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

Reel/Frame:025459/0617   Pages: 3
Recorded: 12/07/2010
Attorney Dkt #:(0524-0140) 0506984-51
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
07/13/2004
Application #:
09951816
Filing Dt:
09/12/2001
Publication #:
Pub Dt:
08/15/2002
Title:
PHASE SHIFT MASK BLANK, PHOTO MASK BLANK AND MANUFACTURING APPARATUS AND METHOD OF BLANKS
Assignors
1
Exec Dt:
12/27/2001
2
Exec Dt:
12/27/2001
3
Exec Dt:
12/27/2001
4
Exec Dt:
12/27/2001
Assignee
1
7-5, NAKA-OCHIAI, 2-CHOME
SHINJUKU-KU
TOKYO, JAPAN
Correspondence name and address
HUSCH BLACKWELL LLP WELSH KATZ
120 SOUTH RIVERSIDE PLAZA
SUITE 2200
CHICAGO, IL 60606

Search Results as of: 05/26/2024 03:19 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