Patent US3074397A successfully refreshed from Google Patents.
US3074397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spectacles for the correction of visual defects, such as especially of onesided weakness of vision
Assignee: Individual
•
Filing: 1959-02-17
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Granted: 1963-01-22
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Expires: 1979-02-17
Abstract
No abstract record available.
Inventors
- 👤 Gernet Hermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:22
CPC Classifications
G; G02; G02C; G02C7/00; G02C7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
SPECTACLES FOR THE CORRECTION OF ONE-SIDED WEAKNESS OF VISION, STRABISM AND OTHER VISUAL DEFECTS OF THE HUMAN EYE COMPRISING A SPECTACLE FRAME, AT LEAST ONE OPTICAL MOUNTING THEREON ALIGNED WITH ONE EYE, THREE POLARIZING FILTER MEANS IN SERIES DISPOSED IN SAID MOUNTING IN SUCH A MANNER THAT TWO OF SAID POLARIZING FILTER MEANS ARE UNCHANGEABLY ARRANGED RELATIVE TO EACH OTHER, THEIR LATTICE AXES DEFINING AN ANGLE OF 40*-55*, THE THIRD FILTER MEANS BEING ADJUSTABLE WITH RESPECT TO THE DIRECTION OF ITS
Claim 2
Dependent Claim
81 words
SPECTACLES FOR THE CORRECTION OF ONE-SIDED WEAKNESS OF VISION, STRABISM AND OTHER VISUAL DEFECTS OF THE HUMAN EYE COMPRISING A SPECTACLE FRAME, AT LEAST ONE OPTICAL MOUNTING THEREON ALIGNED WITH ONE EYE, THREE POLARIZING FILTER MEANS IN SERIES DISPOSED IN SAID MOUNTING IN SUCH A MANNER THAT TWO OF SAID POLARIZING FILTER MEANS ARE UNCHANGEABLY ARRANGED RELATIVE TO EACH OTHER, THEIR LATTICE AXES DEFINING AN ANGLE OF 40*-55*, THE THIRD FILTER MEANS BEING ADJUSTABLE WITH RESPECT TO THE DIRECTION OF ITS
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |