|
The ornamental design for an optometer, as shown and described. |
FIG. 1 is a right side view of the optometer;
FIG. 2 is a front view of the optometer showing my new design;
FIG. 3 is a left side view of the optometer;
FIG. 4 is a top plan view of the optometer; and
FIG. 5 is a rear view of the optometer.
Patent | Priority | Assignee | Title |
D271901, | Nov 04 1980 | Essilor International (Compagnie Generale d'Optique) | Optical measuring instrument |
D320077, | Feb 12 1988 | Canon Kabushiki Kaisha | Ophthalmometer or similar article |
D621941, | Nov 08 2007 | Haag-Streit AG | Tonometer |
D670813, | Nov 08 2007 | Haag-Streit AG | Tonometer |
D694890, | Oct 15 2010 | LENSAR, INC | Laser system for treatment of the eye |
D695408, | Oct 15 2010 | LENSAR, INC | Laser system for treatment of the eye |
Patent | Priority | Assignee | Title |
3382025, | |||
3669529, | |||
3669530, | |||
3982828, | Aug 08 1974 | South African Inventions Development Corporation | Eye testing apparatus |
207675, | |||
212647, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Sep 17 1976 | American Optical Corporation | (assignment on the face of the patent) | / | |||
May 13 1982 | AMERICAN OPTICAL CORPORATION, | WARNER LAMBERT COMPANY, A CORP OF DEL | ASSIGNMENT OF ASSIGNORS INTEREST | 004034 | /0681 | |
May 14 1982 | Warner Lambert Company | WARNER LAMBERT TECHNOLOGIES, INC , A CORP OF TX | ASSIGNMENT OF ASSIGNORS INTEREST | 004034 | /0700 | |
Apr 07 1988 | WARNER LAMBERT TECHNOLOGIES, INC | CAMBRIDGE INSTRUMENTS INC , A DE CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 004893 | /0097 |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |