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Patent Assignment Assignor Details
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Assignor Name : HOFELDT, DAVID L.
Total Assignments: 16
Assignment: 1
Reel/Frame:015429/0108   Pages: 8
Recorded: 12/06/2004
Attorney Dkt #:59432US005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/08/2004
2
Exec Dt:
10/08/2004
3
Exec Dt:
10/08/2004
4
Exec Dt:
11/12/2004
5
Exec Dt:
10/08/2004
6
Exec Dt:
10/08/2004
7
Exec Dt:
11/12/2004
8
Exec Dt:
10/08/2004
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10869237
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
OFFICE OF INTELLECTUAL PROPERTY COUNSEL
RICK L. FRANZEN
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 2
Reel/Frame:015888/0762   Pages: 11
Recorded: 04/07/2005
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT ASSIGNOR ON REEL 015309 FRAME 0590.
Assignors
1
Exec Dt:
10/08/2004
2
Exec Dt:
10/08/2004
3
Exec Dt:
10/08/2004
4
Exec Dt:
11/12/2004
5
Exec Dt:
10/08/2004
6
Exec Dt:
10/08/2004
7
Exec Dt:
11/12/2004
8
Exec Dt:
10/08/2004
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10869237
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
RICK L. FRANZEN
OFFICE INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 3
Reel/Frame:015423/0993   Pages: 4
Recorded: 12/03/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/12/2004
2
Exec Dt:
11/12/2004
3
Exec Dt:
11/12/2004
4
Exec Dt:
11/12/2004
5
Exec Dt:
11/15/2004
6
Exec Dt:
11/12/2004
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10869236
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 4
Reel/Frame:021057/0232   Pages: 4
Recorded: 06/05/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/05/2008
2
Exec Dt:
06/05/2008
3
Exec Dt:
06/05/2008
4
Exec Dt:
06/05/2008
5
Exec Dt:
06/05/2008
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12133487
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 5
Reel/Frame:023632/0218   Pages: 3
Recorded: 12/09/2009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/28/2009
2
Exec Dt:
10/28/2009
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12663788
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 6
Reel/Frame:029602/0428   Pages: 4
Recorded: 01/10/2013
Attorney Dkt #:66284US008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/03/2012
2
Exec Dt:
12/03/2012
3
Exec Dt:
12/03/2012
4
Exec Dt:
12/03/2012
5
Exec Dt:
12/03/2012
6
Exec Dt:
12/03/2012
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13809440
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 7
Reel/Frame:030112/0732   Pages: 5
Recorded: 03/29/2013
Attorney Dkt #:66754US004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/12/2013
2
Exec Dt:
03/11/2013
3
Exec Dt:
03/11/2013
4
Exec Dt:
02/28/2013
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13876871
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 8
Reel/Frame:030144/0043   Pages: 8
Recorded: 04/03/2013
Attorney Dkt #:66753US004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/12/2013
2
Exec Dt:
03/12/2013
3
Exec Dt:
03/12/2013
4
Exec Dt:
03/22/2013
5
Exec Dt:
03/11/2013
6
Exec Dt:
02/28/2013
7
Exec Dt:
03/12/2013
8
Exec Dt:
03/11/2013
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13877545
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 9
Reel/Frame:030981/0052   Pages: 8
Recorded: 08/09/2013
Attorney Dkt #:66752US004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/25/2013
2
Exec Dt:
06/25/2013
3
Exec Dt:
06/25/2013
4
Exec Dt:
06/25/2013
5
Exec Dt:
06/27/2013
6
Exec Dt:
06/26/2013
7
Exec Dt:
07/02/2013
8
Exec Dt:
06/26/2013
9
Exec Dt:
06/25/2013
10
Exec Dt:
06/14/2013
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13984764
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 10
Reel/Frame:032517/0165   Pages: 6
Recorded: 03/25/2014
Attorney Dkt #:67794US004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/10/2014
2
Exec Dt:
02/10/2014
3
Exec Dt:
02/17/2014
4
Exec Dt:
02/10/2014
5
Exec Dt:
02/10/2014
Assignee
1
PO BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14347022
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 11
Reel/Frame:033127/0687   Pages: 6
Recorded: 06/18/2014
Attorney Dkt #:67792US004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/03/2014
2
Exec Dt:
05/29/2014
3
Exec Dt:
06/01/2014
4
Exec Dt:
05/29/2014
Assignee
1
PO BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14366399
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 12
Reel/Frame:033401/0789   Pages: 6
Recorded: 07/28/2014
Attorney Dkt #:67793US004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/17/2014
2
Exec Dt:
06/02/2014
3
Exec Dt:
07/08/2014
4
Exec Dt:
07/08/2014
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14375002
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 13
Reel/Frame:053304/0038   Pages: 2
Recorded: 07/24/2020
Attorney Dkt #:79754US007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
07/08/2020
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16947244
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 14
Reel/Frame:055973/0123   Pages: 7
Recorded: 04/20/2021
Attorney Dkt #:81397US007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/15/2021
2
Exec Dt:
01/29/2021
3
Exec Dt:
03/22/2021
4
Exec Dt:
02/02/2021
5
Exec Dt:
03/22/2021
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17309068
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 15
Reel/Frame:059468/0038   Pages: 8
Recorded: 04/01/2022
Attorney Dkt #:82176US006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/22/2021
2
Exec Dt:
10/20/2021
3
Exec Dt:
10/20/2021
4
Exec Dt:
10/20/2021
5
Exec Dt:
10/20/2021
6
Exec Dt:
10/20/2021
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17765873
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 16
Reel/Frame:061889/0187   Pages: 8
Recorded: 11/28/2022
Attorney Dkt #:82921US005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/20/2022
2
Exec Dt:
05/04/2022
3
Exec Dt:
04/20/2022
4
Exec Dt:
04/21/2022
5
Exec Dt:
04/20/2022
6
Exec Dt:
05/25/2022
Assignee
1
P.O. BOX 33427
SAINT PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17999977
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
P.O. BOX 33427
SAINT PAUL, MN 55133-3427

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