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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:012520/0052   Pages: 27
Recorded: 10/19/2001
Conveyance: SECURITY AGREEMENT
Total properties: 77
1
Patent #:
Issue Dt:
10/26/1993
Application #:
07822239
Filing Dt:
01/17/1992
Title:
LIFT-OFF MECHANISM FOR AN UPRIGHT VACUUM CLEANER
2
Patent #:
Issue Dt:
12/07/1993
Application #:
08019485
Filing Dt:
02/19/1993
Title:
CYCLONIC BACK-PACK VACUUM CLEANER
3
Patent #:
Issue Dt:
10/25/1994
Application #:
08024963
Filing Dt:
03/02/1993
Title:
RELEASE MECHANISM FOR USE WITH A VACUUM CLEANING HOSE
4
Patent #:
Issue Dt:
11/02/1999
Application #:
08685584
Filing Dt:
07/24/1996
Title:
LIFT OFF MECHANISM FOR A VACUUM CLEANER
5
Patent #:
Issue Dt:
05/09/2000
Application #:
09078620
Filing Dt:
05/14/1998
Title:
OZONE GENERATOR
6
Patent #:
Issue Dt:
12/05/2000
Application #:
09188349
Filing Dt:
11/10/1998
Title:
METHOD AND APPARATUS FOR RECOVERING WATER FROM AIR
7
Patent #:
Issue Dt:
12/11/2001
Application #:
09227196
Filing Dt:
01/08/1999
Title:
PRANDTL LAYER TURBINE
8
Patent #:
Issue Dt:
07/17/2001
Application #:
09227197
Filing Dt:
01/08/1999
Title:
PRANDTL LAYER TURBINE
9
Patent #:
Issue Dt:
05/01/2001
Application #:
09227198
Filing Dt:
01/08/1999
Title:
PRANDTL LAYER TURBINE
10
Patent #:
Issue Dt:
01/16/2001
Application #:
09227199
Filing Dt:
01/08/1999
Title:
PRANDTL LAYER TURBINE
11
Patent #:
Issue Dt:
05/29/2001
Application #:
09227204
Filing Dt:
01/08/1999
Title:
PRANDTL LAYER TURBINE
12
Patent #:
Issue Dt:
10/24/2000
Application #:
09227205
Filing Dt:
01/08/1999
Title:
PRANDTL LAYER TURBINE
13
Patent #:
Issue Dt:
02/06/2001
Application #:
09227207
Filing Dt:
01/08/1999
Title:
PRANDTL LAYER TURBINE
14
Patent #:
Issue Dt:
05/29/2001
Application #:
09227712
Filing Dt:
01/08/1999
Title:
VACUUM CLEANER
15
Patent #:
Issue Dt:
01/01/2002
Application #:
09239860
Filing Dt:
01/29/1999
Title:
CLEANER HEAD FOR A VACUUM CLEANER
16
Patent #:
Issue Dt:
05/22/2001
Application #:
09240616
Filing Dt:
02/01/1999
Title:
METHOD AND APPARATUS FOR MEASURING THE DEGREE OF TREATMENT OF A MEDIUM BY A GAS
17
Patent #:
Issue Dt:
12/05/2000
Application #:
09240618
Filing Dt:
02/01/1999
Title:
METHOD AND APPARATUS FOR CONCENTRATING A GAS USING A SINGLE STAGE ADSORPTION ZONE
18
Patent #:
Issue Dt:
11/28/2000
Application #:
09240619
Filing Dt:
02/01/1999
Title:
METHOD AND APPARATUS FOR PURIFYING WATER
19
Patent #:
Issue Dt:
04/17/2001
Application #:
09270110
Filing Dt:
03/16/1999
Title:
METHOD AND APPARATUS FOR CONCENTRATING A GAS USING A SINGLE STAGE ADSORPTION CHAMBER
20
Patent #:
Issue Dt:
12/19/2000
Application #:
09270111
Filing Dt:
03/16/1999
Title:
METHOD AND APPARATUS FOR CONCENTRATING A GAS USING A SINGLE STAGE ADSORPTION ZONE
21
Patent #:
Issue Dt:
09/26/2000
Application #:
09322916
Filing Dt:
06/01/1999
Title:
PRESSURE BASED SENSING MEANS FOR ADJUSTING THE HEIGHT OF AN AGITATOR IN A VACUUM CLEANER HEAD
22
Patent #:
Issue Dt:
07/17/2001
Application #:
09322917
Filing Dt:
06/01/1999
Title:
FLOATING AGITATOR HOUSING FOR A VACUUM CLEANER HEAD
23
Patent #:
Issue Dt:
08/08/2000
Application #:
09322987
Filing Dt:
06/01/1999
Title:
METHOD AND APPARATUS FOR INCREASING THE AIR FLOW INTO A VACUUM CLEANER HEAD
24
Patent #:
Issue Dt:
01/09/2001
Application #:
09322988
Filing Dt:
06/01/1999
Title:
METHOD AND APPARATUS FOR REDUCING THE SIZE OF ELONGATE PARTICULATE MATERIAL IN A VACUUM CLEANER HEAD
