Patent
   D245917
Priority
Sep 17 1976
Filed
Sep 17 1976
Issued
Sep 27 1977
Expiry
Sep 27 1991
Assg.orig
Entity
unknown
6
6
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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.

Armbruster, John T.

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,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 17 1976American Optical Corporation(assignment on the face of the patent)
May 13 1982AMERICAN OPTICAL CORPORATION,WARNER LAMBERT COMPANY, A CORP OF DEL ASSIGNMENT OF ASSIGNORS INTEREST 0040340681 pdf
May 14 1982Warner Lambert CompanyWARNER LAMBERT TECHNOLOGIES, INC , A CORP OF TX ASSIGNMENT OF ASSIGNORS INTEREST 0040340700 pdf
Apr 07 1988WARNER LAMBERT TECHNOLOGIES, INC CAMBRIDGE INSTRUMENTS INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0048930097 pdf
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