Patent
   D577748
Priority
Oct 02 2007
Filed
Oct 02 2007
Issued
Sep 30 2008
Expiry
Sep 30 2022
Assg.orig
Entity
unknown
0
2
n/a
The ornamental design for a blocker for eyeglass lenses, as shown and described.

FIG. 1 is a rear elevational view of our design;

FIG. 2 is a rear perspective view;

FIG. 3 is a front elevational view;

FIG. 4 is a front perspective view;

FIG. 5 is a left side elevational view;

FIG. 6 is a right side elevational view; and,

FIG. 7 is a top plan view.

Evans, Daryll Scott, Ferris, Bruce Seymour, Anderson, Sean Derek, Tingen, Tory L., Kocotas, Sally C.

Patent Priority Assignee Title
Patent Priority Assignee Title
D326664, Dec 29 1989 National Optronics, Inc Lens generator
D381343, Mar 23 1995 ESSILOR INTERNATIONAL COMPAGNIE GENERALE D OPTIQUE Digital edger in particular for ophthalmic lenses
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 02 2007National Optronics, Inc(assignment on the face of the patent)
Oct 18 2007TINGEN, TORY LNational Optronics, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0202420561 pdf
Oct 18 2007KOCOTAS, SALLY CNational Optronics, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0202420561 pdf
Oct 19 2007FERRIS, BRUCE SEYMOURNational Optronics, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0202420561 pdf
Oct 19 2007ANDERSON, SEAN DEREKNational Optronics, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0202420561 pdf
Nov 13 2007EVANS, DARYLL SCOTTNational Optronics, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0202420561 pdf
Oct 19 2020National Optronics, IncDAC VISION INCORPORATED D B A DAC TECHNOLOGIES ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0544340009 pdf
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