARATHON OIL CO	21	1989–2015
SNIDER PHILIP Mself	6	1994–2018
WEATHERFORD TECH HOLDINGS LLC	2	2018
BERZIN VEL	1	1994

Locations

Location	Patents	Span
Houston, Texas, US	30	1991–2021
Tomball, Texas, US	27	2015–2020
Anchorage, AK, US	1	1989