25
Patent #:
Issue Dt:
06/12/2001
Application #:
09342913
Filing Dt:
06/30/1999
Title:
FLOATING BRUSH FOR A VACUUM CLEANER HEAD
26
Patent #:
Issue Dt:
09/24/2002
Application #:
09350929
Filing Dt:
07/12/1999
Title:
METHOD AND APPARATUS FOR MEASURING THE CONCENTRATION OF A GAS
27
Patent #:
Issue Dt:
06/26/2001
Application #:
09353157
Filing Dt:
07/14/1999
Title:
PORTABLE WATER RECOVERY AND DISPENSING APPARATUS
28
Patent #:
Issue Dt:
01/16/2001
Application #:
09353443
Filing Dt:
07/14/1999
Title:
CONSTRUCTION OF A VACUUM CLEANER HEAD
29
Patent #:
Issue Dt:
08/08/2000
Application #:
09361136
Filing Dt:
07/27/1999
Title:
HANDLE FOR VACUUM CLEANER
30
Patent #:
Issue Dt:
08/15/2000
Application #:
09361207
Filing Dt:
07/27/1999
Title:
ROTATABLE HANDLE FOR A VACUUM CLEANER
31
Patent #:
Issue Dt:
03/26/2002
Application #:
09417836
Filing Dt:
10/14/1999
Title:
CONSTRUCTION OF A WATER TREATMENT RESERVOIR FOR A DOMESTIC WATER TREATMENT APPLIANCE
32
Patent #:
Issue Dt:
11/06/2001
Application #:
09434500
Filing Dt:
11/05/1999
Title:
Water Purifier
33
Patent #:
Issue Dt:
02/20/2001
Application #:
09442987
Filing Dt:
11/19/1999
Title:
OZONE GENERATOR
34
Patent #:
Issue Dt:
08/28/2001
Application #:
09450758
Filing Dt:
11/30/1999
Title:
BLADE FOR FLUID PUMP
35
Patent #:
Issue Dt:
08/28/2001
Application #:
09452429
Filing Dt:
12/01/1999
Title:
OZONE SENSOR AND METHOD FOR USE OF SAME IN WATER PURIFICATION SYSTEM
36
Patent #:
Issue Dt:
05/07/2002
Application #:
09478891
Filing Dt:
01/07/2000
Title:
Vacuum clearner utilizing electrostatic filtration and electrostatic preciptitator for use therein
37
Patent #:
Issue Dt:
11/19/2002
Application #:
09478901
Filing Dt:
01/07/2000
Title:
VACCUM CLEANER UTILIZING ELECTROSTATIC FILTRATION AND ELECTROSTATIC PRECIPITATOR FOR USE THEREIN
38
Patent #:
Issue Dt:
09/25/2001
Application #:
09523136
Filing Dt:
03/10/2000
Title:
Heat exchanger in the burner cup of a heat engine
39
Patent #:
Issue Dt:
01/08/2002
Application #:
09523137
Filing Dt:
03/10/2000
Title:
Apparatus for cooling a heat engine
40
Patent #:
Issue Dt:
08/28/2001
Application #:
09523138
Filing Dt:
03/10/2000
Title:
Heat exchanger for a heat engine
41
Patent #:
Issue Dt:
02/12/2002
Application #:
09523139
Filing Dt:
03/10/2000
Title:
Subblouvred fins and a heat engine and a heat exchanger having same
42
Patent #:
Issue Dt:
11/06/2001
Application #:
09523140
Filing Dt:
03/10/2000
Title:
Apparatus for heat transfer within a heat engine
43
Patent #:
Issue Dt:
12/25/2001
Application #:
09523141
Filing Dt:
03/10/2000
Title:
Exterior cooling for a heat engine
44
Patent #:
Issue Dt:
11/06/2001
Application #:
09523142
Filing Dt:
03/10/2000
Title:
Heat engine
45
Patent #:
Issue Dt:
08/07/2001
Application #:
09570524
Filing Dt:
05/16/2000
Title:
Heat engine
46
Patent #:
Issue Dt:
08/07/2001
Application #:
09571686
Filing Dt:
05/16/2000
Title:
Heat Engine
47
Patent #:
Issue Dt:
09/11/2001
Application #:
09571690
Filing Dt:
05/16/2000
Title:
Heat engine
48
Patent #:
Issue Dt:
08/28/2001
Application #:
09572650
Filing Dt:
05/16/2000
Title:
Heat engine
49
Patent #:
Issue Dt:
10/01/2002
Application #:
09576249
Filing Dt:
05/24/2000
Title:
VACUUM CLEANER HAVING A PLURALITY OF POWER MODES
50
Patent #:
Issue Dt:
08/14/2001
Application #:
09594715
Filing Dt:
06/16/2000
Title:
Ozonation process
51
Patent #:
Issue Dt:
02/05/2002
Application #:
09595175
Filing Dt:
06/16/2000
Title:
Method and apparatus of particle transfer in multi-stage particle separators
52
Patent #:
Issue Dt:
08/31/2004
Application #:
09679353
Filing Dt:
10/05/2000
Title:
UPRIGHT VACUUM CLEANER WITH CYCLONIC AIR FLOW
53
Patent #:
Issue Dt:
11/06/2001
Application #:
09706738
Filing Dt:
11/07/2000
Title:
Method for measuring the degree of treatment of a medium by a gas
54
Patent #:
Issue Dt:
05/21/2002
Application #:
09758181
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
10/18/2001
Title:
DOMESTIC WATER TREATMENT APPLIANCE
55
Patent #:
Issue Dt:
03/04/2003
Application #:
09758246
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
10/11/2001
Title:
CONSTRUCTION OF A WATER TREATMENT APPLIANCE
56
Patent #:
NONE
Issue Dt:
Application #:
09758247
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
11/15/2001
Title:
Ozone generator
57
Patent #:
NONE
Issue Dt:
Application #:
09758250
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
10/11/2001
Title:
VACUUM CLEANER CLEANING HEAD
58
Patent #:
Issue Dt:
12/10/2002
Application #:
09758251
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
05/23/2002
Title:
SENSOR FOR A WATER TREATMENT APPARATUS
59
Patent #:
NONE
Issue Dt:
Application #:
09758252
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
05/23/2002
Title:
METHOD AND APPARATUS FOR CONTROLLING A HOUSEHOLD WATER PURIFIER
60
Patent #:
NONE
Issue Dt:
Application #:
09758253
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
05/23/2002
Title:
Filter assembly for a household water purifier
61
Patent #:
Issue Dt:
12/10/2002
Application #:
09758254
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
05/23/2002
Title:
OZONE GENERATOR
62
Patent #:
Issue Dt:
11/05/2002
Application #:
09758255
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
05/23/2002
Title:
METHOD AND APPARATUS FOR MONITORING AN OZONE GENERATOR IN A HOUSEHOLD WATER PURIFIER
63
Patent #:
Issue Dt:
02/11/2003
Application #:
09758256
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
04/11/2002
Title:
OZONATION PROCESS
64
Patent #:
Issue Dt:
12/10/2002
Application #:
09758262
Filing Dt:
01/12/2001
Publication #:
Pub Dt:
10/11/2001
Title:
CONSTRUCTION OF A WATER TREATMENT RESERVOIR FOR A DOMESTIC WATER TREATMENT APPLIANCE
65
Patent #:
Issue Dt:
04/16/2002
Application #:
29123835
Filing Dt:
05/25/2000
Title:
Vacuum cleaner
66
Patent #:
Issue Dt:
08/21/2001
Application #:
29125396
Filing Dt:
06/22/2000
Title:
Flashlight
67
Patent #:
Issue Dt:
Application #:
99343707
Filing Dt:
Title:
68
Patent #:
Issue Dt:
Application #:
99365669
Filing Dt:
Title:
69
Patent #:
Issue Dt:
Application #:
99406422
Filing Dt:
Title:
70
Patent #:
Issue Dt:
Application #:
99407873
Filing Dt:
Title:
71
Patent #:
Issue Dt:
Application #:
99407874
Filing Dt:
Title:
72
Patent #:
Issue Dt:
Application #:
99407875
Filing Dt:
Title:
73
Patent #:
Issue Dt:
Application #:
99414241
Filing Dt:
Title:
74
Patent #:
Issue Dt:
Application #:
99417533
Filing Dt:
Title:
75
Patent #:
Issue Dt:
Application #:
99425601
Filing Dt:
Title:
76
Patent #:
Issue Dt:
Application #:
99430263
Filing Dt:
Title:
77
Patent #:
Issue Dt:
Application #:
99439631
Filing Dt:
Title:
Assignor
1
Exec Dt:
05/04/2001
Assignee
1
1650-1075 W. GEORGIA ST.
VANCOUVER, BC, BRITISH COLUMBIA
Correspondence name and address
WEISS JENSEN ELLIS & HOWARD
SUSAN L. PETERSON
520 PIKE STREET, SUITE 2600
SEATTLE, WA 98101

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