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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:017176/0706   Pages: 10
Recorded: 01/27/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 142
Page 1 of 2
Pages: 1 2
1
Patent #:
Issue Dt:
07/14/1987
Application #:
06752354
Filing Dt:
07/03/1985
Title:
TEMPERATURE CONTROL OF CRYOGENIC SYSTEMS
2
Patent #:
Issue Dt:
04/07/1987
Application #:
06757003
Filing Dt:
07/19/1985
Title:
CRYOPUMP WITH EXHAUST FILTER
3
Patent #:
Issue Dt:
12/22/1987
Application #:
06778719
Filing Dt:
09/23/1985
Title:
METHOD AND APPARATUS FOR IMPROVING THE SAFETY AND EXTENDING THE RANGE OF IONIZATION GAUGE SYSTEMS
4
Patent #:
Issue Dt:
01/12/1988
Application #:
06834201
Filing Dt:
02/27/1986
Title:
CRYOGENIC REFRIGERATOR COMPRESSOR WITH EXTERNALLY ADJUSTABLE BY-PASS/RELIEF VALVE
5
Patent #:
Issue Dt:
08/09/1988
Application #:
06885218
Filing Dt:
07/14/1986
Title:
CRYOGENIC REFRIGERATION SYSTEM HAVING AN INVOLUTE LAMINATED STATOR FOR ITS LINEAR DRIVE MOTOR
6
Patent #:
Issue Dt:
08/16/1988
Application #:
06887369
Filing Dt:
07/17/1986
Title:
CRYOPUMP AND METHOD OF STARTING THE CRYOPUMP
7
Patent #:
Issue Dt:
07/14/1987
Application #:
06895268
Filing Dt:
08/11/1986
Title:
COOLING HEAT EXCHANGER
8
Patent #:
Issue Dt:
09/15/1987
Application #:
06906797
Filing Dt:
09/12/1986
Title:
OIL COOLED HERMETIC COMPRESSOR USED FOR HELIUM SERVICE
9
Patent #:
Issue Dt:
07/05/1988
Application #:
07006006
Filing Dt:
01/21/1987
Title:
SQUEEZE FILM BEARING FOR STIRLING CYCLE COMPRESSOR PISTONS
10
Patent #:
Issue Dt:
01/12/1988
Application #:
07052137
Filing Dt:
04/28/1987
Title:
CRYOPUMP WITH QUICKER ADSORPTION
11
Patent #:
Issue Dt:
05/23/1989
Application #:
07054935
Filing Dt:
05/27/1987
Title:
CRYOGENIC REFRIGERATOR HAVING A CONVECTION SYSTEM TO COOL A HERMETIC COMPRESSOR
12
Patent #:
Issue Dt:
05/30/1989
Application #:
07105179
Filing Dt:
10/05/1987
Title:
PRESSURE RELIEF FILTER AND VALVE AND CRYOPUMP UTILIZING THE SAME
13
Patent #:
Issue Dt:
01/17/1989
Application #:
07106428
Filing Dt:
10/08/1987
Title:
LINEAR DRIVE MOTOR WITH FLEXURE BEARING SUPPORT
14
Patent #:
Issue Dt:
04/11/1989
Application #:
07106630
Filing Dt:
10/08/1987
Title:
LINEAR DRIVE MOTOR WITH IMPROVED DYNAMIC ABSORBER
15
Patent #:
Issue Dt:
01/10/1989
Application #:
07141996
Filing Dt:
01/06/1988
Title:
REMOTE RECONDENSER WITH INTERMEDIATE TEMPERATURE HEAT SINK
16
Patent #:
Issue Dt:
06/12/1990
Application #:
07172558
Filing Dt:
03/24/1988
Title:
BYPASS RELIEF POPPET VALVE
17
Patent #:
Issue Dt:
01/24/1989
Application #:
07195366
Filing Dt:
05/13/1988
Title:
CRYOGENIC REFRIGERATOR COMPRESSOR WITH EXTERNALLY ADJUSTABLE BY-PASS/ RELIEF VALVE
18
Patent #:
Issue Dt:
09/05/1989
Application #:
07210724
Filing Dt:
06/23/1988
Title:
CRYOPUMP WITH VIBRATION ISOLATION
19
Patent #:
Issue Dt:
04/24/1990
Application #:
07243707
Filing Dt:
09/13/1988
Title:
ELECTRONICALLY CONTROLLED CRYOPUMP
20
Patent #:
Issue Dt:
08/21/1990
Application #:
07270660
Filing Dt:
11/14/1988
Title:
COMPACT HEAT EXCHANGER FOR A CRYOGENIC REFRIGERATOR
21
Patent #:
Issue Dt:
01/30/1990
Application #:
07355048
Filing Dt:
05/15/1989
Title:
OPTIMALLY STAGED CRYOPUMP
22
Patent #:
Issue Dt:
05/15/1990
Application #:
07371510
Filing Dt:
06/26/1989
Title:
LINEAR MOTOR COMPRESSOR WITH STATIONARY PISTON
23
Patent #:
Issue Dt:
10/29/1991
Application #:
07383170
Filing Dt:
07/20/1989
Title:
METHOD AND APPARATUS FOR CONTROLLING A CRYOGENIC REFRIGERATION SYSTEM
24
Patent #:
Issue Dt:
10/30/1990
Application #:
07423728
Filing Dt:
10/17/1989
Title:
CRYOPUMP WITH MULTIPLE REFRIGERATORS
25
Patent #:
Issue Dt:
08/06/1991
Application #:
07466974
Filing Dt:
01/18/1990
Title:
CRYOGENIC REFRIGERATOR WITH CORNER SEAL
26
Patent #:
Issue Dt:
03/26/1991
Application #:
07470069
Filing Dt:
01/25/1990
Title:
OPTIMALLY STAGED CRYOPUMP
27
Patent #:
Issue Dt:
07/07/1992
Application #:
07507579
Filing Dt:
04/11/1990
Title:
IONIZATION VACUUM GAUGE WITH EMISSION OF ELECTRONS IN PARALLEL PATHS
28
Patent #:
Issue Dt:
04/14/1992
Application #:
07571870
Filing Dt:
08/22/1990
Title:
CRYOGENIC RECONDENSER WITH REMOTE COLD BOX
29
Patent #:
Issue Dt:
10/20/1992
Application #:
07647848
Filing Dt:
01/30/1991
Title:
CRYOPUMP WITH IMPROVED SECOND STAGE PASSAGEWAY
30
Patent #:
Issue Dt:
05/18/1993
Application #:
07702597
Filing Dt:
05/17/1991
Title:
CRYOPUMP WITH DIFFERENTIAL PUMPING CAPABILITY
31
Patent #:
Issue Dt:
10/27/1992
Application #:
07704664
Filing Dt:
05/20/1991
Title:
ELECTRONICALLY CONTROLLED CRYOPUMP
32
Patent #:
Issue Dt:
01/05/1993
Application #:
07717085
Filing Dt:
06/18/1991
Title:
ELECTRONICALLY CONTROLLED CRYOPUMP AND NETWORK INTERFACE
33
Patent #:
Issue Dt:
10/05/1993
Application #:
07778371
Filing Dt:
10/17/1991
Title:
IONIZATION GAUGE AND METHOD OF USING AND CALIBRATING SAME
34
Patent #:
Issue Dt:
09/07/1993
Application #:
07795783
Filing Dt:
11/21/1991
Title:
ULTRA HIGH VACUUM CRYOPUMP RELIEF VALVE ASSEMBLY
35
Patent #:
Issue Dt:
08/11/1992
Application #:
07800759
Filing Dt:
12/02/1991
Title:
PRESSURE RELIEF VALVE AND CRYOPUMP UTILIZING THE SAME
36
Patent #:
Issue Dt:
07/20/1993
Application #:
07870443
Filing Dt:
04/16/1992
Title:
CRYOPUMP WATER DRAIN
37
Patent #:
Issue Dt:
11/16/1993
Application #:
07886721
Filing Dt:
05/21/1992
Title:
CRYOGENIC WATERPUMP
38
Patent #:
Issue Dt:
04/12/1994
Application #:
07898080
Filing Dt:
06/12/1992
Title:
CRYOPUMP AND CRYOPANEL HAVING FROST CONCENTRATING DEVICE
39
Patent #:
Issue Dt:
03/22/1994
Application #:
07906665
Filing Dt:
06/30/1992
Title:
IONIZATION GAUGE AND METHOD OF USING AND CALIBRATING SAME
40
Patent #:
Issue Dt:
11/30/1993
Application #:
07936564
Filing Dt:
08/27/1992
Title:
ELECTRONICALLY CONTROLLED CRYOPUMP AND NETWORK INTERFACE
41
Patent #:
Issue Dt:
09/06/1994
Application #:
07944040
Filing Dt:
09/11/1992
Title:
ELECTRONICALLY CONTROLLED CRYOPUMP
42
Patent #:
Issue Dt:
12/27/1994
Application #:
08023697
Filing Dt:
02/26/1993
Title:
CRYOPUMP WITH ELECTRONICALLY CONTROLLED REGENERATION
43
Patent #:
Issue Dt:
08/16/1994
Application #:
08057708
Filing Dt:
05/04/1993
Title:
CRYOGENIC REFRIGERATOR WITH SINGLE STAGE COMPRESSOR
44
Patent #:
Issue Dt:
08/02/1994
Application #:
08069534
Filing Dt:
06/01/1993
Title:
CRYOPUMP WATER DRAIN
45
Patent #:
Issue Dt:
10/18/1994
Application #:
08081524
Filing Dt:
06/23/1993
Title:
ULTRA HIGH VACUUM CRYOPUMP RELIEF VALVE ASSEMBLY
46
Patent #:
Issue Dt:
08/22/1995
Application #:
08092692
Filing Dt:
07/16/1993
Title:
TURBMOLECULAR PUMP WITH VALVES AND INTEGRATED ELECTRONICS CONTROLS
47
Patent #:
Issue Dt:
09/26/1995
Application #:
08130128
Filing Dt:
10/04/1993
Title:
WIDE RANGE VACUUM GAUGE
48
Patent #:
Issue Dt:
06/06/1995
Application #:
08164953
Filing Dt:
12/10/1993
Title:
IONIZATION GAUGE AND METHOD OF USING AND CALIBRATING SAME
49
Patent #:
Issue Dt:
09/12/1995
Application #:
08252886
Filing Dt:
06/02/1994
Title:
ELECTRONIC PROCESS CONTROLLER HAVING PASSWORD OVERRIDE
50
Patent #:
Issue Dt:
01/16/1996
Application #:
08331170
Filing Dt:
10/28/1994
Title:
HIGH CONDUCTANCE WATER PUMP
51
Patent #:
Issue Dt:
05/21/1996
Application #:
08374140
Filing Dt:
01/18/1995
Title:
CONTROLLED CRYOPUMP REGENERATION PRESSURES
52
Patent #:
Issue Dt:
05/13/1997
Application #:
08396528
Filing Dt:
03/01/1995
Title:
VIBRATIONALLY ISOLATED THERMAL SYSTEM FOR A CRYOGENICALLY COOLED DEVICE
53
Patent #:
Issue Dt:
07/23/1996
Application #:
08434343
Filing Dt:
05/02/1995
Title:
SHIELDED CRYOGENIC TRAP
54
Patent #:
Issue Dt:
12/03/1996
Application #:
08496468
Filing Dt:
06/29/1995
Title:
CRYOSTAT REFRIGERATION SYSTEM USING MIXED REFRIGERANTS IN A CLOSED VAPOR COMPRESSION CYCLE HAVING A FIXED FLOW RESTRICTOR
55
Patent #:
Issue Dt:
01/21/1997
Application #:
08499257
Filing Dt:
07/07/1995
Title:
CLOSED CYCLE CRYOGENIC REFRIGERATION SYSTEM WITH AUTOMATIC VARIABLE FLOW AREA THROTTLING DEVICE
56
Patent #:
Issue Dt:
02/08/2000
Application #:
08517091
Filing Dt:
08/21/1995
Title:
ELECTRONICALLY CONTROLLED VACUUM PUMP WITH CONTROL MODULE
57
Patent #:
Issue Dt:
12/24/1996
Application #:
08524400
Filing Dt:
09/06/1995
Title:
MRI CRYOSTAT COOLED BY OPEN AND CLOSED CYCLE REFRIGERATION SYSTEMS
58
Patent #:
Issue Dt:
01/13/1998
Application #:
08560719
Filing Dt:
11/20/1995
Title:
HIGH EFFICIENCY THROTTLE CRYOGENIC REFRIGERATOR BASED ON ONE STAGE COMPRESSOR
59
Patent #:
Issue Dt:
11/18/1997
Application #:
08615131
Filing Dt:
03/14/1996
Title:
THROTTLE CYCLE CRYOPUMPING SYSTEM FOR GROUP I GASES
60
Patent #:
Issue Dt:
05/25/1999
Application #:
08631532
Filing Dt:
04/12/1996
Title:
CRYOPUMP WITH GAS HEATED EXHAUST VALVE AND METHOD OF WARNING SURFACES OF AN EXHAUST VALVE
61
Patent #:
Issue Dt:
03/24/1998
Application #:
08633150
Filing Dt:
04/16/1996
Title:
PRECOOLED VAPOR-LIQUID REFRIGERATION CYCLE
