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Browse by Category: Main > Firearms & Weapons
Class Information
Number: 42/133
Name: Firearms > Implements > Sight devices > Having variable size aperture, slot, notch, or cone-shaped
Description: Subject matter provided with means permitting adjustment of the size of the aiming enhancing opening or the aiming enhancing device is in the profile of a circular planar base and line segments connecting an imaginary elevated point to the base with the opening at the elevated point.










Patents under this class:

Patent Number Title Of Patent Date Issued
8484881 Method and system for mitigating parallax in gun sights Jul. 16, 2013
8418395 Vision enhancement apparatus to improve both near and far vision Apr. 16, 2013
8196333 Rail mountable diopter rear sight Jun. 12, 2012
8069607 Gun sight configured for providing range estimation and/or bullet drop compensation Dec. 6, 2011
8015744 Folding rear sight with dual purpose sighting elements Sep. 13, 2011
7934334 Aiming systems May. 3, 2011
7886477 Vision enhancement apparatus to improve both near and far vision Feb. 15, 2011
7726229 Rotatable and retractable rear gun sight Jun. 1, 2010
7451566 Gun sight featuring point-to-point alignment Nov. 18, 2008
7356962 Low profile flip up site Apr. 15, 2008
7328531 Gun sight and method for hitting a moving target Feb. 12, 2008
7171775 Gun sight reticle having open sighting areas for bullet drop compensation Feb. 6, 2007
7133219 Telescopic sighting device with variable exit pupil Nov. 7, 2006
7100320 Reticule Sep. 5, 2006
6834457 Tactical sight for a semi-automatic hand gun Dec. 28, 2004
6678987 Gun sight system Jan. 20, 2004
6615530 Sight Sep. 9, 2003
6574900 O'Malley's weapon aiming system Jun. 10, 2003
6360473 Adjustable aperture mechanism Mar. 26, 2002
5952602 Precision device for hand guns Sep. 14, 1999
5933972 Sight for firearms Aug. 10, 1999
5519941 Sight for firearms May. 28, 1996
5325598 Variable aperture peep sight for bows Jul. 5, 1994
4833786 Adjustable peep sight May. 30, 1989
4651432 Aiming system adapted for use in competition revolvers enabling varied and broad adjustment Mar. 24, 1987
4479307 Gun sight for hand and shoulder guns Oct. 30, 1984
4458436 Sight for shotguns Jul. 10, 1984
4392723 Aiming device Jul. 12, 1983











 
 
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