USPTO Assignments on the Web

	United States Patent and Trademark Office
	Home\|Site Index\|Search\|Guides\|Contacts\|eBusiness\|eBiz alerts\|News\|Help

Assignments on the Web > Patent Query

Patent Assignment Abstract of Title

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

Total Assignments: 2

Patent #:	10054167	Issue Dt:	08/21/2018	Application #:	15136003	Filing Dt:	04/22/2016
Publication #:	20160238083	Pub Dt:	08/18/2016
Inventors:	Paul A. Piorkowski, Michael J. Grimmer, Mark Gehringer, Stephanie A. Erntser et al
Title:	DRIVESHAFT WITH TWO-STAGE STIFFNESS

Assignment: 1

Reel/Frame:

041318/0129

Recorded: 02/21/2017

Pages: 5

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors:

PIORKOWSKI, PAUL A

Exec Dt:

02/20/2017

GRIMMER, MICHAEL J.

Exec Dt:

09/17/2014

GEHRINGER, MARK

Exec Dt:

09/29/2014

ERNSTER, STEPHANIE A.

Exec Dt:

09/17/2014

DEFENDERFER, ERIC J.

Exec Dt:

09/17/2014

MILLER, STEPHEN H.

Exec Dt:

09/23/2014

Assignee:

GM GLOBAL TECHNOLOGY OPERATIONS LLC

P.O. BOX 300

MAIL CODE 482-C23-B21

DETROIT, MICHIGAN 48265-3000

Correspondent:

QUINN LAW GROUP

21500 HAGGERTY ROAD, STE 300

NORTHVILLE, MI 48167

Assignment: 2

Reel/Frame:

043017/0771

Recorded: 06/28/2017

Pages: 6

Conveyance:

CORRECTIVE ASSIGNMENT TO CORRECT THE DOCKET NUMBER - P032512-GMVE-DPH/3422CIP PREVIOUSLY RECORDED ON REEL 041318 FRAME 0129. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.

Assignors:

PIORKOWSKI, PAUL A.

Exec Dt:

02/20/2017