Patent Assignment Assignee Details
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For pending or abandoned applications please consult USPTO staff.
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Assignee Name :
NALCO CHEMCIAL COMPANY
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Total Assignments:
3
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Assignment:
1
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| Reel/Frame: | 003906/0184 | |
| Pages: | 1 |
| | Recorded: | 09/14/1981 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| A CORP. OF DE |
| OAK BROOK, 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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06149830
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Correspondence name and address
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JOHN G. PREMO
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NALCO CHEMICAL CO., 2901 BUTTERFIELD RD.
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OAK BROOK, IL 60521
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Assignment:
2
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| Reel/Frame: | 005860/0696 | |
| Pages: | 2 |
| | Recorded: | 09/30/1991 | | |
| Conveyance: | OPTION (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| A CORPORATION OF DE |
| ONE NALCO CENTER |
| NAPERVILLE, ILLINOIS 60563-1198 |
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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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07767395
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Correspondence name and address
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ANNE E. BROOKES
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ARNOLD, WHITE & DURKEE
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P. O. BOX 4433
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HOUSTON, TX 77210
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Assignment:
3
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| Reel/Frame: | 009396/0324 | |
| Pages: | 3 |
| | Recorded: | 12/02/1998 | | |
| Conveyance: | INVALID ASSIGNMENT. SEE RECORDING AT REEL 9507 FRAME 0834. (RE-RECORD TO CORRECT THE RECORDATION DATE) |
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Assignee
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| ONE NALCO CENTER |
| NAPERVILLE, ILLINOIS 60563 |
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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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08557882
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Correspondence name and address
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NALCO CHEMICAL COMPANY
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ELAINE M. RAMESH
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PATENT & LICENSING DEPT.
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ONE NALCO CENTER
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NAPERVILLE, IL 60563-1198
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06/27/2024 12:57 PM
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