skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
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 #:
Issue Dt:
11/28/2017
Application #:
13261285
Filing Dt:
05/29/2012
Publication #:
Pub Dt:
09/06/2012
Inventor:
Stefan Butzmann
Title:
METHOD AND DEVICE FOR BALANCING ELECTRICAL VOLTAGES IN ELECTRICAL ACCUMULATOR UNITS
Assignment: 1
Reel/Frame:
028351/0768Recorded: 06/05/2012Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/03/2012
Assignee:
POSTFACH 30 02 20
70442 STUTTGART, GERMANY
Correspondent:
RONALD E. GREIGG
GREIGG & GREIGG P.L.L.C.
1423 POWHATAN STREET
UNIT ONE
ALEXANDRIA, VIRGINIA 22314
Assignment: 2
Reel/Frame:
062496/0861Recorded: 01/26/2023Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/17/2022
Assignee:
67 ERB ST. WEST
WATERLOO, CANADA N2L 6C2
Correspondent:
SMART & BIGGAR LP
1000 DE LA GAUCHETIÈRE OUEST SUITE 3300
MONTREAL, H3B 4W5 CANADA

Search Results as of: 08/12/2025 08:21 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT