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Extreme Engineering Ltd.
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Calgary, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Fluid erosion protection washer for rotating shaft in MWD tool
Patent number
7,532,540
Issue date
May 12, 2009
Extreme Engineering Ltd.
Anthony R. Dopf
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi-conductor plug and socket apparatus
Patent number
7,462,957
Issue date
Dec 9, 2008
Extreme Engineering Ltd.
Paul L. Camwell
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Assisted jump ride
Patent number
7,182,695
Issue date
Feb 27, 2007
Extreme Engineering
David Tostenson
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Harsh environment rotatable connector
Patent number
6,902,414
Issue date
Jun 7, 2005
Extreme Engineering Ltd.
Anthony R. Dopf
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Circuit to mitigate transformer shorted turn
Patent number
6,816,053
Issue date
Nov 9, 2004
Extreme Engineering Ltd.
Paul L. Camwell
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trailer for hauling recreational and advertising equipment
Patent number
6,659,496
Issue date
Dec 9, 2003
Extreme Engineering, L.L.C.
Jeffrey Dean Wilson
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Auto-belay rock climbing devices and modular climbing towers
Patent number
6,390,952
Issue date
May 21, 2002
Extreme Engineering LLC
Jeffrey D. Wilson
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Mobile, modular climbing tower
Patent number
6,083,142
Issue date
Jul 4, 2000
Extreme Engineering LLC
Jeffrey D. Wilson
A63 - SPORTS GAMES AMUSEMENTS
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Patents Applications
last 30 patents
Information
Patent Application
SPINDLE FOR MUD PULSE TELEMETRY APPLICATIONS
Publication number
20090038851
Publication date
Feb 12, 2009
Extreme Engineering Ltd.
Paul L. Camwell
E21 - EARTH DRILLING MINING
Information
Patent Application
ELECTRICAL ISOLATION CONNECTOR FOR ELECTROMAGNETIC GAP SUB
Publication number
20080191900
Publication date
Aug 14, 2008
Extreme Engineering Ltd.
Paul L. Camwell
E21 - EARTH DRILLING MINING
Information
Patent Application
Telemetry transmitter optimization using time domain reflectometry
Publication number
20080013403
Publication date
Jan 17, 2008
XAcT Downhole Telemetry Inc.
Paul L. Camwell
E21 - EARTH DRILLING MINING
Information
Patent Application
Telemetry transmitter optimization via inferred measured depth
Publication number
20070257810
Publication date
Nov 8, 2007
XAcT Downhole Telemetry Inc.
Paul L. Camwell
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus for receiving downhole acoustic signals
Publication number
20040145970
Publication date
Jul 29, 2004
Extreme Engineering Ltd.
Anthony R. Dopf
E21 - EARTH DRILLING MINING
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Trademark
last 30 trademarks
Information
Trademark
85435305 - SURVEY DURING CONNECTION
Serial number
85435305
Registration number
5084498
Filing date
Sep 29, 2011
Extreme Engineering Ltd.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
78777147 - SOC
Serial number
78777147
Registration number
3492668
Filing date
Dec 20, 2005
Extreme Engineering Ltd.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
78777146 - SURVEY ON CONNECTION
Serial number
78777146
Registration number
3499120
Filing date
Dec 20, 2005
Extreme Engineering Ltd.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
78544037 - EXTREME
Serial number
78544037
Registration number
3084837
Filing date
Jan 7, 2005
Extreme Engineering Incorporated
12 - Vehicles
Information
Trademark
76032479 - EXTREME ENGINEERING
Serial number
76032479
Registration number
2481981
Filing date
Apr 24, 2000
Extreme Engineering, LLC
28 - Games and playthings
Information
Trademark
75934220 - EXTREME CUSTOM TRAILERS
Serial number
75934220
Registration number
2484726
Filing date
Mar 3, 2000
Extreme Engineering Incorporated
12 - Vehicles
Information
Trademark
75934221 - EXTREME ENGINEERING INC
Serial number
75934221
Filing date
Mar 3, 2000
Extreme Engineering Incorporated
40 - Treatment of materials