
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKMA02211993 | 1993-03-01 | ||
| DK022193 | 1993-03-01 |
| Publication Number | Publication Date |
|---|---|
| USD361829Strue USD361829S (en) | 1995-08-29 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US29/006,943Expired - LifetimeUSD361829S (en) | 1993-03-01 | 1993-04-09 | Circular sleeve coupling |
| Country | Link |
|---|---|
| US (1) | USD361829S (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD397742S (en) | 1997-09-18 | 1998-09-01 | Interlego Ag | Toy building tube |
| USD427667S (en)* | 1999-05-20 | 2000-07-04 | Eastern Sheet Metal, Inc. | Sleeve coupling |
| USD427668S (en) | 1999-05-20 | 2000-07-04 | Eastern Sheet Metal, Inc. | Sleeve coupling |
| USD427673S (en)* | 1999-05-20 | 2000-07-04 | Eastern Sheet Metal, Inc. | Sleeve coupling |
| USD430482S (en)* | 1999-05-20 | 2000-09-05 | Eastern Sheet Metal, Inc. | Sleeve coupling |
| USD435090S (en)* | 1999-05-20 | 2000-12-12 | Eastern Sheet Metal, Inc. | Gasket |
| USD437034S1 (en) | 1999-05-20 | 2001-01-30 | Eastern Sheet Metal, Inc. | Gasket |
| USD475130S1 (en) | 2001-03-20 | 2003-05-27 | Eastern Sheet Metal Llc | Bell mouth with a crimped end |
| USD475449S1 (en) | 2001-03-20 | 2003-06-03 | Eastern Sheet Metal Llc | Duct tap with an indented end |
| USD475448S1 (en) | 2001-03-20 | 2003-06-03 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD475447S1 (en) | 2001-03-20 | 2003-06-03 | Eastern Sheet Metal Llc | Bell mouth with an indented end |
| USD475780S1 (en) | 2001-03-20 | 2003-06-10 | Eastern Sheet Metal Llc | Duct with a crimped end |
| USD475778S1 (en) | 2001-03-20 | 2003-06-10 | Eastern Sheet Metal Llc | Offset duct with a crimped end |
| USD475779S1 (en) | 2001-03-20 | 2003-06-10 | Eastern Sheet Metal Llc | Offset duct with an indented end |
| USD476074S1 (en) | 2001-03-20 | 2003-06-17 | Eastern Sheet Metal Llc | Duct tap with a crimped end |
| USD478978S1 (en) | 2001-03-20 | 2003-08-26 | Eastern Sheet Metal Llc | Reducer with a crimped end |
| USD480132S1 (en) | 2001-03-20 | 2003-09-30 | Eastern Sheet Metal Llc | Reducer with an indented end |
| USD501548S1 (en) | 2001-03-20 | 2005-02-01 | Eastern Sheet Metal Llc | Duct tap with an indented end |
| USD501547S1 (en) | 2001-03-20 | 2005-02-01 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD521147S1 (en) | 2005-03-24 | 2006-05-16 | Langdon Incorporated | Portion of ductwork |
| USD521632S1 (en) | 2001-03-20 | 2006-05-23 | Eastern Sheet Metal Llc | Duct with a crimped end |
| USD521633S1 (en) | 2001-03-20 | 2006-05-23 | Eastern Sheet Metal Llc | Duct tap with a crimped end |
| USD523131S1 (en) | 2001-03-20 | 2006-06-13 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD524436S1 (en) | 2001-03-20 | 2006-07-04 | Eastern Sheet Metal Llc | Duct with a crimped end |
| USD527091S1 (en) | 2001-03-20 | 2006-08-22 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD528646S1 (en) | 2001-03-20 | 2006-09-19 | Eastern Sheet Metal Llc | Duct with a crimped end |
