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 : LEUNG, KAM H.
Total Assignments: 4
Assignment: 1
Reel/Frame:004707/0152   Pages: 2
Recorded: 05/05/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/10/1987
2
Exec Dt:
03/26/1987
Assignees
1
2
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07038361
Correspondence name and address
FREDERICK D. HUNTER
PATENT DIVISION
LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.,
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:005228/0555   Pages: 1
Recorded: 01/18/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
07/18/1989
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07383222
Correspondence name and address
DON M. KERR
PATENT DIV., LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:005811/0052   Pages: 5
Recorded: 08/07/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
01/31/1991
Assignee
1
WILMINGTON, DELAWARE
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
06844959
 
NONE
07038361
 
NONE
07042998
 
NONE
07383221
 
NONE
07383222
 
NONE
07648672
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS
GEORGE MASON BUILDING
WASHINGTON & PRINCE STREETS
POST OFFICE BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 4
Reel/Frame:005811/0057   Pages: 5
Recorded: 08/07/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
01/31/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07648672
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS
GEORGE MASON BUILDING
WASHINGTON & PRINCE STREETS
POST OFFICE BOX 1404
ALEXANDRIA, VA 22313-1404

Search Results as of: 05/30/2024 05:27 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