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 :
CHRISOPE, DOUGLAS R.
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Total Assignments:
3
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Assignment:
1
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| Reel/Frame: | 005897/0200 | |
| Pages: | 2 |
| | Recorded: | 11/04/1991 | | |
| 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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07597493
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Correspondence name and address
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PHILIP M. PIPPENGER
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PATENT & TRADEMARK DIVISION
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ETHYL CORPORATION
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451 FLORIDA BOULEVARD
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BATON ROUGE, LA 70801
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Assignment:
2
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| Reel/Frame: | 007166/0008 | |
| Pages: | 3 |
| | Recorded: | 10/04/1994 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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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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08094482
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Correspondence name and address
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ETHYL CORPORATION
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JOHN F. SIEBERTH
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PATENT AND TRADEMARK DIVISION
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451 FLORIDA BOULEVARD
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BATON ROUGE, LOUISIANA 70801
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Assignment:
3
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| Reel/Frame: | 029876/0418 | |
| Pages: | 5 |
| | Recorded: | 02/26/2013 | | |
| Attorney Dkt #: | 106-0001USP2 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 26 BARRETT STREET |
| PORT HOPE, ONTARIO, CANADA L1A 1M7 |
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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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13749375
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Correspondence name and address
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HANLEY, FLIGHT & ZIMMERMAN
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150 S WACKER DRIVE
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SUITE 2100
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CHICAGO, IL 60606
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06/21/2024 01:56 PM
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