Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
WILLIAMSON, CHARLES D.
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Total Assignments:
8
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Assignment:
1
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| Reel/Frame: | 004437/0479 | |
| Pages: | 1 |
| | Recorded: | 08/02/1985 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06750181
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Correspondence name and address
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JAMES J. FLYNN
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LEGAL DEPARTMENT
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E. I. DU PONT DE NEMOURS & CO.
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WILMINGTON, DE 19898
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Assignment:
2
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| Reel/Frame: | 004537/0479 | |
| Pages: | 1 |
| | Recorded: | 04/07/1986 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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06848527
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Correspondence name and address
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JOHN G. PREMO
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PATENT & LICENSING DEPT.
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NALCO CHEMICAL COMPANY
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2901 BUTTERFIELD ROAD
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OAK BROOK, IL 60521
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Assignment:
3
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| Reel/Frame: | 004972/0610 | |
| Pages: | 1 |
| | Recorded: | 11/14/1988 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07272237
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Correspondence name and address
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BARRY W. SUFRIN
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HOSIER & SUFRIN
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100 SOUTH WACKER DRIVE, STE. 224
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CHICAGO, IL 60606
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Assignment:
4
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| Reel/Frame: | 005200/0375 | |
| Pages: | 1 |
| | Recorded: | 07/21/1989 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07354042
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Correspondence name and address
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JOHN G. PREMO
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PATENT & LICENSING DEPT.
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NALCO CHEMICAL COMPANY
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ONE NALCO CENTER
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NAPERVILLE, IL 60566-1024
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Assignment:
5
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| Reel/Frame: | 005132/0439 | |
| Pages: | 1 |
| | Recorded: | 08/04/1989 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| A CORP. OF DE |
| NAPERVILLE, ILLINOIS |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07375548
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Correspondence name and address
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JOHN G. PREMO
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PATENT & LICENSING DEPT.
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NALCO CHEMICAL CO.
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ONE NALCO CENTER
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NAPERVILLE, IL 60566-1024
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Assignment:
6
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| Reel/Frame: | 005231/0168 | |
| Pages: | 1 |
| | Recorded: | 02/05/1990 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07475386
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Correspondence name and address
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ROBERT A. MILLER
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PATENT & LICENSING DEPT.
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NALCO CHEMICAL COMPANY
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ONE NALCO CENTER
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NAPERVILLE, IL 60566-1024
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Assignment:
7
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| Reel/Frame: | 005513/0175 | |
| Pages: | 2 |
| | Recorded: | 11/14/1990 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| A DE CORP. |
| NAPERVILLE, ILLINOIS |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07598059
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Correspondence name and address
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ROBERT A. MILLER
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PATENT & LICENSING DEPT.
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NALCO CHEMICAL CO.,
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ONE NALCO CENTER
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NAPERVILLE, IL 60563-1198
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Assignment:
8
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| Reel/Frame: | 005684/0459 | |
| Pages: | 2 |
| | Recorded: | 04/23/1991 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Pat #
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Pub #
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Intl #
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App #
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NONE
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07690044
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Correspondence name and address
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PAUL D. GREELEY
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AILES, OHLANDT & GREELEY
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12 BROOKFIELD DRIVE
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SHELTON, CT 06484
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