US3259737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-glare device for automotive headlights
Assignee: Individual
•
Filing: 1963-12-26
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Granted: 1966-07-05
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Expires: 1983-12-26
Abstract
No abstract record available.
Inventors
- 👤 George J Germann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:23
CPC Classifications
F; F21; F21S; F21S41/00; F21S41/10; F21S41/12; F21S41/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
IN AN AUTOMOTIVE HEADLIGHT HAVING A LENS: (A) A COLOR TRANSPARENT GLARE-REDUCING FILTER COVERING THE GREATER PORTION OF THE AREA OF THE LENS OF SAID HEADLIGHT, SAID FILTER COMPRISING: (1) A PLURALITY OF FILTER SECTIONS OF AT LEAST TWO DIFFERENT COLORS AND WITH EACH SECTION BEING OF A SINGLE COLOR, (2) SAID COLORED FILTER SECTIONS BEING ARRANGED SO THAT DIFFERENTLY COLORED SECTIONS ARE ADJACENT TO ONE ANOTHER, (B) SAID FILTER BEING CARRIED BY THE LENS OF SAID HEADLIGHT, (C) EACH OF SAID FILTER SECTIONS BEING SMALL ENOUGH IN SIZE WHEREBY RAYS FROM SAID LIGHT EXTENDING FROM OPPOSITE SIDES OF EACH SUCH FILTER SECTION AT THE GREATEST DIMENSION THEREOF SUBTENDS NOT MORE THAN A ONE MINUTE ANGLE AT A DISTANCE AT LEAST APPROXIMATELY 50 FEET AWAY FROM THE HEADLIGHT, AND (D) SAID COLOR SECTIONS BLENDING TOGETHER TO PRODUCE A GENERALLY GLARE-FREE AND WHITE OR NEAR WHITE ILLUMINATION AT OR BEYOND SAID DISTANCE.
Claim 2
Dependent Claim
151 words
IN AN AUTOMOTIVE HEADLIGHT HAVING A LENS: (A) A COLOR TRANSPARENT GLARE-REDUCING FILTER COVERING THE GREATER PORTION OF THE AREA OF THE LENS OF SAID HEADLIGHT, SAID FILTER COMPRISING: (1) A PLURALITY OF FILTER SECTIONS OF AT LEAST TWO DIFFERENT COLORS AND WITH EACH SECTION BEING OF A SINGLE COLOR, (2) SAID COLORED FILTER SECTIONS BEING ARRANGED SO THAT DIFFERENTLY COLORED SECTIONS ARE ADJACENT TO ONE ANOTHER, (B) SAID FILTER BEING CARRIED BY THE LENS OF SAID HEADLIGHT, (C) EACH OF SAID FILTER SECTIONS BEING SMALL ENOUGH IN SIZE WHEREBY RAYS FROM SAID LIGHT EXTENDING FROM OPPOSITE SIDES OF EACH SUCH FILTER SECTION AT THE GREATEST DIMENSION THEREOF SUBTENDS NOT MORE THAN A ONE MINUTE ANGLE AT A DISTANCE AT LEAST APPROXIMATELY 50 FEET AWAY FROM THE HEADLIGHT, AND (D) SAID COLOR SECTIONS BLENDING TOGETHER TO PRODUCE A GENERALLY GLARE-FREE AND WHITE OR NEAR WHITE ILLUMINATION AT OR BEYOND SAID DISTANCE.
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |