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Patent Assignment Assignor Details
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Assignor Name : CROFOOT, DOUGLAS G.
Total Assignments: 12
Assignment: 1
Reel/Frame:005479/0859   Pages: 4
Recorded: 10/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ROCKLITZ, GARY J.
Exec Dt:
09/27/1990
2
CROFOOT, DOUGLAS G.
Exec Dt:
09/27/1990
3
ZELINKA, RICHARD L.
Exec Dt:
09/27/1990
Assignee
1
DONALDSON COMPANY, INC., A CORP. OF DE
1400 WEST 94TH STREET
BLOOMINGTON, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5066400
NONE
07595177
Correspondence name and address
MERCHANT, GOULD, SMITH, EDELL,
WELTER & SCHMIDT
3100 NORWEST CENTER
90 EAST SEVENTH STREET
MINNEAPOLIS, MN 55402
Assignment: 2
Reel/Frame:012095/0395   Pages: 5
Recorded: 08/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENSON, JAMES D.
Exec Dt:
07/05/2001
2
CROFOOT, DOUGLAS G.
Exec Dt:
07/06/2001
3
GOGINS, MARK A.
Exec Dt:
07/16/2001
4
WEIK, THOMAS M.
Exec Dt:
07/18/2001
Assignee
1
DONALDSON COMPANY, INC.
1400 W. 94TH STREET
MINNEAPOLIS, MINNESOTA 55440
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6746517
US20020046656
09871156
Correspondence name and address
MERCHANT & GOULD P.C.
MARK DIPIETRO
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 3
Reel/Frame:012217/0442   Pages: 5
Recorded: 10/02/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUNG, HOO Y.
Exec Dt:
07/05/2001
2
HALL, JOHN R.B.
Exec Dt:
07/16/2001
3
GOGINS, MARK A.
Exec Dt:
07/05/2001
4
CROFOOT, DOUGLAS G.
Exec Dt:
07/17/2001
5
WEIK, THOMAS M.
Exec Dt:
07/06/2001
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
MINNEAPOLIS, MINNESOTA 55440
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6743273
US20030106294
09871583
Correspondence name and address
MERCHANT & GOULD P.C.
MARK DIPIETRO
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 4
Reel/Frame:027581/0843   Pages: 6
Recorded: 01/24/2012
Attorney Dkt #:758.1149USC'S & USD'S
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUNG, HOO YOUNG
Exec Dt:
07/05/2001
2
HALL, JOHN R.B.
Exec Dt:
07/16/2001
3
GOGINS, MARK A.
Exec Dt:
07/05/2001
4
CROFOOT, DOUGLAS G.
Exec Dt:
07/17/2001
5
WEIK, THOMAS M.
Exec Dt:
07/06/2001
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
P.O. BOX 1299
MINNEAPOLIS, MINNESOTA 55440
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
7090715
US20040123572
10676185
 
6924028
US20040060268
10676189
 
6955775
US20040060269
10676239
 
7070640
US20040187454
10757924
 
7179317
US20070012007
10894848
 
7270693
US20060117730
11331555
 
7318852
US20070271883
11398788
 
7316723
US20070283808
11398922
 
7318853
US20070271891
11592402
 
8118901
US20100064645
12609567
 
8029588
US20110067369
12957813
 
8366797
US20120204527
13211637
Correspondence name and address
PAULY, DEVRIES SMITH, & DEFFNER, L.L.C.
45 S 7TH ST.
SUITE 3000
MINNEAPOLIS, MN 55402
Assignment: 5
Reel/Frame:029063/0874   Pages: 6
Recorded: 10/02/2012
Attorney Dkt #:758.1149US10
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUNG, HOO Y.
Exec Dt:
07/05/2001
2
HALL, JOHN R.B.
Exec Dt:
07/16/2001
3
GOGINS, MARK A.
Exec Dt:
07/05/2001
4
CROFOOT, DOUGLAS G.
Exec Dt:
07/17/2001
5
WEIK, THOMAS M.
Exec Dt:
07/06/2001
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
P.O. BOX 1299
MINNEAPOLIS, MINNESOTA 55440
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8512431
US20130001154
13611556
Correspondence name and address
PAULY, DEVRIES SMITH, & DEFFNER, L.L.C.
45 S 7TH ST.
SUITE 3000
MINNEAPOLIS, MN 55402
Assignment: 6
Reel/Frame:014136/0298   Pages: 5
Recorded: 06/06/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOGINS, MARK A.
Exec Dt:
05/13/2003
2
CHUNG, HOO YOUNG
Exec Dt:
05/13/2003
3
CROFOOT, DOUGLAS G.
Exec Dt:
05/13/2003
4
FERRER, ISMAEL
Exec Dt:
05/13/2003
5
LUZHANSKY, DMITRY
Exec Dt:
05/13/2003
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
MINNEAPOLIS, MINNESOTA 55440
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040116025
10322366
Correspondence name and address
MERCHANT & GOULD PC
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 7
Reel/Frame:017760/0592   Pages: 5
Recorded: 06/08/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KALAYCI, VELI E.
Exec Dt:
04/06/2006
2
CROFOOT, DOUGLAS G.
Exec Dt:
04/11/2006
3
GRAFE, TIMOTHY H.
Exec Dt:
04/11/2006
4
GRAHAM, KRISTINE M.
Exec Dt:
04/06/2006
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
MINNEAPOLIS, MINNESOTA 55305
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7717975
US20060230731
11354301
Correspondence name and address
MARK DIPIETRO
MERCHANT & GOULD P.C.
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 8
Reel/Frame:027885/0041   Pages: 6
Recorded: 03/19/2012
Attorney Dkt #:758.1831USC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KALAYCI, VELI E.
Exec Dt:
04/06/2006
2
CROFOOT, DOUGLAS G.
Exec Dt:
04/11/2006
3
GRAFE, TIMOTHY H.
Exec Dt:
04/11/2006
4
GRAHAM, KRISTINE M.
Exec Dt:
04/06/2006
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
P.O. BOX 1299
MINNEAPOLIS, MINNESOTA 55440
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8177876
US20110139706
13031416
Correspondence name and address
PAULY, DEVRIES SMITH, & DEFFNER, L.L.C.
45 S 7TH ST.
SUITE 3000
MINNEAPOLIS, MN 55402
Assignment: 9
Reel/Frame:030382/0690   Pages: 30
Recorded: 05/09/2013
Attorney Dkt #:758.1149US11
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUNG, HOO Y.
Exec Dt:
04/19/2013
2
HALL, JOHN R.B.
Exec Dt:
04/08/2013
3
GOGINS, MARK A.
Exec Dt:
04/21/2013
4
CROFOOT, DOUGLAS G.
Exec Dt:
05/03/2013
5
WEIK, THOMAS M
Exec Dt:
04/08/2013
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
P.O. BOX 1299
MINNEAPOLIS, MINNESOTA 55440-1299
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8709118
US20130199992
13738468
Correspondence name and address
PAULY, DEVRIES SMITH, & DEFFNER, L.L.C.
121 SOUTH 8TH STREET
TCF TOWER, SUITE 900
MINNEAPOLIS, MN 55402
Assignment: 10
Reel/Frame:033566/0429   Pages: 30
Recorded: 08/19/2014
Attorney Dkt #:758.1149US12
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUNG, HOO Y.
Exec Dt:
04/19/2013
2
HALL, JOHN R.B.
Exec Dt:
04/08/2013
3
GOGINS, MARK A.
Exec Dt:
04/21/2013
4
CROFOOT, DOUGLAS G.
Exec Dt:
05/03/2013
5
WEIK, THOMAS M.
Exec Dt:
04/08/2013
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
P.O. BOX 1299
MINNEAPOLIS, MINNESOTA 55440-1299
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9718012
US20140196420
14163262
Correspondence name and address
PAULY, DEVRIES SMITH & DEFFNER, LLC
121 SOUTH 8TH STREET
TCF TOWER, SUITE 900
MINNEAPOLIS, MN 55402
Assignment: 11
Reel/Frame:045925/0847   Pages: 30
Recorded: 04/12/2018
Attorney Dkt #:758.1149US13
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUNG, HOO Y.
Exec Dt:
04/19/2013
2
HALL, JOHN R.B.
Exec Dt:
04/08/2013
3
GOGINS, MARK A.
Exec Dt:
04/21/2013
4
CROFOOT, DOUGLAS G.
Exec Dt:
05/03/2013
5
WEIK, THOMAS M.
Exec Dt:
04/08/2013
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
P.O. BOX 1299
MINNEAPOLIS, MINNESOTA 55440-1299
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10272374
US20170319993
15631818
Correspondence name and address
PAULY, DEVRIES SMITH & DEFFNER, LLC
121 SOUTH 8TH STREET
SUITE 900
MINNEAPOLIS, MN 55402
Assignment: 12
Reel/Frame:054077/0119   Pages: 30
Recorded: 10/14/2020
Attorney Dkt #:758.1149US14
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUNG, HOO Y.
Exec Dt:
04/19/2013
2
HALL, JOHN R.B.
Exec Dt:
04/08/2013
3
GOGINS, MARK A.
Exec Dt:
04/21/2013
4
CROFOOT, DOUGLAS G.
Exec Dt:
05/03/2013
5
WEIK, THOMAS M.
Exec Dt:
04/08/2013
Assignee
1
DONALDSON COMPANY, INC.
1400 WEST 94TH STREET
P.O. BOX 1299
MINNEAPOLIS, MINNESOTA 55440-1299
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10967315
US20200122068
16397936
Correspondence name and address
PAULY, DEVRIES SMITH & DEFFNER, LLC
121 SOUTH 8TH STREET
SUITE 900
MINNEAPOLIS, MN 55402

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