Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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04/27/2021
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Application #:
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16692096
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Filing Dt:
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11/22/2019
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Publication #:
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Pub Dt:
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06/25/2020
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Inventors:
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Gerhard Kelch, Christoph Menke, Helmut Wietschorke
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Title:
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PROGRESSIVE SPECTACLE LENS HAVING A VARIABLE REFRACTIVE INDEX AND METHOD FOR THE DESIGN AND PRODUCTION THEREOF
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| TURNSTRASSE 27 |
| AALEN, GERMANY 73430 |
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| GEORG HASSELMANN |
| 2000 DUKE STREET |
| SUITE 300 |
| ALEXANDRIA, VA 22314 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| TURNSTRASSE 27 |
| AALEN, GERMANY 73430 |
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| GEORG HASSELMANN |
| 2000 DUKE STREET |
| SUITE 300 |
| ALEXANDRIA, VA 22314 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| CARL-ZEISS-STRASSE 22 |
| OBERKOCHEN, GERMANY 73447 |
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| GEORG HASSELMANN |
| 2000 DUKE STREET |
| SUITE 300 |
| ALEXANDRIA, VA 22314 |
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