Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
HIRSCHFELD, STEFAN
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Total Assignments:
3
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Assignment:
1
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| Reel/Frame: | 052808/0219 | |
| Pages: | 10 |
| | Recorded: | 06/02/2020 | | |
| Attorney Dkt #: | 2019P30062US |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| KAISER-WILHELM-ALLEE 60 |
| LEVERKUSEN, GERMANY 51373 |
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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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16884146
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Correspondence name and address
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COVESTRO LLC
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1 COVESTRO CIRCLE
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PITTSBURGH, PA 15205
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Assignment:
2
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| Reel/Frame: | 063555/0354 | |
| Pages: | 10 |
| | Recorded: | 05/05/2023 | | |
| Attorney Dkt #: | 10138-2302844 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| KAISER-WILHELM-ALLEE 60 |
| LEVERKUSEN, GERMANY 51373 |
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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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18143981
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Correspondence name and address
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THE WEBB LAW FIRM
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420 FT. DUQUESNE BLVD
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ONE GATEWAY CENTER, SUITE 1200
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PITTSBURGH, PA 15222
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Assignment:
3
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| Reel/Frame: | 063892/0232 | |
| Pages: | 4 |
| | Recorded: | 06/08/2023 | | |
| Attorney Dkt #: | 10139-2303800 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| KAISER-WILHELM-ALLEE 60 |
| LEVERKUSEN, GERMANY 51373 |
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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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18266036
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Correspondence name and address
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THE WEBB LAW FIRM, P.C.
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ONE GATEWAY CENTER
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420 FT. DUQUESNE BLVD., SUITE 1200
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PITTSBURGH, PA 15222
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05/24/2024 12:45 PM
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