Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
Assignor Name :
AHN, BYUNG K.
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Total Assignments:
3
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Assignment:
1
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Reel/Frame: | 004060/0401 | |
| Pages: | 1 |
| | Recorded: | 11/08/1982 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Assignee
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KOPPERS BLDG. |
A CORP. OF DE |
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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06347919
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Correspondence name and address
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DONALD M. MAC KAY
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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: | 004209/0699 | |
| Pages: | 1 |
| | Recorded: | 01/16/1984 | | |
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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06411817
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Correspondence name and address
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D. M. MAC KAY
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1450 KOPPERS BLDG.
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PITTSBURGH, PA 15219
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Assignment:
3
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Reel/Frame: | 004873/0842 | |
| Pages: | 1 |
| | Recorded: | 05/17/1988 | | |
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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06404614
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Correspondence name and address
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HERBERT J. ZEH, JR.
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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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06/03/2024 11:16 AM
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