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Publication numberUS3921346 B1
Publication typeGrant
Publication dateDec 18, 1990
Filing dateJan 22, 1973
Priority dateNov 12, 1971
Publication numberUS 3921346 B1, US 3921346B1, US-B1-3921346, US3921346 B1, US3921346B1
InventorsR Mapes Carl, E Sauer Gale
Original AssigneeR Mapes Carl, E Sauer Gale
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet

US 3921346 B1
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US4047355 *May 3, 1976Sep 13, 1977Studco, Inc.Shaftwall
US4747240 *Aug 6, 1981May 31, 1988National Gypsum CompanyPhase change materials
US5092100 *Jan 23, 1989Mar 3, 1992Bpb Industries Public Limited CompanyWall or lining structure
US5245811 *Mar 14, 1991Sep 21, 1993William L. KnorrWall framing clip system
US5467567 *Mar 8, 1995Nov 21, 1995The Reinforced Earth CompanySpring biased apparatus for maintaining precast panels in a stable removable position in a vertical slot
US5475961 *Jun 21, 1993Dec 19, 1995National Gypsum CompanyVertical post assembly
US5575131 *Jun 6, 1995Nov 19, 1996National Gypsum CompanyMultiple use corner clip
US5644883 *Dec 15, 1995Jul 8, 1997National Gypsum CompanyMultiple use corner clip
US5724784 *Feb 8, 1995Mar 10, 1998National Gypsum CompanyShaft wall and horizontal metal stud therefor
US5729945 *Apr 17, 1995Mar 24, 1998National Gypsum CompanyWall structure and method of securing framing members to wallboards with an adhesive
US5740644 *Jan 28, 1997Apr 21, 1998National Gypsum CompanyWall with horizontal metal stud and reinforcement channel therefor
US5749192 *Sep 13, 1996May 12, 1998National Gypsum CompanyCorner clips for horizonal framing
US6047508 *Mar 10, 1998Apr 11, 2000Steelcase Development Inc.Wall panel partition system
US6539673 *Nov 14, 2000Apr 1, 2003Kone CorporationFireproofing for an elevator landing door
US7325325Jul 13, 2004Feb 5, 2008James Hardle International Finance B.V.Surface groove system for building sheets
US7524555Feb 3, 2004Apr 28, 2009James Hardie International Finance B.V.Pre-finished and durable building material
US7713615Apr 3, 2002May 11, 2010James Hardie International Finance B.V.Reinforced fiber cement article and methods of making and installing the same
US8281535Mar 8, 2007Oct 9, 2012James Hardie Technology LimitedPackaging prefinished fiber cement articles
US8297018Jul 16, 2003Oct 30, 2012James Hardie Technology LimitedPackaging prefinished fiber cement products
US8409380Jul 28, 2009Apr 2, 2013James Hardie Technology LimitedReinforced fiber cement article and methods of making and installing the same
US8572930Jul 5, 2006Nov 5, 2013Worthington Armstrong VentureSingle layered web beam for a drywall suspended ceiling
US8590274Jun 5, 2006Nov 26, 2013Worthington Armstrong VentureSingle-layered web beam for a suspended ceiling
US8590275Jul 19, 2006Nov 26, 2013Worthington Armstrong VentureSingle-layered web beam for a panel suspended ceiling
USRE29965 *Nov 20, 1975Apr 17, 1979 Wall construction
WO1993022526A1 *May 7, 1992Nov 11, 1993Domtar Gypsum IncWall framing clip system
WO2001014656A1 *Aug 17, 2000Mar 1, 2001Fjeld ToreDevice for wall constructions
Classifications
International ClassificationE04B2/74, E04B2/78
Cooperative ClassificationE04B2/78, E04F17/005, E04B2/7411, E04B2/7453
European ClassificationE04B2/74C2F, E04B2/74C5, E04F17/00B, E04B2/78
Legal Events
DateCodeEventDescription
Dec 19, 1990ASAssignment
Owner name: GENERAL ELECTRIC CAPITAL CORPORATION, A CORP. OF N
Free format text: SECURITY INTEREST;ASSIGNOR:NATIONAL GYPSUM COMPANY;REEL/FRAME:005548/0167
Effective date: 19901029
Dec 19, 1990AS06Security interest
Owner name: GENERAL ELECTRIC CAPITAL CORPORATION, A CORP. OF N
Effective date: 19901029
Owner name: NATIONAL GYPSUM COMPANY
Dec 18, 1990B1Reexamination certificate first reexamination
Dec 26, 1989RRRequest for reexamination filed
Effective date: 19891113
May 18, 1987ASAssignment
Owner name: AMERICAN OLEAN TILE COMPANY, INC., PENNSYLVANIA
Free format text: RELEASED BY SECURED PARTY;ASSIGNOR:CITICORP INDUSTRIAL CREDIT, INC.;REEL/FRAME:005770/0224
Effective date: 19870421