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JOY MANUFACTURING COMPANY
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PITTSBURGH, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Crawler-mounted conveying train
Patent number
4,852,724
Issue date
Aug 1, 1989
Joy Manufacturing Company
Theodore B. Bodimer
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Sludge processing
Patent number
4,750,274
Issue date
Jun 14, 1988
Joy Manufacturing Co.
Andrew Erdman
F26 - DRYING
Information
Patent Grant
Secondary backseat for gate valve
Patent number
4,682,757
Issue date
Jul 28, 1987
Joy Manufacturing Company
William S. Shelton
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Conveyor belt assembly and method
Patent number
4,667,812
Issue date
May 26, 1987
Joy Manufacturing Company
Barry D. Wixey
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Conveyor belt chain
Patent number
4,667,813
Issue date
May 26, 1987
Joy Manufacturing Company
Neal W. Densmore
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Heat responsive backseat for gate valves
Patent number
4,658,848
Issue date
Apr 21, 1987
Joy Manufacturing Company
Danny S. Meyer
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Continuous miner
Patent number
4,655,507
Issue date
Apr 7, 1987
Joy Manufacturing Company
Edward Wechner
E21 - EARTH DRILLING MINING
Information
Patent Grant
Valve actuator with auxiliary energy storage means
Patent number
4,651,970
Issue date
Mar 24, 1987
Joy Manufacturing Company
David R. Sadler
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic holddown screw with mechanical retention means
Patent number
4,650,225
Issue date
Mar 17, 1987
Joy Manufacturing Company
Tri C. Le
E21 - EARTH DRILLING MINING
Information
Patent Grant
Holddown screw
Patent number
4,650,226
Issue date
Mar 17, 1987
Joy Manufacturing Company
Brett A. Babbitt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bit holder
Patent number
4,650,254
Issue date
Mar 17, 1987
Joy Manufacturing Company
Edward Wechner
E21 - EARTH DRILLING MINING
Information
Patent Grant
Pump with high speed expeller
Patent number
4,648,794
Issue date
Mar 10, 1987
Joy Manufacturing Company
Harjit S. Hunjan
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Tong assembly
Patent number
4,648,292
Issue date
Mar 10, 1987
Joy Manufacturing Company
Charles W. Haynes
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for weld cladding cylindrical objects
Patent number
4,647,749
Issue date
Mar 3, 1987
Joy Manufacturing Company
Philip Koshy
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Valve with protected seats
Patent number
4,643,395
Issue date
Feb 17, 1987
Joy Manufacturing Company
John B. Williams
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Suspension system for operator's compartment
Patent number
4,616,725
Issue date
Oct 14, 1986
Joy Manufacturing Company
Donald E. McDaniel
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Rotary retainer for mining bits
Patent number
4,607,891
Issue date
Aug 26, 1986
Joy Manufacturing Company
Eugene F. Pendolino
E21 - EARTH DRILLING MINING
Information
Patent Grant
Ball valve with seat loading mechanism
Patent number
4,601,308
Issue date
Jul 22, 1986
Joy Manufacturing Company
Ralph S. Stone
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Rotary processor
Patent number
4,596,286
Issue date
Jun 24, 1986
Joy Manufacturing Company
Gary W. Stetler
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Fluidized bed classifier
Patent number
4,589,981
Issue date
May 20, 1986
Joy Manufacturing Company
Hari B. Barari
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Expanding gate valve with pneumatic actuator
Patent number
4,585,207
Issue date
Apr 29, 1986
Joy Manufacturing Company
William S. Shelton
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Bacterial regeneration apparatus and process
Patent number
4,584,271
Issue date
Apr 22, 1986
Joy Manufacturing Company
Jay L. Stern
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
High pressure sealing connection with metal seal
Patent number
4,575,106
Issue date
Mar 11, 1986
Joy Manufacturing Company
F. Harold Hollister
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Flue gas desulfurization
Patent number
4,571,330
Issue date
Feb 18, 1986
Joy Manufacturing Company
Henry V. Krigmont
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Dual diameter valve stem packing
Patent number
4,570,942
Issue date
Feb 18, 1986
Joy Manufacturing Company
Robert J. Diehl
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Cable tension control device
Patent number
4,569,489
Issue date
Feb 11, 1986
Joy Manufacturing Company
George R. Frey
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Dual stage hydraulic actuator for expanding gate valve
Patent number
4,568,058
Issue date
Feb 4, 1986
Joy Manufacturing Company
William S. Shelton
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Mining machine duct work arrangement
Patent number
4,557,524
Issue date
Dec 10, 1985
