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:
08/23/1994
Application #:
07898471
Filing Dt:
06/15/1992
Inventors:
MINGCHIH M. TSENG, CARL M. PHILBROOK
Title:
SUSTAINED-RELEASE MATRICES FOR DENTAL APPLICATION
Assignment: 1
Reel/Frame:
006174/0053Recorded: 06/15/1992Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
06/15/1992
Exec Dt:
06/15/1992
Assignee:
16700 TRANS CANADA
KIRKLAND, QUEBEC, CANADA
Correspondent:
CELIA H. KETLEY
FISH & RICHARDSON
225 FRANKLIN STREET
BOSTON, MA 02110-2804
Assignment: 2
Reel/Frame:
009187/0810Recorded: 05/08/1998Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/05/1998
Assignee:
PRUDENTIAL TOWER BUILDING
BOSTON, MASSACHUSETTS 02199
Correspondent:
THE GILLETTE COMPANY
STEPHAN P. WILLIAMS, ESQ.
PRUDENTIAL TOWER BUILDING
39TH FLOOR
BOSTON, MASSACHUSETTS 02199

Search Results as of: 05/26/2024 11:26 PM
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