| US20060214423A1 (en)* | 2005-03-24 | 2006-09-28 | Langdon Incorporated | Sealing gasket for ventilation duct system |
| USD529598S1 (en) | 2005-03-24 | 2006-10-03 | Langdon Incorporated | Portion of ductwork |
| USD534253S1 (en) | 2005-03-24 | 2006-12-26 | Langdon Incorporated | Gasket |
| USD723667S1 (en)* | 2012-10-15 | 2015-03-03 | Steven C. Locke | Hose protection device |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US193847A (en) | 1877-08-07 | Improvement in stove-pipe elbows | ||
| US210367A (en) | 1878-11-26 | Improvement in sheet-metal elbows | ||
| US244720A (en) | 1881-07-19 | Fredrick hildebrandt | ||
| US409631A (en) | 1889-08-20 | Charles b | ||
| SE13987C1 (en) | 1902-04-05 | |||
| US735644A (en) | 1902-10-27 | 1903-08-04 | Eduard Wirtz | Sheet-metal clamping-band with inclined loose displaceable joint for pipe-unions. |
| SE17788C1 (en) | 1904-06-25 | |||
| SE19819C1 (en) | 1905-09-02 | |||
| SE25473C1 (en) | 1908-09-26 | |||
| SE25610C1 (en) | 1908-10-03 | |||
| US904199A (en) | 1908-08-03 | 1908-11-17 | Bernhard W Harris | Metal culvert. |
| SE26059C1 (en) | 1908-12-12 | |||
| US910119A (en) | 1908-02-24 | 1909-01-19 | Freeman A Dunn | Pipe. |
| SE26995C1 (en) | 1909-06-05 | |||
| US997072A (en) | 1910-02-28 | 1911-07-04 | Charles Mares | Pipe-elbow. |
| US1083002A (en) | 1913-08-14 | 1913-12-30 | American Rolling Mill Co | Sheet-metal culvert. |
| GB317678A (en) | 1928-11-03 | 1929-08-22 | Schmidt Ernst | Improvements in and relating to thermal insulation |
| US1832350A (en) | 1930-11-22 | 1931-11-17 | Gail D Beaver | Chute discharge unit |
| GB442751A (en) | 1934-09-11 | 1936-02-14 | Electric Supplies Bloxwich Ltd | Improvements in or relating to junction fittings for use in connection with electrical wiring conduits |
| US2392220A (en) | 1943-06-26 | 1946-01-01 | William J Bruhn | Stovepipe elbow |
| US2482558A (en) | 1946-10-26 | 1949-09-20 | Vito V Scaringella | Pipe joint |
| US2535186A (en) | 1946-12-11 | 1950-12-26 | Joel F Anderson | Stovepipe connector for chimneys and the like |
| US2823703A (en) | 1955-07-26 | 1958-02-18 | Jr Otto Nusser | Flexible pipe |
| US3111922A (en) | 1963-11-26 | Method of making sheet metal elbows | ||
| US3290066A (en) | 1963-09-12 | 1966-12-06 | Gary Steel Products Corp | Sheet metal pipe fitting |
| US3327945A (en) | 1965-04-29 | 1967-06-27 | Conco Engineering Works Inc | Keying means for draft controls |
| US3368830A (en) | 1967-05-10 | 1968-02-13 | Johns Manville | Pipe joint |
| GB1403744A (en) | 1972-07-20 | 1975-08-28 | Piccoli D | Conduits joints comprising tubular elements of sheet metal |
| SE382675B (en) | 1974-12-12 | 1976-02-09 | Lindab Lindhs Industri Ab | TUB-SHAPED JOINT PIECE. |
| GB1429220A (en) | 1973-04-04 | 1976-03-24 | Kitsons Insulation Prod | Pipe cladding |
| US4007941A (en) | 1975-07-24 | 1977-02-15 | Acta Limited | Seal for duct terminator |
| AT363743B (en) | 1979-02-22 | 1981-08-25 | Durapipe Ltd | MECHANICAL CONNECTION BETWEEN TWO TUBES |
| US4288111A (en) | 1980-01-21 | 1981-09-08 | Enterprise Construction Services, Inc. | Joint construction for sheet metal ducts |
