Escape system
Patent 5806624 Issued on September 15, 1998. Estimated Expiration Date: 
September 15, 2015. 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.
September 15, 2015. 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 99399 275083 482274 797012 3435492 Escape chute Patent #: 4167224 InventorApplicationNo. 211143 filed on 03/22/1994US Classes:182/48CHUTE OR ESCAPE TOWER FOR PERSONNELExaminersPrimary: Chin-Shue, Alvin C.Attorney, Agent or FirmInternational ClassA62B 001/20Foreign Application Priority Data1991-09-30 NOAbstractThe escape system comprises a series of wall openings along a building wall and a stocking of mesh cloth material extending along the wall. The stocking has a series of access openings to the interior of the stocking and a series of annular bracing rings for bracing the stocking. Each bracing ring is braced against the building wall by a bridge-like connection between an access opening in the stocking and an associated opening in the building wall. | |
