Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
CHANG, IFAY F.
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Total Assignments:
7
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Assignment:
1
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| Reel/Frame: | 003902/0204 | |
| Pages: | 2 |
| | Recorded: | 06/30/1981 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| A CORP. OF NY |
| ARMONK, NEW YORK 10504 |
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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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06280147
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Correspondence name and address
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IBM CORP.
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PAT. DEPT., P. O. 218
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YORKTOWN HEIGHTS, NY 10598
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Assignment:
2
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| Reel/Frame: | 003972/0589 | |
| Pages: | 1 |
| | Recorded: | 12/31/1981 | | |
| 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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06336193
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Correspondence name and address
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IBM CORP.
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1755 SO. JEFF. DAVIS HWY., #605
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ARLINGTON, VA 22202
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Assignment:
3
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| Reel/Frame: | 004054/0241 | |
| Pages: | 1 |
| | Recorded: | 06/30/1982 | | |
| 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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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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06393837
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NONE
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06393837
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Correspondence name and address
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IBM CORP.
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PATENT DEPT.
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P. O. 218
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YORKTOWN HEIGHTS, NY 10598
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Assignment:
4
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| Reel/Frame: | 004426/0994 | |
| Pages: | 2 |
| | Recorded: | 07/16/1985 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| A CORP. OF NY |
| ARMONK, NEW YORK 10504 |
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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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06743190
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Correspondence name and address
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THOMAS P. DOWD
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IBM PATENT OPERATIONS
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P.O. BOX 218
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YORKTOWN HEIGHTS, NY 10598
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Assignment:
5
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| Reel/Frame: | 004421/0252 | |
| Pages: | 1 |
| | Recorded: | 05/17/1985 | | |
| 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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06735430
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Correspondence name and address
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RONALD L. DRUMHELLER
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IBM PAT. OPERS., P. O. BOX 218
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YORKTOWN HEIGHTS, NY 10598
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Assignment:
6
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| Reel/Frame: | 004656/0841 | |
| Pages: | 1 |
| | Recorded: | 12/08/1986 | | |
| 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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06925343
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Correspondence name and address
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THOMAS P. DOWD
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INTELLECTUAL PROPERTY LAW DEPT.
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IBM CORP., P. O. BOX 218
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YORKTOWN HEIGHTS, NY 10598
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Assignment:
7
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| Reel/Frame: | 007618/0693 | |
| Pages: | 2 |
| | Recorded: | 08/18/1995 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| OLD ORCHARD ROAD |
| ARMONK, NEW YORK 10504 |
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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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08484628
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Correspondence name and address
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LOUIS J. PERCELLO
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IBM CORPORATION
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INTELLECTUAL PROPERTY LAW
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P.O. BOX 218
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YORKTOWN HEIGHTS, NY 10598
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