Abstract: A door latch apparatus has a door latch face plate adapted to be attached to a doors edge and a door latch bolt adjustably fastened to the door face plate and having a latch head on one end thereof protruding from the door latch face plate. A door jamb bracket has a latch head track formed therein for receiving the door latch bolt latch head therein when the door is closed. A latching member is hinged to the door jamb bracket and has a latch head track formed therein. The latching member has an unlatched position swung out of the path of the latch bolt latch head protruding from the door and a latched position aligning the position of the latched member latch head track with the door jamb bracket latch head track so that the latch bolt head will slide from the door jamb bracket latching head track into the latching member latching head track when the latch member has been placed in a latched position while the door is closed.

Abstract: A portable door locking apparatus has a body having two end portions and a retaining hook member movably attached to the body between the end portions. The retaining hook member has a hooking end portion shaped to engage an opening in a door jamb striker plate and a pair of spaced arms extending between the hooking end portion and the body, and being of a length to extend from the opening in a door jamb striker plate to one edge of a striker plate.