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

Assignor Name : DITTRICH, RONALD
Total Assignments: 8
Assignment: 1
Reel/Frame:013080/0265   Pages: 2
Recorded: 07/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTRICH, RONALD
Exec Dt:
04/05/2002
2
HELL, ERICH
Exec Dt:
04/05/2002
3
SCHILD, MARKUS
Exec Dt:
04/09/2002
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2
MUNICH, GERMANY D8033
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020167258
10113280
Correspondence name and address
SCHIFF HARDIN & WAITE
STEVEN H. NOLL
6600 SEARS TOWER
233 S. WACKER DRIVE
CHICAGO, IL 60606-5500
Assignment: 2
Reel/Frame:016863/0978   Pages: 2
Recorded: 08/08/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DEURINGER, JOSEF
Exec Dt:
05/30/2005
2
DITTRICH, RONALD
Exec Dt:
06/06/2005
3
FREUDENBERGER, JORG
Exec Dt:
05/30/2005
4
SCHARDT, PETER
Exec Dt:
05/30/2005
5
UECKER, JENS
Exec Dt:
05/30/2005
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2
MUNICH, GERMANY D80333
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7266179
US20050265521
11134793
Correspondence name and address
SCHIFF HARDIN LLP
PATENT DEPARTMENT
6600 SEARS TOWER - 233 S. WACKER DR
CHICAGO, IL 60606-6473
Assignment: 3
Reel/Frame:018628/0196   Pages: 2
Recorded: 11/27/2006
Attorney Dkt #:p06,0306
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTRICH, RONALD
Exec Dt:
11/14/2006
2
FREUDENBERGER, JORG
Exec Dt:
11/14/2006
3
MATTERN, DETLEF
Exec Dt:
11/14/2006
4
ROHRER, PETER
Exec Dt:
11/14/2006
5
SCHARDT, PETER
Exec Dt:
11/14/2006
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2
MUNICH, GERMANY D80333
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7369646
US20070058785
11512458
Correspondence name and address
SCHIFF HARDIN, LLP
PATENT DEPARTMENT
6600 SEARS TOWER
CHICAGO, IL 60606-6473
Assignment: 4
Reel/Frame:019665/0086   Pages: 3
Recorded: 08/08/2007
Attorney Dkt #:P07,0082
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTRICH, RONALD
Exec Dt:
05/14/2007
2
FREUDENBERGER, JOERG
Exec Dt:
05/14/2007
3
FRITZLER, SVEN
Exec Dt:
05/14/2007
4
FUCHS, MANFRED
Exec Dt:
05/14/2007
5
MATTERN, DETLEF
Exec Dt:
05/14/2007
6
ROEHRER, PETER
Exec Dt:
05/14/2007
7
SCHARDT, PETER
Exec Dt:
05/14/2007
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2
MUNICH, GERMANY 80333
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7508917
US20070274453
11752548
Correspondence name and address
DONNA MORGAN
SCHIFF HARDIN LLP
6600 SEARS TOWER
CHICAGO, IL 60606
Assignment: 5
Reel/Frame:033144/0829   Pages: 4
Recorded: 06/20/2014
Attorney Dkt #:011371-13102A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTRICH, RONALD
Exec Dt:
02/06/2014
2
FERGER, THOMAS
Exec Dt:
02/06/2014
3
HOFFMANN, CHRISTIAN
Exec Dt:
02/06/2014
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2
MUNCHEN, GERMANY 80333
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9673592
US20140168832
14109292
Correspondence name and address
LEMPIA SUMMERFIELD KATZ LLC
ONE N. LASALLE STREET
SUITE 2900
CHICAGO, IL 60602
Assignment: 6
Reel/Frame:033938/0853   Pages: 5
Recorded: 10/13/2014
Attorney Dkt #:11371-14008A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTRICH, RONALD
Exec Dt:
02/26/2014
2
FREUDENBERGER, JORG
Exec Dt:
02/26/2014
3
MATSCHULLA, JAN
Exec Dt:
02/26/2014
4
NEUMEIER, ERNST
Exec Dt:
02/26/2014
5
ROHRER, PETER
Exec Dt:
02/26/2014
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2
MUNCHEN, GERMANY 80333
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9257255
US20150043718
14176144
Correspondence name and address
LEMPIA SUMMERFIELD KATZ LLC
ONE NORTH LASALLE STREET
SUITE 2900
CHICAGO, IL 60602
Assignment: 7
Reel/Frame:035756/0931   Pages: 3
Recorded: 06/01/2015
Attorney Dkt #:11371-14093A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTRICH, RONALD
Exec Dt:
08/21/2014
2
FUCHS, MANFRED
Exec Dt:
08/21/2014
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2
MÜNCHEN, GERMANY 80333
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9890812
US20150049861
14458027
Correspondence name and address
LEMPIA SUMMERFIELD KATZ, LLC.
ONE NORTH LASALLE STREET
SUITE 2900
CHICAGO, IL 60602
Assignment: 8
Reel/Frame:050344/0436   Pages: 2
Recorded: 09/11/2019
Attorney Dkt #:B1180/20367
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DITTRICH, RONALD
Exec Dt:
08/27/2019
Assignee
1
VISION TECHNICS UG (HAFTUNGSBESCHRAENKT)
COMENIUSSTR. 32
DRESDEN, GERMANY 01277
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210132379
16491871
Correspondence name and address
CAESAR RIVISE, PC
1635 MARKET STREET
12TH FLOOR
PHILADELPHIA, PA 19103

Search Results as of: 05/13/2024 09:59 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