Window fastener
Patent D572112 Issued on July 1, 2008. Estimated Expiration Date: 
July 1, 2022. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
July 1, 2022. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2789851 D215645 D248617 D249017 D268643 D273932 Closure latch D316509 D338389 Device for securing a closure such as a window InventorAssigneeApplicationNo. 29223853 filed on 02/18/2005US Classes:D08/337Rotary motion window lock (19)ExaminersPrimary: Brooks, Cathron C.Assistant: Fox, Barbara Attorney, Agent or FirmDescriptionFIG. 1 is a perspective view from the front left side of a right-hand version of a window fastener showing my new design, the handle being illustrated in the latch closed position; FIG. 2 is a perspective view similar to FIG. 1 but showing the handle in a latch open position; FIG. 3 is a front elevation view of the window fastener of FIG. 1; FIG. 4 is a rear elevation view of the window fastener of FIG. 1; FIG. 5 is an end elevation view from the right of FIG. 3; FIG. 6 is an end elevation view from the left of FIG. 3; FIG. 7 is a plan view from the top of FIG. 4; FIG. 8 is a plan view from the bottom of FIG. 3; FIG. 9 is a perspective view of a left-hand version of the window fastener showing my new design; FIG. 10 is a front elevation view of the window fastener of FIG. 9; FIG. 11 is a perspective view from front left side of a second embodiment of a right-handed version of a window fastener showing my new design, the handle being illustrated in the latch closed position; FIG. 12 is a perspective view similar to FIG. 11 but showing the handle in a latch open position; FIG. 13 is a front elevation view of the window fastener of FIG. 11; FIG. 14 is a rear elevation view of the window fastener of FIG. 11; FIG. 15 is an end elevation view from the right of FIG. 13; FIG. 16 is an end elevation view from the left of FIG. 13; FIG. 17 is a plan view from the top of FIG. 14; FIG. 18 is a plan view from the bottom of FIG. 13; FIG. 19 is a perspective view of a left hand version of the window fastener showing my new design; and, FIG. 20 is a front elevation view of the window fastener of FIG. 19. The broken line showing of the window fastener is included for the purpose of illustrating portions of the window fastener and forms no part of the claimed design. Other References
Field of SearchFITTING FOR DOOR, WINDOW OR FURNITURE NOT ELSEWHERE SPECIFIEDLever Crank (14) HINGE LOCKING OR CLOSING DEVICE (17) Lock, latch or bolt (17) Swinging into engagement Rotary motion window lock (19) With distinct lever, knob or key release, or with provision therefor Escutcheon (24) Support, guide, or spacer Pulley Track type, i.e., traverse rod, door track, etc. Article supported horizontally Fastener or coupling (38) Clamping or gripping (40) Resilient or spring biased HANDLE OR PROTECTOR Toothed lever end engages gear Gear-driven lever Hand crank Collapsible OPERATORS WITH KNOBS OR HANDLES KNOBS KNOB BEARINGS KNOB ROSE PLATES Swinging catch Combined motion |
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