Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
TAI, WUN T.
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Total Assignments:
4
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Assignment:
1
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| Reel/Frame: | 004111/0713 | |
| Pages: | 1 |
| | Recorded: | 04/06/1983 | | |
| 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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06341971
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Correspondence name and address
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JOHN G. PREMO
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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:
2
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| Reel/Frame: | 004325/0034 | |
| Pages: | 1 |
| | Recorded: | 11/08/1984 | | |
| 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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06621297
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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 CO.,
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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: | 006823/0480 | |
| Pages: | 3 |
| | Recorded: | 01/10/1994 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 1114 AVENUE OF THE AMERICAS |
| NEW YORK, NEW YORK 10036 |
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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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07944136
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Correspondence name and address
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JAMES P. BARR
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PATENT DEPT.
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W.R. GRACE & CO.-CONN.
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7379 ROUTE 32
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COLUMBIA, MD 21044
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Assignment:
4
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| Reel/Frame: | 006300/0318 | |
| Pages: | 6 |
| | Recorded: | 09/30/1992 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| 1114 AVENUE OF THE AMERICAS |
| NEW YORK, NEW YORK 10036 |
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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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07793760
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Correspondence name and address
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JAMES P. BARR
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W. R. GRACE & CO.-CONN.
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7379 ROUTE 32
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COLUMBIA, MD 21044
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05/10/2024 01:33 PM
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