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

Assignee Name : RITCHIE ENGINEERING COMPANY, INC.
Total Assignments: 12
Assignment: 1
Reel/Frame:012631/0947   Pages: 3
Recorded: 02/20/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CORROSION CONSULTANTS, INC.
Exec Dt:
11/08/2001
2
SHANLEY, VICTOR J.
Exec Dt:
11/08/2001
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
6762419
NONE
08964839
 
6164348
NONE
09281206
 
6362488
NONE
09491413
 
6630682
US20030085366
09805367
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
EDWIN E. VOIGT II, ESQ.
6109 BLUE CIRCLE DRIVE
SUITE 2000
MINNETONKA, MN 55343-9131
Assignment: 2
Reel/Frame:014050/0290   Pages: 3
Recorded: 04/30/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMACHANDRAN, AJIT
Exec Dt:
04/28/2003
2
SLIGER, KEITH
Exec Dt:
04/28/2003
3
PLASEK, RONALD A.
Exec Dt:
04/28/2003
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6779350
US20030188545
10426412
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
EDWIN E. VOIGT, II
6109 BLUE CIRCLE DR., SUITE 2000
MINNETONKA, MN 55343-9185
Assignment: 3
Reel/Frame:013786/0109   Pages: 2
Recorded: 07/09/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMACHANDRAN, AJIT
Exec Dt:
06/25/2003
2
SLIGER, KEITH
Exec Dt:
06/25/2003
3
PLASEK, RONALD A.
Exec Dt:
04/28/2003
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6832491
US20040020233
10394942
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
EDWIN E. VOIGT, II
SUITE 2000, 6109 BLUE CIRCLE DRIVE
MINNETONKA, MN 55343-9185
Assignment: 4
Reel/Frame:015836/0213   Pages: 2
Recorded: 03/04/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMACHANDRAN, AJIT
Exec Dt:
02/15/2005
2
SLIGER, KEITH
Exec Dt:
03/01/2005
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050126200
11003946
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
EDWIN E. VOIGT II
6109 BLUE CIRCLE DRIVE, SUITE 2000
MINNETONKA, MN 55343-9131
Assignment: 5
Reel/Frame:016217/0818   Pages: 2
Recorded: 05/13/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEST, WILLIAM G.
Exec Dt:
04/05/2005
2
BOEHLER, DUANE H.
Exec Dt:
04/05/2005
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060228246
11103025
Correspondence name and address
EDWIN E. VOIGT II
VIDAS, ARETT & STEINKRAUS
SUITE 2000
6109 BLUE CIRCLE DRIVE
MINNETONKA, MN 55343-9131
Assignment: 6
Reel/Frame:016217/0825   Pages: 2
Recorded: 05/13/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEST, WILLIAM G.
Exec Dt:
04/11/2005
2
BOEHLER, DUANE H.
Exec Dt:
04/11/2005
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060228242
11102991
Correspondence name and address
EDWIN E. VOIGH II
VIDAS, ARRETT & STEINKRAUS, P.A.
SUITE 2000
6109 BLUE CIRCLE DRIVE
MINNETONKA, MN 55343-9131
Assignment: 7
Reel/Frame:018828/0581   Pages: 3
Recorded: 01/30/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RAMACHANDRAN, AJIT
Exec Dt:
01/22/2007
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438-2623
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070113575
11633243
Correspondence name and address
EDWIN E. VOIGT II
VIDAS, ARRETT & STEINKRAUS, P.A.
SUITE 2000
6109 BLUE CIRCLE DRIVE
MINNETONKA, MN 55343-9185
Assignment: 8
Reel/Frame:020064/0311   Pages: 2
Recorded: 11/05/2007
Attorney Dkt #:19401.2197
Conveyance: RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor
1
WELLS FARGO BANK, NATIONAL ASSOCIATION
Exec Dt:
11/02/2007
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
6832491
US20040020233
10394942
 
7073346
US20050076718
10922805
 
7159412
US20050092010
11013015
Correspondence name and address
SARINA BOURDAUX, PARALEGAL
80 SOUTH EIGHTH STREET
2200 IDS CENTER
MINNEAPOLIS, MN 55402
Assignment: 9
Reel/Frame:037933/0444   Pages: 3
Recorded: 03/09/2016
Attorney Dkt #:13705.0001US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TRUITT, PETER
Exec Dt:
12/02/2015
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D804975
NONE
29546204
Correspondence name and address
ANDREW J. LAGATTA
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 10
Reel/Frame:040862/0354   Pages: 6
Recorded: 01/05/2017
Attorney Dkt #:13705.0002US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PLASEK, RONALD A.
Exec Dt:
01/05/2017
2
JOHNSON, KARL
Exec Dt:
01/05/2017
3
TRUITT, PETER
Exec Dt:
01/05/2017
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170191719
14989403
Correspondence name and address
ANDREW J. LAGATTA
MERCHANT & GOULD P.C.
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 11
Reel/Frame:050970/0323   Pages: 4
Recorded: 11/11/2019
Attorney Dkt #:13705.0003USU1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JOHNSON, KARL
Exec Dt:
04/08/2019
2
STOPPERAN, JAHN
Exec Dt:
05/17/2019
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170100985
15288880
Correspondence name and address
ANDREW J. LAGATTA
MERCHANT & GOULD P.C.
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 12
Reel/Frame:062892/0657   Pages: 2
Recorded: 03/06/2023
Attorney Dkt #:17758US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GUSE, GREGORY M.
Exec Dt:
03/06/2023
Assignee
1
RITCHIE ENGINEERING COMPANY, INC.
10950 HAMPSHIRE AVENUE SOUTH
BLOOMINGTON, MINNESOTA 55438
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230278089
18117682
Correspondence name and address
EDWIN E. VOIGT II
8050 WASHINGTON AVE. S.
SUITE 100
EDEN PRAIRIE, MN 55344

Search Results as of: 05/27/2024 09:13 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