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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:011436/0603   Pages: 11
Recorded: 01/18/2001
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Total properties: 59
1
Patent #:
Issue Dt:
05/18/1993
Application #:
07703161
Filing Dt:
05/20/1991
Title:
POWER TAKE-OFF DRIVE
2
Patent #:
Issue Dt:
05/18/1993
Application #:
07705117
Filing Dt:
05/24/1991
Title:
HYDROSTATIC TRANSMISSION CENTER SECTION
3
Patent #:
Issue Dt:
06/15/1993
Application #:
07705127
Filing Dt:
05/24/1991
Title:
HYDROSTATIC TRANSMISSION CENTER SECTION
4
Patent #:
Issue Dt:
04/09/1996
Application #:
07706279
Filing Dt:
05/28/1991
Title:
HYDROSTATIC TRANSMISSION AND AXLE ASSEMBLY
5
Patent #:
Issue Dt:
06/16/1992
Application #:
07729431
Filing Dt:
07/12/1991
Title:
MANUAL DISPLACEMENT CONTROL
6
Patent #:
Issue Dt:
05/04/1993
Application #:
07753800
Filing Dt:
09/03/1991
Title:
TANDEM HYDRAULIC MOTOR
7
Patent #:
Issue Dt:
06/28/1994
Application #:
07805534
Filing Dt:
12/11/1991
Title:
RETAINED MAGNETIC STRIP FOR MOUNTING ON A ROTATING MEMBER TO PROVIDE A MAGNETIC FLUX TO BE SENSED
8
Patent #:
Issue Dt:
03/16/1993
Application #:
07839358
Filing Dt:
02/20/1992
Title:
SPOOL VALVE AND METHOD OF MAKING THE SAME
9
Patent #:
Issue Dt:
11/30/1993
Application #:
07883683
Filing Dt:
05/15/1992
Title:
PILOT-OPERATED PRESSURE OVERRIDE VALVE
10
Patent #:
Issue Dt:
09/07/1993
Application #:
07887857
Filing Dt:
05/26/1992
Title:
SWASHPLATE CENTERING MECHANISM FOR A VARIABLE DISPLACEMENT PUMP
11
Patent #:
Issue Dt:
08/09/1994
Application #:
07897272
Filing Dt:
06/11/1992
Title:
DUAL MODE TRANSMISSION CONTROL
12
Patent #:
Issue Dt:
11/21/1995
Application #:
07976952
Filing Dt:
11/16/1992
Title:
DISPLACEMENT OVERRIDE/BRAKE CONTROL CIRCUIT
13
Patent #:
Issue Dt:
05/03/1994
Application #:
07979185
Filing Dt:
11/19/1992
Title:
UNITARY HYDRAULIC HOUSING
14
Patent #:
Issue Dt:
12/21/1993
Application #:
08002814
Filing Dt:
01/11/1993
Title:
AUTOMOTIVE CONTROL SYSTEM FOR HYDROSTATIC PUMPS
15
Patent #:
Issue Dt:
08/09/1994
Application #:
08005452
Filing Dt:
01/19/1993
Title:
ELECTROMAGNETIC CLUTCH DRIVEN STEERABLE AXLE
16
Patent #:
Issue Dt:
07/25/1995
Application #:
08048748
Filing Dt:
04/16/1993
Title:
NEUTRAL START SWITCH AND BACKUP ALARM SWITCH, AND METHOD OF ASSEMBLING THE SAME FOR A MANUAL DISPLACEMENT CONTROL FOR A HYDROSTATIC TRANSMISSION
17
Patent #:
Issue Dt:
01/03/1995
Application #:
08049988
Filing Dt:
04/16/1993
Title:
MANUAL DISPLACEMENT CONTROL FOR HYDROSTATIC TRANSMISSIONS AND METHOD OF PRECISE SYMMETRY ADJUSTMENT THEREFORE
18
Patent #:
Issue Dt:
02/21/1995
Application #:
08104885
Filing Dt:
08/10/1993
Title:
DRIVING MECHANISM FOR AN AUTOMOTIVE PROPEL DRIVE
19
Patent #:
Issue Dt:
05/07/1996
Application #:
08181983
Filing Dt:
01/14/1994
Title:
HYDROSTATIC TRANSMISSION AND AXLE ASSEMBLY
20
Patent #:
Issue Dt:
04/18/1995
Application #:
08182336
Filing Dt:
01/18/1994
Title:
SHUTTLE ORIFICE CONTROL MECHANISM
21
Patent #:
Issue Dt:
11/26/1996
Application #:
08182769
Filing Dt:
01/14/1994
Title:
HYDROSTATIC TRANSMISSION CENTER SECTION
22
Patent #:
Issue Dt:
08/08/1995
Application #:
08225603
Filing Dt:
04/11/1994
Title:
HYDRAULIC MOTOR AND PUMP HAVING HYDRAULIC COUNTER BALANCING MEANS
23
Patent #:
Issue Dt:
07/30/1996
Application #:
08307177
Filing Dt:
09/16/1994
Title:
UNITARY HOUSING FOR DOUBLE HYDRAULIC UNIT
24
Patent #:
Issue Dt:
11/07/1995
Application #:
08315547
Filing Dt:
09/30/1994
Title:
METHOD OF ASSEMBLING A CONTROL HAVING A BODY MEMBER AND A COVER MEMBER WITH AN ACCESS APERTURE THEREIN
25
Patent #:
Issue Dt:
07/02/1996
Application #:
08348319
Filing Dt:
12/09/1994
Title:
ELECTROHYDRAULIC FAN CONTROL
26
Patent #:
Issue Dt:
08/06/1996
Application #:
08354525
Filing Dt:
12/13/1994
Title:
HYDROSTATIC TRANSMISSION AND AXLE ASSEMBLY
27
Patent #:
Issue Dt:
03/26/1996
Application #:
08383296
Filing Dt:
02/03/1995
Title:
HYDROSTATIC AXIAL PISTON PUMP WITH THREE BEARING ARRANGEMENT
28
Patent #:
Issue Dt:
10/01/1996
Application #:
08409324
Filing Dt:
03/23/1995
Title:
TRANSMISSION CONTROL SYSTEM AND METHOD
29
Patent #:
Issue Dt:
12/16/1997
Application #:
08421768
Filing Dt:
04/14/1995
Title:
FLUID PRESSURE UNIT WITH BRAKE MEANS
30
Patent #:
Issue Dt:
02/18/1997
Application #:
08432513
Filing Dt:
05/01/1995
Title:
DAMPED POPPET VALVE
31
Patent #:
Issue Dt:
12/31/1996
Application #:
08520083
Filing Dt:
08/28/1995
Title:
VIBRATION AND PRESSURE ATTENUATOR FOR HYDRAULIC UNITS
32
Patent #:
Issue Dt:
07/07/1998
Application #:
08531246
Filing Dt:
09/20/1995
Title:
TRACTION CONTROL SYSTEM AND METHOD FOR HYDRAULICALLY PROPELLED VEHICLES
33
Patent #:
Issue Dt:
09/08/1998
Application #:
08595276
Filing Dt:
02/01/1996
Title:
AXLE DRIVING APPARATUS
34
Patent #:
Issue Dt:
12/30/1997
Application #:
08619011
Filing Dt:
03/21/1996
Title:
HYDROSTATIC DRIVE WITH DATA CARRIER CONTROL
35
Patent #:
Issue Dt:
05/06/1997
Application #:
08658535
Filing Dt:
06/05/1996
Title:
HYDROSTATIC TRANSAXLE
36
Patent #:
Issue Dt:
06/03/1997
Application #:
08658618
Filing Dt:
06/05/1996
Title:
HYDROSTATIC TRANSMISSION CENTER SECTION
37
Patent #:
Issue Dt:
01/14/1997
Application #:
08658747
Filing Dt:
06/05/1996
Title:
HYDROSTATIC TRANSAXLE
38
Patent #:
Issue Dt:
05/13/1997
Application #:
08666141
Filing Dt:
06/19/1996
Title:
METHOD TO CALIBRATE A HYDROSTATIC TRANSMISSION WITH ELECTRONIC CONTROLS
39
Patent #:
Issue Dt:
12/16/1997
Application #:
08744841
Filing Dt:
11/08/1996
Title:
HYDRAULIC MOTOR
40
Patent #:
Issue Dt:
03/16/1999
Application #:
08808236
Filing Dt:
02/28/1997
Title:
CONTROL DEVICE FOR VARIABLE HYDRAULIC MACHINES
41
Patent #:
Issue Dt:
08/03/1999
Application #:
08813657
Filing Dt:
03/07/1997
Title:
SPEED SENSING DEVICE
42
Patent #:
Issue Dt:
05/11/1999
Application #:
08837209
Filing Dt:
04/14/1997
Title:
