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US3672782A Expired / Lapsed US ⏱️ 0.0 years remaining

Riflescope with multiple reticles selectively projected on a target

Assignee: Bausch and Lomb Inc
•
Filing: 1971-02-22
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Granted: 1972-06-27
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Expires: 1991-02-22
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Abstract

Abstract A FIREARM OPTICAL SIGHT HAVING A PLURALITY OF RETICLES WHICH ARE SELECTABLY INDEXED AND PROJECTED WITHIN THE SIGHT TO APPEAR AS AN ILLUMINATED RETICLE SUPERIMPOSED ON A TARGET IMAGE VIEWED BY A SHOOTER. A CHOICE OF MANY DIFFERENT RECTICLES ADAPTS THE SIGHT FOR USE UNDER VARYING LIGHT CONDITIONS AND AT VARYING RANGE WITH DIFFERENT TYPES OF AMMUNITION. A SMALL BATTERY-OPERATED LAMP PROJECTS THE RETICLE ON A BEAM-SPLITTING DEVICE SUCH AS A PARTIALLY TRANSPARENT PELLICLE OR MIRROR WHICH REFLECTS THE RETICLE IMAGE ONTO THE FOCAL PLANE OF THE TARGET IMAGETHE PELLICLE IS PARTIALLY COATED WITH A REFLECTION-REDUCING COATING TO MAINTAIN A BRIGHT TARGET IMAGE. THE RETICLES ARE MOUNTED IN A RING OR SIMILAR ASSEMBLY WHICH IS MOVABLY SUPPORTED ON THE SIGHT TO PERMIT A DESIRED RETICLE TO BE INDEXED INTO A PROJECTED POSITION.

Inventors

  • 👤 Alfred A Akin Jr

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 18:47
CPC Classifications
G; G02; G02B; G02B27/00; G02B27/32

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-06-27 1975-12-27 1976-06-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-06-27 1979-12-27 1980-06-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-06-27 1983-12-27 1984-06-27 $7700.00 Window Closed / Lapsed

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