Joy Manufacturing Company
James J. Melhuish
E21 - EARTH DRILLING MINING
Information
Patent Grant
Free floating operator compartment
Patent number
4,556,117
Issue date
Dec 3, 1985
Joy Manufacturing Company
G. Robert Frey
E21 - EARTH DRILLING MINING
Information
Patent Grant
Crossover seal assembly
Patent number
4,556,224
Issue date
Dec 3, 1985
Joy Manufacturing Company
Tri C. Le
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73598309 - STRIP-EZE
Serial number
73598309
Registration number
1427205
Filing date
May 12, 1986
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73597592 - OZONE
Serial number
73597592
Registration number
1456093
Filing date
May 8, 1986
Joy Manufacturing Company
6 - Common metals and their alloys
Information
Trademark
73595289
Serial number
73595289
Registration number
1601885
Filing date
Apr 25, 1986
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73559220 - DENVER ORION
Serial number
73559220
Filing date
Sep 18, 1985
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73544145 - UNI-STACK
Serial number
73544145
Registration number
1383052
Filing date
Jun 20, 1985
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73544146 - UNI-DAPTER
Serial number
73544146
Registration number
1383053
Filing date
Jun 20, 1985
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73491301 - SHORTY
Serial number
73491301
Registration number
1336296
Filing date
Jul 24, 1984
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73421471 - MIL
Serial number
73421471
Registration number
1300186
Filing date
Apr 14, 1983
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73401919 - SYNCRO-TORQ
Serial number
73401919
Registration number
1317627
Filing date
Nov 8, 1982
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73368046 - SRL
Serial number
73368046
Registration number
1281275
Filing date
Jun 4, 1982
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73367341 - QUIET POWER
Serial number
73367341
Filing date
Jun 1, 1982
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73357278 - ST ST
Serial number
73357278
Filing date
Mar 29, 1982
JOY MANUFACTURING COMPANY JOYMANUFACTURING COMPANY
Information
Trademark
73354130 - DENVER
Serial number
73354130
Registration number
1286841
Filing date
Mar 11, 1982
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73354142 - DENVER
Serial number
73354142
Registration number
1287653
Filing date
Mar 11, 1982
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73353197 - TAILSPINNER
Serial number
73353197
Registration number
1261469
Filing date
Mar 5, 1982
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73336507 - MAVERICK
Serial number
73336507
Registration number
1211316
Filing date
Nov 9, 1981
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73335351 - MUSTANG
Serial number
73335351
Registration number
1211311
Filing date
Nov 2, 1981
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73330399 - JOY
Serial number
73330399
Registration number
1218598
Filing date
Sep 30, 1981
Joy Manufacturing Company
36 - Insurance
Information
Trademark
73330400 - JOY
Serial number
73330400
Registration number
1218599
Filing date
Sep 30, 1981
Joy Manufacturing Company
36 - Insurance
Information
Trademark
73288778 - TRUBORE
Serial number
73288778
Registration number
1194631
Filing date
Dec 8, 1980
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73288779 - TRI KELLY
Serial number
73288779
Registration number
1183503
Filing date
Dec 8, 1980
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73259523 - MSG
Serial number
73259523
Registration number
1169910
Filing date
Apr 24, 1980
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73241671 - WESTERN STEEL
Serial number
73241671
Registration number
1182438
Filing date
Dec 5, 1979
Joy Manufacturing Company
37 - Building construction
Information
Trademark
73238556 - HYDRA HOOK
Serial number
73238556
Registration number
1153678
Filing date
Nov 8, 1979
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73203002 - D-COK-R
Serial number
73203002
Registration number
1132092
Filing date
Feb 7, 1979
JOY MANUFACTURING COMPANY
7 - Machines and machine tools
Information
Trademark
73203001 - AUTO SENTRY II
Serial number
73203001
Registration number
1195504
Filing date
Feb 7, 1979
Joy Manufacturing Company
7 - Machines and machine tools
Information
Trademark
73200573 - STRING-A-LITE
Serial number
73200573
Registration number
1159772
Filing date
Jan 18, 1979
Joy Manufacturing Company
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73188369 - UNITAIR
Serial number
73188369
Registration number
1125316
Filing date
Oct 2, 1978
JOY MANUFACTURING COMPANY
7 - Machines and machine tools
Information
Trademark
73187235 - MARNICK
Serial number
73187235
Registration number
1124852
Filing date
Sep 27, 1978
JOY MANUFACTURING COMPANY
6 - Common metals and their alloys
Information
Trademark
73163772 - PE
Serial number
73163772
Registration number
1121742
Filing date
Mar 27, 1978
JOY MANUFACTURING COMPANY
7 - Machines and machine tools