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Class Information
Number: 220/918
Name: Receptacles > Spacing element for separating the walls of a spaced-wall container
Description: Subject matter comprising a device which will maintain the space between two walls of a spaced-wall container.










Sub-classes under this class:

Class Number Class Name Patents
220/919 Removable or separable spacing element 11
220/920 Shock absorbing spacing element (e.g., spring) 18
220/921 Spacing element of unitary construction with one wall 13


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8701926 Tank having integral restraining elements and associated fabrication method Apr. 22, 2014
8540110 High-pressure container Sep. 24, 2013
7743940 Double-walled container having supports for positioning the inner and outer walls Jun. 29, 2010
6823886 Dispenser containment Nov. 30, 2004
6367643 Cryostat, cryostat positioning method and cryostat alignment set Apr. 9, 2002
6142296 Dental implant package Nov. 7, 2000
5975335 Chemical reaction vessel Nov. 2, 1999
5931334 Thermal container with double metal wall and method for manufacturing it Aug. 3, 1999
5829625 FRP double-wall tank and producing method therefor Nov. 3, 1998
5726529 Spacer for a field emission display Mar. 10, 1998
5589631 Leak detection with non-toxic liquids Dec. 31, 1996
5527705 Roller bottle for trans-membrane co-culture of cells and method for its use Jun. 18, 1996
5492747 Cargo vessel sidewall having a seamless interior liner and method for making the same Feb. 20, 1996
5474202 Method of making a water heater and an improved water heater structure Dec. 12, 1995
5462191 Double-walled underground storage tank Oct. 31, 1995
5443177 Apparatus and method for encapsuling drums containing hazardous wastes Aug. 22, 1995
5395007 Reusable container unit Mar. 7, 1995
5271493 Tank vault Dec. 21, 1993
5226556 Case Jul. 13, 1993
5224621 Double wall underground storage tank Jul. 6, 1993
5201432 Containers Apr. 13, 1993
5009312 Container and improved method for carrying and transporting computer tape cartridges Apr. 23, 1991
4948007 Underground storage tank of corrosion-resistant materials with internal steel rib Aug. 14, 1990
4877128 Baby bottle caddy Oct. 31, 1989
4874088 Container and method for carrying and transporting computer tape cartridges Oct. 17, 1989
4871087 Reusable container dispenser for ultra high purity chemicals and method of storage Oct. 3, 1989
4842909 Container for storing liquids comprising carbon-carbon composites Jun. 27, 1989
4821915 Twin wall fiberglass tank and method of producing the same Apr. 18, 1989
4809352 Inflatable cooler Feb. 28, 1989
4780947 Method of making double wall storage tank with channeled spacer means Nov. 1, 1988
4746017 Safety container for glass vials May. 24, 1988
4703853 Blow-molded three section storage case Nov. 3, 1987
4696240 Safety container Sep. 29, 1987
4671406 Convertible tennis ball container Jun. 9, 1987
4578137 Chemical bath apparatus and support assembly Mar. 25, 1986
4552166 Secondary containment system and method Nov. 12, 1985
4537328 Storage tank Aug. 27, 1985
4498378 Vacuum container for meat products Feb. 12, 1985
4496073 Cryogenic tank support system Jan. 29, 1985
4487332 Cryostat vessel wall spacing system Dec. 11, 1984
4457449 Pressure tank for hot fluids or agents Jul. 3, 1984
4427123 Stainless steel thermos bottle Jan. 24, 1984
4410578 Receptacle for moisture exuding food products Oct. 18, 1983
4343413 Double-wall vessel especially Dewar flasks, with wall spacer Aug. 10, 1982
4339039 Impact resistant foam cushioned packages Jul. 13, 1982
4273245 Insulated glass vessel Jun. 16, 1981
4261501 Laminated insulated hot drink cup Apr. 14, 1981
4239827 Flame-sprayed thermoplastic substrate is coated with an adhesive layer which bonds particles of an adsorbent like carbon to the substrate Dec. 16, 1980
4083318 LNG tanker Apr. 11, 1978
4066184 Thermal insulation systems Jan. 3, 1978

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