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William L Knorr: Shaftwall. Studco, Klarquist Sparkman Campbell Leigh Hall & Whinston, September 13, 1977: US04047355 (81 worldwide citation)

I-beam studs of sheet metal have overlapped shaftwall portions having holes to provide for flow of cooling air along the overlapped portions to prevent failure of the studs from fire. First drywall sheets are mounted in the studs on the shaftwall sides thereof, and second drywall sheets are secured ...


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Gordon Stevens, James Rowden, Ian Rowden: Door jamb for flush in-swing door. Studco Building Systems US, Woods Oviatt Gilman, Katherine H McGuire Esq, August 16, 2016: US09416580 (2 worldwide citation)

A door jamb configured to provide a flush in-swing door when viewed in the direction of door in-swing.


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Kurt Schnepf, Benjamin Gordon Stevens: Connector for frames used in building. Studco Building Systems, Rofl Fasth, Fasth Law Offices, December 14, 2010: US07849657

A clip or connector is provided for assembling part of a door or window frame having first and second sheet material frame members to be retained in abutting relationship and in a particular predetermined position relative to each other. Each frame member has a concave channel formation along its le ...


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Schnepf Kurt, Stevens Benjamin Gordon: Clip for door or window frame. Studco Building Systems Lt, April 23, 2008: GB2443092-A

A clip or connector 10 is provided for assembling part of a door or window frame, having first and second sheet material frame members 1, 2 to be retained in abutting relationship. Each frame member has a concave channel formation 5 along its length. The clip 10 has a head 20 and a body 40 with a ne ...


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DOOR JAMB FOR FLUSH IN-SWING DOOR. Studco Building Systems US, March 26, 2015: US20150082717-A1

A door jamb configured to provide a flush in-swing door when viewed in the direction of door in-swing.


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DOOR JAMB FOR FLUSH IN-SWING DOOR. Studco Building Systems US, November 3, 2016: US20160319584-A1

A door jamb configured to provide a flush in-swing door when viewed in the direction of door in-swing.