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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
02/06/2024
Application #:
17523582
Filing Dt:
11/10/2021
Publication #:
Pub Dt:
03/24/2022
Inventors:
Gerhard Kelch, Christoph Menke, Helmut Wietschorke
Title:
PROGRESSIVE SPECTACLE LENS HAVING A VARIABLE REFRACTIVE INDEX AND METHOD FOR THE DESIGN AND PRODUCTION THEREOF
Assignment: 1
Reel/Frame:
062754/0346Recorded: 02/21/2023Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/09/2021
Exec Dt:
03/12/2021
Assignee:
TURNSTRASSE 27
AALEN, GERMANY 73430
Correspondent:
GEORG HASSELMANN
1200 G STREET, NW
SUITE 800
WASHINGTON, DC 20005
Assignment: 2
Reel/Frame:
062754/0412Recorded: 02/21/2023Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/12/2021
Assignee:
CARL-ZEISS-STRASSE 22
OBERKOCHEN, GERMANY 73447
Correspondent:
GEORG HASSELMANN
1200 G STREET, NW
SUITE 800
WASHINGTON, DC 20005
Assignment: 3
Reel/Frame:
062778/0558Recorded: 02/23/2023Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/18/2021
Exec Dt:
03/18/2021
Assignee:
TURNSTRASSE 27
AALEN, GERMANY 73430
Correspondent:
GEORG HASSELMANN
1200 G STREET, NW
SUITE 800
WASHINGTON, DC 20005

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