Patent Assignment Assignee Details
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For pending or abandoned applications please consult USPTO staff.
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Assignee Name :
KOPPERS COMPANY, INC., A DE. CORP.
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Total Assignments:
2
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Assignment:
1
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| Reel/Frame: | 004699/0671 | |
| Pages: | 1 |
| | Recorded: | 04/27/1987 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| KOPPERS BUILDING |
| PITTSBURGH, PENNSYLVANIA 15219 |
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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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06751872
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Correspondence name and address
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DANIEL J. LONG
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KOPPERS CO., INC.
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1450 KOPPERS BLDG.
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PITTSBURGH, PA 15219
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Assignment:
2
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| Reel/Frame: | 004835/0259 | |
| Pages: | 1 |
| | Recorded: | 02/29/1988 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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| 436 SEVENTH AVENUE |
| PITTSBURGH, PENNSYLVANIA 15219 |
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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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07136315
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Correspondence name and address
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CHRISTINE R. ETHRIDGE
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KIRKPATRICK AND LOCKHART
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1500 OLIVER BUILDING
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PITTSBURGH, PA 15222
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05/31/2024 11:35 AM
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