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 CORP OF DELAWARE
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Total Assignments:
2
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Assignment:
1
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| Reel/Frame: | 004536/0212 | |
| Pages: | 1 |
| | Recorded: | 04/14/1986 | | |
| Conveyance: | RE-RECORDING OF ASSIGNMENT RECORDED ON REEL 3909 FRAME 740 TO ADD SERIAL NUMBER AND FILING DATE |
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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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06814104
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Correspondence name and address
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DONALD M. MAC KAY
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1450 KOPPERS BLDG.,KOPPERS CO.,INC.
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PITTSBURGH, PA 15219
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Assignment:
2
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| Reel/Frame: | 004535/0074 | |
| Pages: | 1 |
| | Recorded: | 04/14/1986 | | |
| 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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06674881
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Correspondence name and address
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DONALD M. MAC KAY
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KOPPERS COMPANY, INC.
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1450 KOPPERS BLDG.
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PITTSBURGH, PA 15219
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05/22/2024 07:39 AM
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