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 #:
6574383
Issue Dt:
06/03/2003
Application #:
09845811
Filing Dt:
04/30/2001
Inventors:
Alexei A. Erchak, Shanhui Fan, Erich P. Ippen, John D. Joannopoulos et al
Title:
INPUT LIGHT COUPLER USING A PATTERN OF DIELECTRIC CONTRAST DISTRIBUTED IN AT LEAST TWO DIMENSIONS
Assignment: 1
Reel/Frame:
012127/0732Recorded: 09/04/2001Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
ERCHAK, ALEXEI A.
Exec Dt:
08/19/2001
FAN, SHANHUI
Exec Dt:
08/13/2001
IPPEN, ERICH P.
Exec Dt:
08/17/2001
JOANNOPOULOS, JOHN D.
Exec Dt:
08/15/2001
KOLODZIEJSKI, LESLIE A.
Exec Dt:
08/13/2001
PETRICH, GALE S.
Exec Dt:
08/13/2001
RIPIN, DANIEL J.
Exec Dt:
08/13/2001
Assignee:
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
77 MASSACHUSETTS AVENUE
CAMBRIDGE, MASSACHUSETTS 02139
Correspondent:
SAMUELS, GAUTHEIR, STEVENS & REPPERT
MATTHEW E. CONNORS
225 FRANKLIN STREET
BOSTON, MASSACHUSETTS 02110
Assignment: 2
Reel/Frame:
013079/0406Recorded: 07/12/2002Pages: 2
Conveyance:
CONFIRMATORY LICENSE (SEE DOCUMENT FOR DETAILS).
Assignor:
MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Exec Dt:
03/13/2002
Assignee:
NATIONAL SCIENCE FOUNDATION
OFFICE OF THE GENERAL COUNSEL
4201 WILSON BOULEVARD, SUITE 1265
ARLINGTON, VIRGINIA 22230
Correspondent:
ROBIN CLAY FRITSCH
OFFICE OF THE GENERAL COUNSEL
4201 WILSON BLVD., STE. 1265
ARLINGTON, VA 22230

Search Results as of: 05/07/2024 02:27 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