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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : SIGLER, DAVID R
Total Assignments: 6
Assignment: 1
Reel/Frame:022287/0751   Pages: 2
Recorded: 02/20/2009
Attorney Dkt #:P003001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/19/2009
2
Exec Dt:
02/19/2009
Assignee
1
300 RENAISSANCE CENTER, MAIL CODE 482-C23-B21
DETROIT, MICHIGAN 48265-3000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12389442
Correspondence name and address
GENERAL MOTORS CORPORATION C/O REISING,
P.O. BOX 4390
TROY, MI 48099-4390
Assignment: 2
Reel/Frame:024301/0274   Pages: 2
Recorded: 04/28/2010
Attorney Dkt #:P002794
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/23/2010
2
Exec Dt:
04/23/2010
Assignee
1
300 RENAISSANCE CENTER
DETROIT, MICHIGAN 48265
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12768928
Correspondence name and address
CHARLES E. LEAHY
226 MORAN ROAD
GROSSE POINTE FARMS, MI 48236
Assignment: 3
Reel/Frame:029823/0825   Pages: 4
Recorded: 02/18/2013
Attorney Dkt #:P018900
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2013
2
Exec Dt:
02/18/2013
3
Exec Dt:
02/05/2013
Assignee
1
300 RENAISSANCE CENTER
DETROIT, MICHIGAN 48265
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13769457
Correspondence name and address
CHARLES E. LEAHY
75 CLAIRVIEW RD
GROSSE POINTE SHORES, MI 48236
Assignment: 4
Reel/Frame:036874/0864   Pages: 2
Recorded: 10/15/2015
Attorney Dkt #:P033296-RD-SDJ
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/14/2015
2
Exec Dt:
10/14/2015
3
Exec Dt:
10/14/2015
Assignee
1
300 RENAISSANCE CENTER
MAIL CODE 482-C23-B21; P.O. BOX 300
DETROIT, MICHIGAN 48265-3000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14883249
Correspondence name and address
MICHAEL J. DRUZINSKI
755 WEST BIG BEAVER ROAD
SUITE 1850
TROY, MI 48084
Assignment: 5
Reel/Frame:037179/0820   Pages: 2
Recorded: 12/01/2015
Attorney Dkt #:P028743-RD-SDJ
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/01/2015
2
Exec Dt:
12/01/2015
Assignee
1
300 RENAISSANCE CENTER
MAIL CODE 482-C23-B21; P.O. BOX 300
DETROIT, MICHIGAN 48265-3000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14854467
Correspondence name and address
MICHAEL J. DRUZINSKI
755 W. BIG BEAVER RD
SUITE 1850
TROY, MI 48085
Assignment: 6
Reel/Frame:051823/0418   Pages: 4
Recorded: 02/14/2020
Attorney Dkt #:P050782-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/19/2019
2
Exec Dt:
12/14/2019
3
Exec Dt:
12/16/2019
Assignee
1
P.O. BOX 300
DETROIT, MICHIGAN 48265-3000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16723162
Correspondence name and address
VIVACQUA LAW, PLLC
3101 E EISENHOWER PKWY
SUITE 1
ANN ARBOR, MI 48108

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