US3088023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non dazzling lights for motorcars
Assignee: Individual
•
Filing: 1960-12-06
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Granted: 1963-04-30
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Expires: 1980-12-06
Abstract
No abstract record available.
Inventors
- 👤 Ayroldi Giuseppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:50
CPC Classifications
F; F21; F21S; F21S41/00; F21S41/30; F21S41/32; F21S41/33; F21S41/334; F21S41/336; F21S41/321; F21S41/36; F21S41/365
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
AN ILLUMINATING DEVICE COMPRISING A WALL, SAID WALL HAVING A GENERALLY ELLIPSOIDAL LIGHT REFLECTING INNER SURFACE INCLUDING FIRST AND SECOND SPACED FOCAL POINTS ON THE MAJOR AXIS OF THE GENERALLY ELLIPSOIDAL INNER SURFACE, SAID ELLIPSOIDAL INNER SURFACE BEING TRUNCATED NORMAL TO THE MAJOR AXIS THEREOF TO INCLUDE WITHIN THE ILLUMINATING DEVICE SAID FIRST AND SECOND FOCAL POINTS OF THE LIGHT REFLECTING SURFACE, A SOURCE OF LIGHT POSITIONED ON THE MAJOR AXIS AT THE FIRST FOCAL POINT OF THE ELLIPSOIDAL SURFACE REMOTE FROM THE TRUNCATED END, A FIRST LIGHT IMPERVIOUS PLANAR BAFFLE, SAID LIGHT IMPERVIOUS PLANAR BAFFLE POSITIONED WITH ITS PLANE SURFACES PARALLEL TO THE MINOR AXIS OF THE ELLIPSOIDAL INNER SURFACE AND AT THE SECOND FOCAL POINT, AN APERTURE IN SAID FIRST LIGHT IMPERVIOUS PLANAR BAFFLE, SAID APERTURE POSITIONED AT THE SECOND FOCAL POINT
Claim 2
Dependent Claim
134 words
AN ILLUMINATING DEVICE COMPRISING A WALL, SAID WALL HAVING A GENERALLY ELLIPSOIDAL LIGHT REFLECTING INNER SURFACE INCLUDING FIRST AND SECOND SPACED FOCAL POINTS ON THE MAJOR AXIS OF THE GENERALLY ELLIPSOIDAL INNER SURFACE, SAID ELLIPSOIDAL INNER SURFACE BEING TRUNCATED NORMAL TO THE MAJOR AXIS THEREOF TO INCLUDE WITHIN THE ILLUMINATING DEVICE SAID FIRST AND SECOND FOCAL POINTS OF THE LIGHT REFLECTING SURFACE, A SOURCE OF LIGHT POSITIONED ON THE MAJOR AXIS AT THE FIRST FOCAL POINT OF THE ELLIPSOIDAL SURFACE REMOTE FROM THE TRUNCATED END, A FIRST LIGHT IMPERVIOUS PLANAR BAFFLE, SAID LIGHT IMPERVIOUS PLANAR BAFFLE POSITIONED WITH ITS PLANE SURFACES PARALLEL TO THE MINOR AXIS OF THE ELLIPSOIDAL INNER SURFACE AND AT THE SECOND FOCAL POINT, AN APERTURE IN SAID FIRST LIGHT IMPERVIOUS PLANAR BAFFLE, SAID APERTURE POSITIONED AT THE SECOND FOCAL POINT
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |