Patent Assignment Assignor Details
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For pending or abandoned applications please consult USPTO staff.
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Assignor Name :
DUFF, KEITH J.
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Total Assignments:
2
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Assignment:
1
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| Reel/Frame: | 006638/0787 | |
| Pages: | 3 |
| | Recorded: | 08/11/1993 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| SUPELCO PARK |
| BELLEFONTE, PENNSYLVANIA 16823 |
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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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07936158
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Correspondence name and address
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JOHN K. ROEDEL, JR.
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SENNIGER, POWERS, LEAVITT & ROEDEL
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16TH FLOOR
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ONE METROPOLITAN SQUARE
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ST. LOUIS, MO 63102
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Assignment:
2
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| Reel/Frame: | 014306/0231 | |
| Pages: | 10 |
| | Recorded: | 07/17/2003 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Assignee
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| 3050 SPRUCE STREET |
| ST. LOUIS, MISSOURI 63103 |
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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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10621813
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Correspondence name and address
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SENNIGER, POWERS, LEAVITT ET AL.
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KURT F. JAMES
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ONE METROPOLITAN SQUARE
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16TH FLOOR
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ST. LOUIS, MO 63102
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