Class 52/325 - Hollow, nonrectangular filler

Subclass of Class 52 - Static structures (e.g., buildings)
Definition: Structure in which the filler member circumscribes a cavity
No. of patents: 5
Last issue date: 05/15/2007

Number	Title	Issue Date
7216462	Insulated concrete panel billets Improved premolded foam billets and drop-in foam billet joints increase the R value in concrete panels. ...	05/15/2007
6543195	Composite structural framing system The structural framing system comprises a steel beam that supports flooring components interconnected through the addition of a solidifying material such as poured concrete. A structural framing system is created by anchoring steel beams to vertical colum...	04/08/2003
6289644	Externally suspended facade system An externally suspended facade system comprises a subsystem, either horizontal or vertical sections or both, facade boards, which can be secured by means of board holders on the horizontal or vertical sections, and joint sections which are arranged in beh...	09/18/2001
4879157	Plate made of insulating material, in particular mineral fibers An element of insulating material, particularly for heat and/or sound insulation of buildings and for mounting between supports, has a body including a plurality of supports, has a body including a plurality of separate parts which are formed by at least ...	11/07/1989
4213281	Construction of roofs, floors and beams The present invention relates to improvements in the construction of roofs, floors, and more specifically, to a structure permitting the pouring of reinforced concrete without the need of other frames or centering. This becomes possible by using a beam wi...	07/22/1980

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