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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:006932/0047   Pages: 494
Recorded: 12/27/1993
Conveyance: SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 284
Page 1 of 3
Pages: 1 2 3
1
Patent #:
Issue Dt:
Application #:
04878368
Filing Dt:
Title:
2
Patent #:
Issue Dt:
Application #:
05074369
Filing Dt:
Title:
3
Patent #:
Issue Dt:
Application #:
05105875
Filing Dt:
Title:
4
Patent #:
Issue Dt:
02/06/1973
Application #:
05181165
Filing Dt:
09/16/1971
Title:
SELECTIVE TONE SIGNALLING APPARATUS
5
Patent #:
Issue Dt:
08/28/1973
Application #:
05229335
Filing Dt:
02/25/1972
Title:
MESSAGE GENERATOR
6
Patent #:
Issue Dt:
Application #:
05266473
Filing Dt:
Title:
7
Patent #:
Issue Dt:
Application #:
05298664
Filing Dt:
Title:
8
Patent #:
Issue Dt:
Application #:
05404692
Filing Dt:
Title:
9
Patent #:
Issue Dt:
Application #:
05581731
Filing Dt:
Title:
10
Patent #:
Issue Dt:
Application #:
05774975
Filing Dt:
Title:
11
Patent #:
Issue Dt:
03/20/1979
Application #:
05808112
Filing Dt:
06/20/1977
Title:
DISTRIBUTED DATA PROCESSING SYSTEM
12
Patent #:
Issue Dt:
05/05/1981
Application #:
05917424
Filing Dt:
06/19/1978
Title:
TONER APPLICATOR APPARATUS
13
Patent #:
Issue Dt:
04/15/1980
Application #:
05959649
Filing Dt:
11/13/1978
Title:
TEXT EDITING SYSTEM HAVING FLEXIBLE REPETITIVE OPERATION CAPABILITY WITH KEYBOARD INTERACTIVE FEATURE
14
Patent #:
Issue Dt:
01/27/1981
Application #:
05959704
Filing Dt:
11/13/1978
Title:
TEXT EDITING SYSTEM HAVING FLEXIBLE REPETITIVE OPERATION CAPABILITY
15
Patent #:
Issue Dt:
01/27/1981
Application #:
06044184
Filing Dt:
05/31/1979
Title:
PRINTER PLATEN CLUTCH
16
Patent #:
Issue Dt:
07/21/1981
Application #:
06086058
Filing Dt:
10/18/1979
Title:
RIBBON CARTRIDGE
17
Patent #:
Issue Dt:
10/13/1981
Application #:
06129074
Filing Dt:
03/10/1980
Title:
IDEOGRAPHIC TYPEWRITER
18
Patent #:
Issue Dt:
12/07/1982
Application #:
06167465
Filing Dt:
07/11/1980
Title:
ENVELOPE FEEDER
19
Patent #:
Issue Dt:
09/04/1984
Application #:
06203945
Filing Dt:
11/04/1980
Title:
PRINT WHEEL MOUNTING ARRANGEMENT FOR PRINT HEAD AND RIBBON CARTRIDGE ASSEMBLY
20
Patent #:
Issue Dt:
06/07/1983
Application #:
06204020
Filing Dt:
11/04/1980
Title:
SELECTIVE PAPER INSERTION AND FEEDING MEANS FOR INDIVIDUAL SHEET PRINTING APPARATUS
21
Patent #:
Issue Dt:
10/18/1983
Application #:
06220902
Filing Dt:
12/29/1980
Title:
COMPUTER HAVING AN INDEXED LOCAL RAM TO STORE PREVIOUSLY TRANSLATED VIRTUAL ADDRESSES
22
Patent #:
Issue Dt:
07/12/1983
Application #:
06228526
Filing Dt:
01/26/1981
Title:
MAGNETIC TONER TRANSFER METHOD AND APPARATUS
