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 :
SIVAK, ANDREW J.
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Total Assignments:
5
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Assignment:
1
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| Reel/Frame: | 004663/0807 | |
| Pages: | 2 |
| | Recorded: | 02/13/1987 | | |
| 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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06928766
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Correspondence name and address
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ARISTECH CHEMICAL CORP.
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600 GRANT ST.
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PITTSBURGH, PA 15230
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Assignment:
2
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| Reel/Frame: | 005099/0304 | |
| Pages: | 2 |
| | Recorded: | 07/05/1989 | | |
| 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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07375644
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Correspondence name and address
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WILLIAM L. KRAYER
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ARISTECH CHEMICAL CORPORATION
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600 GRANT ST.
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PITTSBURGH, PA 15230-0250
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Assignment:
3
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| Reel/Frame: | 005135/0176 | |
| Pages: | 1 |
| | Recorded: | 09/11/1989 | | |
| 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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07405245
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Correspondence name and address
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WILLIAM L. KRAYER
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ARISTECH CHEMICAL CORP.
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600 GRANT ST.
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PITTSBURGH, PA 15230-0250
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Assignment:
4
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| Reel/Frame: | 005157/0833 | |
| Pages: | 1 |
| | Recorded: | 10/10/1989 | | |
| 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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07418602
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Correspondence name and address
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WILLIAM L. KRAYER
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ARISTECH CHEMICAL CORP.
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600 GRANT ST.
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PITTSBURGH, PA 15230-0250
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Assignment:
5
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| Reel/Frame: | 005160/0284 | |
| Pages: | 2 |
| | Recorded: | 10/16/1989 | | |
| 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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07422275
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Correspondence name and address
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WILLIAM L. KRAYER
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ARISTECH CHEMICAL CORPORATION
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600 GRANT STREET
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PITTSBURGH, PA 15230-0250
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