Patent Assignment Assignee Details
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For pending or abandoned applications please consult USPTO staff.
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Assignee Name :
NALCO CHEMICAL COMPANY, NAPERVILLE, ILLINOIS, A DE. CORP.
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Total Assignments:
3
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Assignment:
1
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| Reel/Frame: | 004721/0112 | |
| Pages: | 1 |
| | Recorded: | 05/15/1987 | | |
| 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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07050840
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Correspondence name and address
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JOHN G. PREMO
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PATENT AND 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:
2
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| Reel/Frame: | 004814/0303 | |
| Pages: | 1 |
| | Recorded: | 11/23/1987 | | |
| 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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07123759
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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:
3
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| Reel/Frame: | 005263/0883 | |
| Pages: | 1 |
| | Recorded: | 03/23/1990 | | |
| 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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07497681
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Correspondence name and address
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JAMES B. KINZER
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55 EAST MONROE ST., STE. 3905
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CHICAGO, IL 60603
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05/29/2024 10:42 PM
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