Patent Assignment Abstract of Title
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Total Assignments:
4
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Patent #:
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Issue Dt:
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11/14/1989
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Application #:
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06938540
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Filing Dt:
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12/05/1986
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Inventors:
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CARL S. AHLBERG, DAVIS W. CHAMBERLIN, JEROLD W. BUSHONG, ROBERT J. OLIVEIRA et al
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Title:
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HEARING AID EAR PIECE HAVING DISPOSABLE COMPRESSIBLE POLYMERIC FOAM SLEEVE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| A CORP OF DE. |
| SAINT PAUL, MINNESOTA |
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| JAMES V. LILLY |
| 3M/OFFICE OF PATENT COUNSEL |
| P.O. BOX 33427 |
| ST. PAUL, MN 55133-3427 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 25 NY VESTERGAARDSVEJ, DK-3500 |
| VAERLOSE, DENMARK |
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| CROMPTON, SEAGER & TUFTE, LLC |
| DAVID M. CROMPTON |
| 331 SECOND AVENUE SOUTH, SUITE 895 |
| MINNEAPOLIS, MN 55401 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 420 HAYWARD AVENUE NORTH |
| OAKDALE, MINNESOTA 55128 |
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| CROMPTON, SEAGER & TUFTE, LLC |
| DAVID M. CROMPTON |
| 331 SECOND AVENUE SOUTH |
| SUITE 895 |
| MINNEAPOLIS, MN 55401 |
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Assignment:
4
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 220 SAGINAW DRIVE, SEAPORT CENTRE |
| REDWOOD CITY, CALIFORNIA 94063 |
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| CROMPTON, SEAGER & TUFTE, LLC |
| DAVID M. CROMPTON |
| 331 SECOND AVENUE SOUTH |
| SUITE 895 |
| MINNEAPOLIS, MN 55401 |
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