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Class Information
Number: D25/23
Name: Building units and construction elements > Structure > Having angular roof > Trapezoidal or triangular surface
Description:










Sub-classes under this class:

Class Number Class Name Patents
D25/29 A-frame type 14
D25/24 Gambrel type 15
D25/28 Inverted 1
D25/30 Isolated slanted surface 35
D25/25 Mansard type 43
D25/26 Pyramidal 31
D25/27 Zig-zag type, i.e., sawtooth 12


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
D431868 Truncated anti-seismic housing structure Oct. 10, 2000
D380838 Truncated anti-seismic housing design Jul. 8, 1997
5566514 Self-supporting building structure Oct. 22, 1996
D367119 Tetrahedron housing structure Feb. 13, 1996
D309782 Building tower Aug. 7, 1990
4807418 Pedestal mounted house and method Feb. 28, 1989
D294177 Weatherproof roof seal Feb. 9, 1988
4672779 Portable shelter Jun. 16, 1987
4669231 Building construction and method utilizing modular components Jun. 2, 1987
D283251 Multi-purpose building Apr. 1, 1986
4570392 Storehouse construction Feb. 18, 1986
D277319 Building structure Jan. 22, 1985
D277136 Barbecue stand or the like Jan. 8, 1985
D277137 Barbecue stand or the like Jan. 8, 1985
4426814 Prefabricated gazebo Jan. 24, 1984
D269909 Multiple-occupancy residential building or similar article Jul. 26, 1983
D269042 Vacation cabin May. 17, 1983
D268874 House May. 3, 1983
D268873 House May. 3, 1983
D268872 House May. 3, 1983
D268787 Building facade Apr. 26, 1983
D265761 Restaurant building Aug. 10, 1982
4336674 Underground structure for residential and business use Jun. 29, 1982
4332116 Prefabricated building structure Jun. 1, 1982
D262912 Mobile kiosk Feb. 2, 1982
D261975 Smoker Nov. 24, 1981
D261177 Building structure or the like Oct. 6, 1981
D260934 Railroad restaurant Sep. 22, 1981
D260682 Modified octahedral shelter Sep. 8, 1981
4285176 Shelter truss Aug. 25, 1981
D259957 House Jul. 21, 1981
D259740 Railroad restaurant Jun. 30, 1981
D259281 Railroad restaurant May. 19, 1981
D258008 Restaurant building Jan. 20, 1981
D257638 Railroad restaurant Dec. 16, 1980
D255495 Single family house Jun. 17, 1980
D255158 Gazebo May. 27, 1980
4202460 Sectional floating cover May. 13, 1980
D254751 Retail sales building Apr. 15, 1980
4194326 Pedestal house with cantilevered cross truss construction Mar. 25, 1980
D254327 Kiosk Feb. 26, 1980
D254030 Food service building Jan. 22, 1980
D253847 House Jan. 1, 1980
4173855 Prefabricated building frame structure Nov. 13, 1979
4171600 Process for constructing modular building and resulting product Oct. 23, 1979
D252216 Modular house Jun. 26, 1979
D252043 Restaurant Jun. 5, 1979
D251801 Building structure or the like May. 8, 1979
D251615 Building Apr. 17, 1979
D251614 Building Apr. 17, 1979

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