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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:005556/0242   Pages: 24
Recorded: 12/24/1990
Conveyance: SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 48
1
Patent #:
Issue Dt:
03/19/1974
Application #:
05218359
Filing Dt:
01/17/1972
Title:
DUAL CYCLE CAM GRINDING MACHINE WITH ELECTRIC PULSE OPERATED WHEEL FEE D
2
Patent #:
Issue Dt:
10/16/1973
Application #:
05236017
Filing Dt:
03/20/1972
Title:
AUTOMATIC WORKPIECE LOADING ARRANGEMENT FOR A GRINDER FEED WHEEL
3
Patent #:
Issue Dt:
Application #:
05251140
Filing Dt:
Title:
4
Patent #:
Issue Dt:
04/02/1974
Application #:
05261890
Filing Dt:
06/12/1972
Title:
ROTARY WORK CARRIER ARRANGEMENT FOR A DOUBLE DISC GRINDER
5
Patent #:
Issue Dt:
Application #:
05299781
Filing Dt:
Title:
6
Patent #:
Issue Dt:
Application #:
05328095
Filing Dt:
Title:
7
Patent #:
Issue Dt:
12/24/1974
Application #:
05345693
Filing Dt:
03/28/1973
Title:
GRINDING MACHINE WITH WORKPIECE LOCATOR ASSEMBLY
8
Patent #:
Issue Dt:
04/16/1974
Application #:
05347610
Filing Dt:
04/03/1973
Title:
WORK FEEDER FOR A DOUBLE DISC GRINDER
9
Patent #:
Issue Dt:
11/04/1975
Application #:
05419997
Filing Dt:
11/29/1973
Title:
DUAL ROLL DRESSING DEVICE
10
Patent #:
Issue Dt:
11/11/1975
Application #:
05428708
Filing Dt:
12/27/1973
Title:
DUAL CYCLE CAM GRINDING MACHINE WITH ELECTRIC PULSE WHEEL FEED
11
Patent #:
Issue Dt:
05/06/1975
Application #:
05450666
Filing Dt:
03/13/1974
Title:
WORKHOLDER
12
Patent #:
Issue Dt:
Application #:
05463508
Filing Dt:
Title:
13
Patent #:
Issue Dt:
06/01/1976
Application #:
05568537
Filing Dt:
04/16/1975
Title:
CLAMPING FIXTURE FOR A DOUBLE DISC GRINDER
14
Patent #:
Issue Dt:
05/04/1976
Application #:
05590956
Filing Dt:
01/27/1975
Title:
ENERGY ABSORBING DEVICE
15
Patent #:
Issue Dt:
04/26/1977
Application #:
05641540
Filing Dt:
12/17/1975
Title:
TURRET WORK LOADER
16
Patent #:
Issue Dt:
05/08/1979
Application #:
05789532
Filing Dt:
04/20/1977
Title:
DC MOTOR CONTROLLER
17
Patent #:
Issue Dt:
05/06/1980
Application #:
05886996
Filing Dt:
03/16/1978
Title:
METHOD AND APPARATUS FOR GRINDING A WORKPIECE
18
Patent #:
Issue Dt:
02/05/1980
Application #:
05887207
Filing Dt:
03/16/1978
Title:
GAUGE ASSEMBLY
19
Patent #:
Issue Dt:
06/03/1980
Application #:
05905650
Filing Dt:
05/15/1978
Title:
GRINDING MACHINE
20
Patent #:
Issue Dt:
01/13/1981
Application #:
05926503
Filing Dt:
07/20/1978
Title:
WORKPIECE END LOCATOR
21
Patent #:
Issue Dt:
06/17/1980
Application #:
05941018
Filing Dt:
09/11/1978
Title:
WORKPIECE POSITIONING APPARATUS
22
Patent #:
Issue Dt:
02/24/1981
Application #:
06007658
Filing Dt:
01/29/1979
Title:
HUB ASSEMBLY
23
Patent #:
Issue Dt:
06/24/1980
Application #:
06014310
Filing Dt:
02/23/1979
Title:
GAGE FOR DIRECT INTERNAL MEASUREMENT
24
Patent #:
Issue Dt:
01/26/1982
Application #:
06067240
Filing Dt:
08/17/1979
Title:
TOOL CHANGER FOR VERTICAL SPINDLE MACHINE
25
Patent #:
Issue Dt:
01/26/1982
Application #:
06082039
Filing Dt:
10/05/1979
Title:
GRINDING MACHINE AND METHOD
26
Patent #:
Issue Dt:
07/07/1981
Application #:
06082519
Filing Dt:
10/09/1979
Title:
COMPENSATING STEADYREST
27
Patent #:
Issue Dt:
06/23/1981
Application #:
06084717
Filing Dt:
10/15/1979
Title:
METHOD AND APPARATUS FOR DRESSING GRINDING WHEELS
28
Patent #:
Issue Dt:
10/06/1981
Application #:
06108364
Filing Dt:
12/31/1979
Title:
METHOD AND APPARATUS FOR GRINDING A WORKPIECE
29
Patent #:
Issue Dt:
07/20/1982
Application #:
06195413
Filing Dt:
10/09/1980
Title:
QUICK RELEASE HUB ASSEMBLY
30
Patent #:
Issue Dt:
01/18/1983
Application #:
06206122
Filing Dt:
11/12/1980
Title:
GRINDING APPARATUS HAVING IMPROVED WORKPIECE HANDLING ACCESSORY
31
Patent #:
Issue Dt:
04/24/1984
Application #:
06228424
Filing Dt:
01/26/1981
Title:
DUAL WHEEL CYLINDRICAL GRINDING CENTER
32
Patent #:
Issue Dt:
08/09/1983
Application #:
06238393
Filing Dt:
02/24/1981
Title:
ADJUSTABLE CRANKPIN LOCATORS FOR A CRANKSHAFT GRINDING MACHINE
33
Patent #:
Issue Dt:
11/29/1983
Application #:
06277651
Filing Dt:
08/11/1980
Title:
LASER MEASURING SYSTEM AND METHOD FOR TURNING MACHINE
34
Patent #:
Issue Dt:
11/16/1982
Application #:
06277899
Filing Dt:
06/26/1981
Title:
CONTINUOUS CONTACT GAGE FOR STRIP ROLLING PROCESS HAVING FLOATING MECHANISM
35
Patent #:
Issue Dt:
01/10/1984
Application #:
06302250
Filing Dt:
09/14/1981
Title:
TOOL SETTING DEVICE FOR MACHINING CENTER
36
Patent #:
Issue Dt:
07/10/1984
Application #:
06374578
Filing Dt:
05/03/1982
Title:
CONTROL FOR GRINDING MACHINE
37
Patent #:
Issue Dt:
03/13/1984
Application #:
06431513
Filing Dt:
09/30/1982
Title:
GRINDING APPARATUS HAVING IMPROVED WORKPIECE HANDLING ACCESSORY AND METHOD
38
Patent #:
Issue Dt:
04/16/1985
Application #:
06506076
Filing Dt:
06/20/1983
Title:
GRINDING MACHINE HAVING IMPROVED DRESSING MEANS
39
Patent #:
Issue Dt:
02/18/1986
Application #:
06575084
Filing Dt:
01/30/1984
Title:
METHOD OF ADAPTIVE GRINDING
40
Patent #:
Issue Dt:
12/10/1985
Application #:
06584201
Filing Dt:
02/27/1984
Title:
TOOLING ATTACHMENT ADAPTOR ASSEMBLY
41
Patent #:
Issue Dt:
07/15/1986
Application #:
06709996
Filing Dt:
03/12/1985
Title:
MACHINE WITH ROTATING CUTTING TOOL
42
Patent #:
Issue Dt:
12/01/1987
Application #:
06719370
Filing Dt:
04/03/1985
Title:
DUAL WHEEL CYLINDRICAL GRINDING CENTER
43
Patent #:
Issue Dt:
07/05/1988
Application #:
06925367
Filing Dt:
10/30/1986
Title:
APPARATUS FOR GRINDING A WORKPIECE
44
Patent #:
Issue Dt:
12/13/1988
Application #:
06925439
Filing Dt:
10/31/1986
Title:
METHOD FOR GENERATING AXIS CONTROL DATA FOR USE IN CONTROLLING A GRINDING MACHINE AND THE LIKE AND SYSTEM THEREFOR
45
Patent #:
Issue Dt:
08/22/1989
Application #:
06925715
Filing Dt:
10/30/1986
Title:
APPARATUS FOR GRINDING A WORKPIECE
46
Patent #:
Issue Dt:
05/23/1989
Application #:
06927259
Filing Dt:
11/04/1986
Title:
APPARATUS FOR GRINDING A WORKPIECE
47
Patent #:
Issue Dt:
07/25/1989
Application #:
07166256
Filing Dt:
03/10/1988
Title:
APPARATUS FOR GRINDING A WORKPIECE
48
Patent #:
Issue Dt:
Application #:
UNAVAILABLE
Filing Dt:
Title:
Assignor
1
Exec Dt:
05/24/1989
Assignee
1
ONE OXFORD CENTRE
PITTSBURGH, PENNSYLVANIA 15219
Correspondence name and address
EDWARD J. CHALFIE
KECK, MAHIN & CATE
8300 SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, IL 60606-6589

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