POWER TAKEOFF ASSEMBLY AND METHOD OF CONVERTING SAME TO INCLUDE SELECTIVELY CONTROLLED MULTIPLE POWER TAKEOFF SHAFTS
43
Patent #:
Issue Dt:
11/16/1999
Application #:
08858991
Filing Dt:
05/20/1997
Title:
SLIDING BEARING WITH SELF-ADJUSTED LOAD BEARING CAPACITY
44
Patent #:
Issue Dt:
08/24/1999
Application #:
08862935
Filing Dt:
05/29/1997
Title:
CONTROL SYSTEM AND METHOD TO CONTROL VARIABLE HYDRAULIC PUMPS WITH TEMPERATURE SENSOR
45
Patent #:
Issue Dt:
03/02/1999
Application #:
08872625
Filing Dt:
06/10/1997
Title:
HYDRAULIC DRIVE ASSEMBLY
46
Patent #:
Issue Dt:
07/28/1998
Application #:
08882135
Filing Dt:
06/25/1997
Title:
RETAINING SYSTEM FOR SLIPPER HOLDDOWN PINS
47
Patent #:
Issue Dt:
10/19/1999
Application #:
08951766
Filing Dt:
10/16/1997
Title:
MAGNETIC BALL JOYSTICK
48
Patent #:
Issue Dt:
08/24/1999
Application #:
09005253
Filing Dt:
01/09/1998
Title:
INTEGRAL HOLDOWN PIN MECHANISM FOR HYDRAULIC POWER UNITS
49
Patent #:
Issue Dt:
09/19/2000
Application #:
09010451
Filing Dt:
01/21/1998
Title:
DISPLACEMENT CONTROL WITH LOAD FEEDBACK AND STROKE CONTROL FOR A HYDRAULIC UNIT
50
Patent #:
Issue Dt:
08/29/2000
Application #:
09023737
Filing Dt:
02/13/1998
Title:
APPARATUS AND METHOD FOR GANGING MULTIPLE OPEN CIRCUIT PUMPS
51
Patent #:
Issue Dt:
03/07/2000
Application #:
09032052
Filing Dt:
02/27/1998
Title:
MEANS AND METHOD FOR VARYING MARGIN PRESSURE AS A FUNCTION OF PUMP DISPLACEMENT IN A PUMP WITH LOAD SENSING CONTROL
52
Patent #:
Issue Dt:
10/10/2000
Application #:
09092448
Filing Dt:
06/05/1998
Title:
MOBILE WORK VEHICLE WITH COMPACT AXLE ASSEMBLY
53
Patent #:
Issue Dt:
07/13/1999
Application #:
09141550
Filing Dt:
08/28/1998
Title:
AXLE DRIVING APPARATUS
54
Patent #:
Issue Dt:
11/16/1999
Application #:
09198664
Filing Dt:
11/23/1998
Title:
TWO-PIECE SLIPPER WITH BALANCED RUNNING FACE
55
Patent #:
Issue Dt:
10/26/1999
Application #:
09213602
Filing Dt:
12/17/1998
Title:
METHOD OF CONVERTING POWER TAKEOFF ASSEMBLY TO INCLUDE SELECTIVELY CONTROLLED MULTIPLE POWER TAKEOFF SHAFTS
56
Patent #:
Issue Dt:
11/16/1999
Application #:
09213947
Filing Dt:
12/17/1998
Title:
KIT FOR A POWER TAKEOFF ASSEMBLY FOR CONVERTING SAME TO INCLUDE SELECTIVELY CONTROLLED MULTIPLE POWER TAKEOFF SHAFTS
57
Patent #:
Issue Dt:
11/14/2000
Application #:
09262220
Filing Dt:
03/04/1999
Title:
HYDROSTATIC CIRCUIT FOR HARVESTING MACHINE
58
Patent #:
Issue Dt:
10/24/2000
Application #:
09288469
Filing Dt:
04/08/1999
Title:
METHOD AND MEANS FOR PROVIDING A STEER-ASSIST AND ANTI-SPIN SYSTEM FOR HYDROSTATICALLY PROPELLED VEHICLES
59
Patent #:
Issue Dt:
07/04/2000
Application #:
09317286
Filing Dt:
05/24/1999
Title:
PORT PLUG
Assignor
1
Exec Dt:
05/03/2000
Assignee
1
2800 E. 13TH STREET
AMES, IOWA 50020
Correspondence name and address
ZARLEY, MCKEE, THOMTE ET AL.
DONALD H. ZARLEY
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309-2721

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