Patent ID: 7260910

Claim:
A laser sighting device for mounting on the handgrip of a firearm, the handgrip having a front, a back, and two opposing sides, the device comprising: a holder having a jacket shaped to conform to the shape of a portion of the handgrip and to wrap around the back and over respective portions of the two sides part way toward the front thereof such that the firearm may be held in a firing position by the handgrip with the device attached thereto, said holder further having a first compartment for receiving a laser and holding the laser so as to propagate a beam of light substantially in the muzzle direction of the firearm, and a second compartment for receiving a battery to power the laser; a switch, disposed in said holder, for activation of said laser by the user's hand holding the handgrip in firing position; an electrical circuit disposed within said holder for interconnecting a laser disposed in the first compartment, a battery disposed in the second compartment and said switch, said holder, and said circuit comprising a self contained assembly that may be attached to the handgrip, said circuit comprising a membrane circuit; and a mechanism for engaging said holder and the handgrip so as to secure said holder to the handgrip.