23
Patent #:
Issue Dt:
09/20/1983
Application #:
06268934
Filing Dt:
06/01/1981
Title:
MAGNETOGRAPHIC RECORDING HEADS
24
Patent #:
Issue Dt:
07/05/1983
Application #:
06281747
Filing Dt:
07/09/1981
Title:
APPARATUS AND METHOD FOR SEPARATING ADHEARING MEDIA ELECTROSTATICALLY
25
Patent #:
Issue Dt:
11/15/1983
Application #:
06284045
Filing Dt:
07/17/1981
Title:
MAGNETIC RECORDING HEADS
26
Patent #:
Issue Dt:
10/25/1983
Application #:
06290272
Filing Dt:
08/05/1981
Title:
RECORDING HEAD PROTECTIVE OVERLAY AND CLEANING ARRANGEMENT
27
Patent #:
Issue Dt:
10/11/1983
Application #:
06290273
Filing Dt:
08/31/1981
Title:
CARTRIDGE FOR PROTECTIVE FILM OVERLAY OF A RECORDING HEAD IN A XEROGRAPHIC PRINTS
28
Patent #:
Issue Dt:
04/05/1983
Application #:
06290274
Filing Dt:
08/05/1981
Title:
TONER APPLICATOR SYSTEM FOR MAGNETOGRAPHY
29
Patent #:
Issue Dt:
10/04/1983
Application #:
06292092
Filing Dt:
08/12/1981
Title:
PAPER FEED AND FUSING ASSEMBLY FOR MAGNETOGRAPHIC PRINTING APPARATUS
30
Patent #:
Issue Dt:
05/03/1983
Application #:
06297610
Filing Dt:
08/31/1981
Title:
PROCESS FOR FABRICATING RECORDING HEADS FOR MAGNETOGRAPHY
31
Patent #:
Issue Dt:
08/16/1983
Application #:
06297672
Filing Dt:
08/31/1981
Title:
MAGNETIZING APPARATUS
32
Patent #:
Issue Dt:
06/04/1985
Application #:
06317292
Filing Dt:
11/02/1981
Title:
DATA COMMUNICATION SYSTEM WITH INCREASED EFFECTIVE BANDWIDTH
33
Patent #:
Issue Dt:
04/02/1985
Application #:
06391778
Filing Dt:
06/24/1982
Title:
DATA TRANSMITTING LINK
34
Patent #:
Issue Dt:
08/27/1985
Application #:
06412626
Filing Dt:
08/30/1982
Title:
DETECTOR USING DELAYED AND UNDERLAYED INPUTS FOR DEMODULATING FM OR PM SIGNALS
35
Patent #:
Issue Dt:
12/02/1986
Application #:
06439210
Filing Dt:
11/03/1982
Title:
EDITING VOICE DATA
36
Patent #:
Issue Dt:
05/06/1986
Application #:
06440668
Filing Dt:
11/10/1982
Title:
MANAGEMENT COMMUNICATION TERMINAL SYSTEM
37
Patent #:
Issue Dt:
09/11/1984
Application #:
06453039
Filing Dt:
12/27/1982
Title:
SUPPORT ARM
38
Patent #:
Issue Dt:
09/03/1985
Application #:
06453042
Filing Dt:
12/27/1982
Title:
KEYBOARD
39
Patent #:
Issue Dt:
02/19/1985
Application #:
06453072
Filing Dt:
12/27/1982
Title:
VIDEO DISPLAY
40
Patent #:
Issue Dt:
04/15/1986
Application #:
06454894
Filing Dt:
12/30/1982
Title:
CALL INTERCEPTOR
41
Patent #:
Issue Dt:
09/24/1985
Application #:
06463660
Filing Dt:
02/03/1983
Title:
INTERFACING A COMMUNICATION NETWORK
42
Patent #:
Issue Dt:
12/23/1986
Application #:
06466250
Filing Dt:
02/14/1983
Title:
COMPRESSION AND EXPANSION OF DIGITIZED VOICE SIGNALS
43
Patent #:
Issue Dt:
04/30/1985
Application #:
06489642
Filing Dt:
04/28/1983
Title:
SCANNER DOCUMENT POSITIONING DEVICE
44
Patent #:
Issue Dt:
06/17/1986
Application #:
06522202
Filing Dt:
08/11/1983
Title:
METHOD OF POLLING TO ASCERTAIN SERVICE NEEDS
45
Patent #:
Issue Dt:
08/12/1986
Application #:
06523527
Filing Dt:
08/17/1983
Title:
B-TREE STRUCTURED DATA BASE USING SPARSE ARRAY BIT MAPS TO STORE INVERTED LISTS
46
Patent #:
Issue Dt:
06/09/1987
Application #:
06523739
Filing Dt:
08/16/1983
Title:
CONTEXT REDUNDANCY TEXT COMPRESSION
47
Patent #:
Issue Dt:
01/15/1985
Application #:
06530191
Filing Dt:
09/07/1983
Title:
CONTROLLER FOR PERIPHERAL DATA STORAGE UNITS
48
Patent #:
Issue Dt:
02/04/1986
Application #:
06537601
Filing Dt:
09/30/1983
Title:
PRINTER
49
Patent #:
Issue Dt:
04/08/1986
Application #:
06537613
Filing Dt:
09/30/1983
Title:
SCANNING CAMERA
50
Patent #:
Issue Dt:
02/26/1991
Application #:
06538644
Filing Dt:
10/03/1983
Title:
METHOD FOR GENERATING DOCUMENT USING TABLES POINTERS AND INDERES
51
Patent #:
Issue Dt:
11/12/1985
Application #:
06538682
Filing Dt:
10/03/1983
Title:
MULTIPLE DATA BASE DISPLAY SYSTEM
52
Patent #:
Issue Dt:
12/30/1986
Application #:
06538726
Filing Dt:
10/03/1983
Title:
CONTROL STRUCTURE FOR A DOCUMENT PROCESSING SYSTEM
53
Patent #:
Issue Dt:
06/04/1985
Application #:
06538858
Filing Dt:
10/04/1983
Title:
DUAL LEVEL PATTERN RECOGNITION SYSTEM
54
Patent #:
Issue Dt:
03/27/1984
Application #:
06542556
Filing Dt:
10/17/1983
Title:
DATA PROCESSING MACHINE WITH IMPROVED CACHE MEMORY MANAGEMENT
55
Patent #:
Issue Dt:
05/24/1988
Application #:
06568997
Filing Dt:
01/09/1984
Title:
RECONFIGURABLE MEMORY SYSTEM
56
Patent #:
Issue Dt:
02/11/1986
Application #:
06579611
Filing Dt:
02/13/1984
Title:
EXCHANGE SWITCH
57
Patent #:
Issue Dt:
02/04/1986
Application #:
06595063
Filing Dt:
03/30/1984
Title:
REVERSIBLE RIBBON CARTRIDGE
58
Patent #:
Issue Dt:
11/22/1988
Application #:
06613677
Filing Dt:
05/24/1984
Title:
PRESSURE ROLLER ASSEMBLY
59
Patent #:
Issue Dt:
12/18/1984
Application #:
06617829
Filing Dt:
06/06/1984
Title:
DATA COMMUNICATION SYSTEM
60
Patent #:
Issue Dt:
12/16/1986
Application #:
06625877
Filing Dt:
06/28/1984
Title:
COMPRESSION OF DATA FOR STORAGE
61
Patent #:
Issue Dt:
02/17/1987
Application #:
06625934
Filing Dt:
06/29/1984
Title:
DIALING TONE GENERATION
62
Patent #:
Issue Dt:
02/23/1988
Application #:
06629028
Filing Dt:
07/09/1984
Title:
EMULATION OF A DATA PROCESSING SYSTEM
63
Patent #:
Issue Dt:
05/26/1987
Application #:
06650923
Filing Dt:
09/14/1984
Title:
COMBINED DATA AND VOICE COMMUNICATION TERMINAL
64
Patent #:
Issue Dt:
05/26/1987
Application #:
06650924
Filing Dt:
09/14/1984
Title:
COMBINED DATA AND VOICE COMMUNICATION TERMINAL
65
Patent #:
Issue Dt:
08/18/1987
Application #:
06655280
Filing Dt:
09/27/1984
Title:
SCREEN MANAGER FOR DATA PROCESSING SYSTEM
66
Patent #:
Issue Dt:
02/25/1986
Application #:
06655846
Filing Dt:
09/28/1984
Title:
CONTROL DEVICE
67
Patent #:
Issue Dt:
04/14/1987
Application #:
06658951
Filing Dt:
10/09/1984
Title:
TASK CONTROL MEANS FOR A MULTI-TASKING DATA PROCESSING SYSTEM
68
Patent #:
Issue Dt:
12/15/1987
Application #:
06658952
Filing Dt:
10/09/1984
Title:
DATA STRUCTURE FOR A DOCUMENT PROCESSING SYSTEM
69
Patent #:
Issue Dt:
02/21/1989
Application #:
06659203
Filing Dt:
10/09/1984
Title:
SCREEN MANAGER MULTIPLE VIEWPORT FOR A MULTI- TASKING DATA PROCESSING SYSTEM
70
Patent #:
Issue Dt:
06/14/1988
Application #:
06679675
Filing Dt:
12/10/1984
Title:
APPARATUS, METHOD, AND STRUCTURE FOR TRANSLATING A DOCUMENT HAVING ONE STRUCTURE INTO A DOCUMENT HAVING ANOTHER STRUCTURE
71
Patent #:
Issue Dt:
12/23/1986
Application #:
06687629
Filing Dt:
12/31/1984
Title:
METHOD AND APPARATUS FOR DIFFERENTIAL RUN-LENGTH CODING
72
Patent #:
Issue Dt:
03/22/1988
Application #:
06688120
Filing Dt:
12/31/1984
Title:
TERMINAL PROTOCOLS
73
Patent #:
Issue Dt:
11/25/1986
Application #:
06703798
Filing Dt:
02/21/1985
Title:
FREQUENCY MODULATED MESSAGE TRANSMISSION
74
Patent #:
Issue Dt:
08/04/1987
Application #:
06704359
Filing Dt:
02/22/1985
Title:
SIMPLIFIED CACHE WITH AUTOMATIC UPDATE
75
Patent #:
Issue Dt:
04/05/1988
Application #:
06707304
Filing Dt:
03/01/1985
Title:
DATA PROCESSING SYSTEM HAVING TUNABLE OPERATING SYSTEM MEANS
76
Patent #:
Issue Dt:
01/20/1987
Application #:
06710198
Filing Dt:
03/11/1985
Title:
WRITING PAD
77
Patent #:
Issue Dt:
01/12/1988
Application #:
06712492
Filing Dt:
03/15/1985
Title:
SYSTEM BUS MEANS FOR INTER-PROCESSOR COMMUNICATION
78
Patent #:
Issue Dt:
12/29/1987
Application #:
06713365
Filing Dt:
03/19/1985
Title:
MEMORY MEANS WITH MULTIPLE WORD READ AND SINGLE WORD WRITE
79
Patent #:
Issue Dt:
03/24/1987
Application #:
06715421
Filing Dt:
03/25/1985
Title:
TELEPHONE CIRCUITRY WITH POWER BACKUP
80
Patent #:
Issue Dt:
06/14/1988
Application #:
06719777
Filing Dt:
04/04/1985
Title:
VIDEOTEX FRAME PROCESSING
81
Patent #:
Issue Dt:
06/30/1987
Application #:
06719832
Filing Dt:
04/03/1985
Title:
METHOD OF COUPLING IDENTIFICATION TABS TO MICROFICHE FOR USE IN MICROFICHE STORAGE AND RETRIEVAL DEVICES
82
Patent #:
Issue Dt:
04/25/1989
Application #:
06733159
Filing Dt:
05/13/1985
Title:
NMOS DATA STORAGE CELL FOR CLOCKED SHIFT REGISTER APPLICATIONS
83
Patent #:
Issue Dt:
03/24/1987
Application #:
06734422
Filing Dt:
05/15/1985
Title:
SHEET FEEDING APPARATUS
84
Patent #:
Issue Dt:
05/23/1989
Application #:
06750723
Filing Dt:
06/28/1985
Title:
FIFO MEMORY WITH DECREASED FALL-THROUGH DELAY
85
Patent #:
Issue Dt:
10/29/1991
Application #:
06754116
Filing Dt:
07/12/1985
Title:
CASCADABLE, HIGH-BANDWIDTH, MULTI-CHANNEL IMAGE TRANSFER CONTROLLER
86
Patent #:
Issue Dt:
07/18/1989
Application #:
06754685
Filing Dt:
07/15/1985
Title:
ADAPTIVE THRESHOLD CIRCUIT FOR IMAGE PROCESSING
87
Patent #:
Issue Dt:
12/13/1988
Application #:
06761213
Filing Dt:
07/31/1985
Title:
APPARATUS AND METHOD FOR MONITORING AND CONTROLLING THE PREFETCHING OF INSTRUCTIONS BY AN INFORMATION PROCESSING SYSTEM
88
Patent #:
Issue Dt:
01/20/1987
Application #:
06771872
Filing Dt:
09/03/1985
Title:
MODULAR POWER SYSTEM
89
Patent #:
Issue Dt:
02/14/1989
Application #:
06773759
Filing Dt:
09/09/1985
Title:
MESSAGE TAKING AND RETRIEVAL SYSTEM
90
Patent #:
Issue Dt:
05/16/1989
Application #:
06774116
Filing Dt:
09/09/1985
Title:
APPARATUS FOR MAKING AND EDITING DICTIONARY ENTRIES IN A TEXT TO SPEECH CONVERSION SYSTEM
91
Patent #:
Issue Dt:
08/04/1987
Application #:
06794208
Filing Dt:
11/01/1985
Title:
APPARATUS FOR ATTACHING CABLE TO A KEYBOARD
92
Patent #:
Issue Dt:
11/10/1987
Application #:
06807053
Filing Dt:
11/27/1985
Title:
KEYBOARD
93
Patent #:
Issue Dt:
06/14/1988
Application #:
06807055
Filing Dt:
11/27/1985
Title:
END AND BOTTOM OF AN ADJUSTABLE SUPPORTING LEG FOR A KEYBOARD
94
Patent #:
Issue Dt:
01/05/1988
Application #:
06807059
Filing Dt:
11/27/1985
Title:
TOP PANEL FOR A KEYBOARD
95
Patent #:
Issue Dt:
03/13/1990
Application #:
06807622
Filing Dt:
12/11/1985
Title:
DATA PROCESSING SYSTEM HAVING TUNABLE OPERATING SYSTEM MEANS
96
Patent #:
Issue Dt:
06/04/1991
Application #:
06809985
Filing Dt:
12/17/1985
Title:
DATA EXCHANGE APPARATUS AND METHODS
97
Patent #:
Issue Dt:
08/09/1988
Application #:
06810795
Filing Dt:
12/19/1985
Title:
METHOD AND APPARATUS FOR FLOATING POINT OPERATIONS
98
Patent #:
Issue Dt:
12/09/1986
Application #:
06811590
Filing Dt:
12/20/1985
Title:
GROUNDING AND STRAIN RELIEF CLAMP FOR FLAT CABLES
99
Patent #:
Issue Dt:
09/22/1987
Application #:
06815424
Filing Dt:
12/31/1985
Title:
SIGNAL DETECTION AND DISCRIMINATION USING WAVEFORM PEAK FACTOR
100
Patent #:
Issue Dt:
12/20/1988
Application #:
06841070
Filing Dt:
03/18/1986
Title:
NETWORK EVENT IDENTIFIERS
Assignor
1
Exec Dt:
12/20/1993
Assignee
1
ONE POST OFFICE SQUARE
BOSTON, MASSACHUSETTS 02111
Correspondence name and address
BROWN, RUDNICK, FREED & GESMER
THEODORE ORSON, ESQUIRE
30 KENNEDY PLAZA
PROVIDENCE, RI 02903

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