62
Patent #:
Issue Dt:
09/01/1998
Application #:
08708451
Filing Dt:
09/05/1996
Title:
CORROSION RESISTANT CRYOPUMP
63
Patent #:
Issue Dt:
09/01/1998
Application #:
08745419
Filing Dt:
11/12/1996
Title:
IONIZATION GAUGE AND METHOD OF USING AND CALIBRATING SAME
64
Patent #:
Issue Dt:
03/17/1998
Application #:
08773816
Filing Dt:
12/19/1996
Title:
CONVECTION-SHIELDED CRYOPUMP
65
Patent #:
Issue Dt:
07/07/1998
Application #:
08778035
Filing Dt:
01/02/1997
Title:
ENHANCED COOLDOWN OF MULTIPLE CRYOGENIC REFRIGERATORS SUPPLIED BY A COMMON COMPRESSOR
66
Patent #:
Issue Dt:
07/21/1998
Application #:
08795981
Filing Dt:
02/05/1997
Title:
CRYOPUMP WITH IMPROVED SHIELDING
67
Patent #:
Issue Dt:
01/26/1999
Application #:
08848973
Filing Dt:
05/02/1997
Title:
PURGE AND ROUGH CRYOPUMP REGENERATION PROCESS, CRYOPUMP AND CONTROLLER
68
Patent #:
Issue Dt:
03/02/1999
Application #:
08874122
Filing Dt:
06/12/1997
Title:
LOW VIBRATION THROTTLING DEVICE FOR THROTTLE-CYCLE REFRIGERATORS
69
Patent #:
Issue Dt:
02/15/2000
Application #:
08897629
Filing Dt:
07/21/1997
Title:
APPARATUS AND METHODS FOR HEAT LOSS PRESSURE MEASUREMENT
70
Patent #:
Issue Dt:
05/04/1999
Application #:
08900600
Filing Dt:
07/25/1997
Title:
CRYOPUMP SYNCHRONOUS MOTOR LOAD MONITOR
71
Patent #:
Issue Dt:
05/11/1999
Application #:
08915035
Filing Dt:
08/20/1997
Title:
WATER PUMP WITH INTEGRAL GATE VALVE
72
Patent #:
Issue Dt:
03/30/1999
Application #:
08915036
Filing Dt:
08/20/1997
Title:
LOW PROFILE IN LINE CRYOGENIC WATER PUMP
73
Patent #:
Issue Dt:
02/15/2000
Application #:
08917932
Filing Dt:
08/27/1997
Title:
MINIATURE IONIZATION GAUGE UTILIZING MULTIPLE ION COLLECTORS
74
Patent #:
Issue Dt:
10/13/1998
Application #:
08978463
Filing Dt:
11/25/1997
Title:
CRYOPUMP WITH SELECTIVE CONDENSATION AND DEFROST
75
Patent #:
Issue Dt:
05/11/1999
Application #:
09004776
Filing Dt:
01/09/1998
Title:
FORCE BALANCING CAPACITANCE MANOMETER
76
Patent #:
Issue Dt:
11/02/1999
Application #:
09010403
Filing Dt:
01/21/1998
Title:
CRYOPUMP WITH AN EXHAUST FILTER
77
Patent #:
Issue Dt:
06/27/2000
Application #:
09010484
Filing Dt:
01/21/1998
Title:
IONIZATION GAUGE AND METHOD OF USING AND CALIBRATING SAME
78
Patent #:
Issue Dt:
05/25/1999
Application #:
09042487
Filing Dt:
03/16/1998
Title:
CONVECTION-SHIELDED CRYOPUMP
79
Patent #:
Issue Dt:
08/07/2001
Application #:
09114549
Filing Dt:
07/13/1998
Title:
VACUUM NETWORK CONTROLLER
80
Patent #:
Issue Dt:
04/17/2001
Application #:
09187380
Filing Dt:
11/06/1998
Title:
CRYOGENIC REFRIGERATOR WITH A GASEOUS CONTAMINANT REMOVAL SYSTEM
81
Patent #:
Issue Dt:
12/05/2000
Application #:
09229721
Filing Dt:
01/13/1999
Title:
HIGH CAPACITY CRYOPUMP
82
Patent #:
Issue Dt:
07/02/2002
Application #:
09276845
Filing Dt:
03/26/1999
Title:
FORCE BALANCING CAPACITANCE MANOMETER
83
Patent #:
Issue Dt:
04/04/2000
Application #:
09276985
Filing Dt:
03/26/1999
Title:
MINIATURE IONIZATION GAUGE UTILIZING MULTIPLE ION COLLECTORS
84
Patent #:
Issue Dt:
11/20/2001
Application #:
09438736
Filing Dt:
11/11/1999
Title:
CRYOPUMP SYSTEM WITH MODULAR ELECTRONICS
85
Patent #:
Issue Dt:
10/08/2002
Application #:
09454358
Filing Dt:
12/03/1999
Title:
ELECTRONICALLY CONTROLLED VACUUM PUMP
86
Patent #:
Issue Dt:
05/08/2001
Application #:
09475392
Filing Dt:
12/30/1999
Title:
METHOD OF PRESSURE MEASUREMENT
87
Patent #:
Issue Dt:
03/06/2001
Application #:
09528472
Filing Dt:
03/17/2000
Title:
Miniature ionization gauge utilizing multiple ion collectors
88
Patent #:
Issue Dt:
07/24/2001
Application #:
09542345
Filing Dt:
04/05/2000
Title:
Particulate dam for cryopump flange
89
Patent #:
Issue Dt:
12/09/2003
Application #:
09583339
Filing Dt:
05/31/2000
Title:
APPARATUS AND METHODS FOR HEAT LOSS PRESSURE MEASUREMENT
90
Patent #:
Issue Dt:
12/11/2001
Application #:
09627579
Filing Dt:
07/28/2000
Title:
Cryopump with gate valve control
91
Patent #:
Issue Dt:
04/29/2003
Application #:
09669930
Filing Dt:
09/26/2000
Title:
PRESSURE TRANSDUCER ASSEMBLY
92
Patent #:
Issue Dt:
11/19/2002
Application #:
09728501
Filing Dt:
11/30/2000
Publication #:
Pub Dt:
11/22/2001
Title:
REFRIGERANT BLEND FREE OF R-22 FOR USE IN ULTRALOW TEMPERATURE REFRIGERATION
93
Patent #:
Issue Dt:
06/25/2002
Application #:
09780026
Filing Dt:
02/09/2001
Title:
WAVE SPRING LOADED SPLIT SEAL SYSTEM
94
Patent #:
Issue Dt:
04/12/2005
Application #:
09821830
Filing Dt:
03/29/2001
Publication #:
Pub Dt:
07/25/2002
Title:
MODULE AND CONNECTOR LATCH
95
Patent #:
Issue Dt:
12/30/2003
Application #:
09822106
Filing Dt:
03/30/2001
Publication #:
Pub Dt:
10/03/2002
Title:
VACUUM SYSTEM INFORMATION NETWORK
96
Patent #:
Issue Dt:
03/11/2003
Application #:
09824530
Filing Dt:
04/02/2001
Publication #:
Pub Dt:
10/03/2002
Title:
REFRIGERATION SYSTEM PRESSURE CONTROL USING A GAS VOLUME
97
Patent #:
Issue Dt:
11/20/2001
Application #:
09826692
Filing Dt:
04/05/2001
Publication #:
Pub Dt:
08/09/2001
Title:
Electronically controlled cryopump
98
Patent #:
Issue Dt:
06/10/2003
Application #:
09870385
Filing Dt:
05/30/2001
Publication #:
Pub Dt:
02/14/2002
Title:
VERY LOW TEMPERATURE REFRIGERATION SYSTEM WITH CONTROLLED COOL DOWN AND WARM UP RATES AND LONG TERM HEATING CAPABILITIES
99
Patent #:
Issue Dt:
01/28/2003
Application #:
09878160
Filing Dt:
06/07/2001
Publication #:
Pub Dt:
12/12/2002
Title:
SYSTEM AND METHOD FOR RECOVERING FROM A POWER FAILURE IN A CRYOPUMP
100
Patent #:
Issue Dt:
11/05/2002
Application #:
09886936
Filing Dt:
06/21/2001
Publication #:
Pub Dt:
01/31/2002
Title:
VERY LOW TEMPERATURE FLOW SWITCH APPARATUS
Assignor
1
Exec Dt:
10/27/2005
Assignee
1
15 ELIZABETH DRIVE
CHELMSFORD, MASSACHUSETTS 01824
Correspondence name and address
JAMES M. SMITH, ESQ.
HAMILTON, BROOK, SMITH & REYNOLDS, P.C.
530 VIRGINIA ROAD, P.O. BOX 9133
CONCORD, MA 01742-9133

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