US3108523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for fitting contact lenses
Assignee: Individual
•
Filing: 1959-09-10
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Granted: 1963-10-29
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Expires: 1979-09-10
Abstract
No abstract record available.
Inventors
- 👤 Nuchman Benjamin
- 👤 Sang Y Whang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 02:54
CPC Classifications
A; A61; A61B; A61B3/00; A61B3/10; A61B3/107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
APPARATUS FOR FITTING A CORNEAL CONTACT LENS TO A HUMAN EYE BY MEANS OF PHOTOGRAPHING THE EYE COMPRISING, A FIXED FOCAL LENGTH CAMERA LOCATED WITH RESPECT TO THE HUMAN EYE TO TAKE A PROFILE PICTURE OF A HORIZONTAL MERIDIAN PASSING THROUGH SUCH EYE, A SIGHT OBJECT LOCATED A FIXED DISTANCE IN FRONT OF SAID CAMERA, SAID SIGHT OBJECT ALSO BEING LOCATED WITH RESPECT TO THE PERSON WHOSE EYE IS BEING PHOTOGRAPHED SO THAT THE LINE OF SIGHT OF THE EYE BEING PHOTOGRAPHED WHEN SIGHTING SAID SIGHT OBJECT IS PERPENDICULAR TO THE CAMERA LINE OF SIGHT AND ALSO A FIXED DISTANCE FROM SAID CAMERA, WHEREBY THE PICTURE TAKEN OF THE EYE ILLUSTRATES A HORIZONTAL MERIDIAN EXTENDING THROUGH THE CENTER OF THE CORNEA AND IS ALSO CHARACTERIZED BY A KNOWN MAGNIFICATION FACTOR OF THE ACTUAL SIZE OF THE PHOTOGRAPHED EYE, AND WHEREIN SAID SIGHT OBJECT COMPRISES, A PAIR OF SPACED SIGHT MEMBERS HAVING ALIGNED SIGHT APERTURES, SAID SIGHT APERTURES WHEN BEING SIGHTED BY THE EYE DEFINING SAID EYE LINE OF SIGHT A FIXED DISTANCE FROM SAID CAMERA AND PERPENDICULAR TO THE CAMERA LINE OF SIGHT.
Claim 2
Dependent Claim
183 words
APPARATUS FOR FITTING A CORNEAL CONTACT LENS TO A HUMAN EYE BY MEANS OF PHOTOGRAPHING THE EYE COMPRISING, A FIXED FOCAL LENGTH CAMERA LOCATED WITH RESPECT TO THE HUMAN EYE TO TAKE A PROFILE PICTURE OF A HORIZONTAL MERIDIAN PASSING THROUGH SUCH EYE, A SIGHT OBJECT LOCATED A FIXED DISTANCE IN FRONT OF SAID CAMERA, SAID SIGHT OBJECT ALSO BEING LOCATED WITH RESPECT TO THE PERSON WHOSE EYE IS BEING PHOTOGRAPHED SO THAT THE LINE OF SIGHT OF THE EYE BEING PHOTOGRAPHED WHEN SIGHTING SAID SIGHT OBJECT IS PERPENDICULAR TO THE CAMERA LINE OF SIGHT AND ALSO A FIXED DISTANCE FROM SAID CAMERA, WHEREBY THE PICTURE TAKEN OF THE EYE ILLUSTRATES A HORIZONTAL MERIDIAN EXTENDING THROUGH THE CENTER OF THE CORNEA AND IS ALSO CHARACTERIZED BY A KNOWN MAGNIFICATION FACTOR OF THE ACTUAL SIZE OF THE PHOTOGRAPHED EYE, AND WHEREIN SAID SIGHT OBJECT COMPRISES, A PAIR OF SPACED SIGHT MEMBERS HAVING ALIGNED SIGHT APERTURES, SAID SIGHT APERTURES WHEN BEING SIGHTED BY THE EYE DEFINING SAID EYE LINE OF SIGHT A FIXED DISTANCE FROM SAID CAMERA AND PERPENDICULAR TO THE CAMERA LINE OF SIGHT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |