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David R. Budney
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Edmonton, Alberta, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Jar with improved valve
Patent number
8,695,696
Issue date
Apr 15, 2014
Lee Oilfield Services Ltd.
Michael Shoyhetman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole magnet tool and method of assembly
Patent number
8,689,889
Issue date
Apr 8, 2014
Lee Oilfield Service Ltd.
Michael Shoyhetman
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Downhole apparatus
Patent number
8,505,653
Issue date
Aug 13, 2013
Lee Oilfield Service Ltd.
Michael Shoyhetman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Double-acting jar
Patent number
8,011,427
Issue date
Sep 6, 2011
Michael Shoyhetman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Double-acting jar compounder
Patent number
7,905,289
Issue date
Mar 15, 2011
David Budney
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool
Patent number
7,828,062
Issue date
Nov 9, 2010
David L. Budney
E21 - EARTH DRILLING MINING
Information
Patent Grant
Double-acting jar
Patent number
7,753,116
Issue date
Jul 13, 2010
David Budney
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of securing a coupling to an end of a composite pipe
Patent number
5,884,383
Issue date
Mar 23, 1999
Wolfe; Donald H.
Donald H. Wolfe
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Pipe coupling
Patent number
5,685,576
Issue date
Nov 11, 1997
Donald H. Wolfe
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method of manufacturing a flexible tubular structure
Patent number
5,435,867
Issue date
Jul 25, 1995
Wolf; Donald H.
Donald H. Wolfe
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Flexible tubular structure
Patent number
5,261,462
Issue date
Nov 16, 1993
Wolfe; Donald H.
Donald H. Wolfe
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Transparent thermal panel
Patent number
5,115,612
Issue date
May 26, 1992
Vacuglas, Inc.
Anthony J. Newton
F24 - HEATING RANGES VENTILATING
Patents Applications
last 30 patents
Information
Patent Application
DOWNHOLE MAGNET TOOL AND METHOD OF ASSEMBLY
Publication number
20120261114
Publication date
Oct 18, 2012
LEE OILFIELD SERVICE LTD.
Michael Shoyhetman
E21 - EARTH DRILLING MINING
Information
Patent Application
JAR WITH IMPROVED VALVE
Publication number
20120018144
Publication date
Jan 26, 2012
LEE OILFIELD SERVIC LTD.
Michael SHOYHETMAN
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE APPARATUS
Publication number
20110240375
Publication date
Oct 6, 2011
LEE OILFIELD SERVICE LTD.
MICHAEL SHOYHETMAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Double-Acting Jar
Publication number
20100307739
Publication date
Dec 9, 2010
Michael Shoyhetman
E21 - EARTH DRILLING MINING
Information
Patent Application
DOUBLE-ACTING JAR COMPOUNDER
Publication number
20090308593
Publication date
Dec 17, 2009
DAVID BUDNEY
E21 - EARTH DRILLING MINING
Information
Patent Application
DOUBLE-ACTING JAR
Publication number
20090301707
Publication date
Dec 10, 2009
DAVID BUDNEY
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE TOOL
Publication number
20090183878
Publication date
Jul 23, 2009
David L. Budney
E21 - EARTH DRILLING MINING