| GB2149040B (en) | 1983-10-31 | 1987-04-01 | Foster Wheeler Energy Corp | Fabricating pipe elbows |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE25473C1 (en) | 1908-09-26 | |||
| SE26995C1 (en) | 1909-06-05 | |||
| US244720A (en) | 1881-07-19 | Fredrick hildebrandt | ||
| US409631A (en) | 1889-08-20 | Charles b | ||
| SE13987C1 (en) | 1902-04-05 | |||
| US193847A (en) | 1877-08-07 | Improvement in stove-pipe elbows | ||
| SE17788C1 (en) | 1904-06-25 | |||
| SE19819C1 (en) | 1905-09-02 | |||
| US210367A (en) | 1878-11-26 | Improvement in sheet-metal elbows | ||
| SE25610C1 (en) | 1908-10-03 | |||
| US3111922A (en) | 1963-11-26 | Method of making sheet metal elbows | ||
| SE26059C1 (en) | 1908-12-12 | |||
| US735644A (en) | 1902-10-27 | 1903-08-04 | Eduard Wirtz | Sheet-metal clamping-band with inclined loose displaceable joint for pipe-unions. |
| US910119A (en) | 1908-02-24 | 1909-01-19 | Freeman A Dunn | Pipe. |
| US904199A (en) | 1908-08-03 | 1908-11-17 | Bernhard W Harris | Metal culvert. |
| US997072A (en) | 1910-02-28 | 1911-07-04 | Charles Mares | Pipe-elbow. |
| US1083002A (en) | 1913-08-14 | 1913-12-30 | American Rolling Mill Co | Sheet-metal culvert. |
| GB317678A (en) | 1928-11-03 | 1929-08-22 | Schmidt Ernst | Improvements in and relating to thermal insulation |
| US1832350A (en) | 1930-11-22 | 1931-11-17 | Gail D Beaver | Chute discharge unit |
| GB442751A (en) | 1934-09-11 | 1936-02-14 | Electric Supplies Bloxwich Ltd | Improvements in or relating to junction fittings for use in connection with electrical wiring conduits |
| US2392220A (en) | 1943-06-26 | 1946-01-01 | William J Bruhn | Stovepipe elbow |
| US2482558A (en) | 1946-10-26 | 1949-09-20 | Vito V Scaringella | Pipe joint |
| US2535186A (en) | 1946-12-11 | 1950-12-26 | Joel F Anderson | Stovepipe connector for chimneys and the like |
| US2823703A (en) | 1955-07-26 | 1958-02-18 | Jr Otto Nusser | Flexible pipe |
| US3290066A (en) | 1963-09-12 | 1966-12-06 | Gary Steel Products Corp | Sheet metal pipe fitting |
| US3327945A (en) | 1965-04-29 | 1967-06-27 | Conco Engineering Works Inc | Keying means for draft controls |
| US3368830A (en) | 1967-05-10 | 1968-02-13 | Johns Manville | Pipe joint |
| GB1403744A (en) | 1972-07-20 | 1975-08-28 | Piccoli D | Conduits joints comprising tubular elements of sheet metal |
| GB1429220A (en) | 1973-04-04 | 1976-03-24 | Kitsons Insulation Prod | Pipe cladding |
| SE382675B (en) | 1974-12-12 | 1976-02-09 | Lindab Lindhs Industri Ab | TUB-SHAPED JOINT PIECE. |
| US4050703A (en) | 1974-12-12 | 1977-09-27 | Lindab, Lindhs Industri Ab | Tubular connectors |
| US4007941A (en) | 1975-07-24 | 1977-02-15 | Acta Limited | Seal for duct terminator |
| AT363743B (en) | 1979-02-22 | 1981-08-25 | Durapipe Ltd | MECHANICAL CONNECTION BETWEEN TWO TUBES |
| US4288111A (en) | 1980-01-21 | 1981-09-08 | Enterprise Construction Services, Inc. | Joint construction for sheet metal ducts |
| GB2149040B (en) | 1983-10-31 | 1987-04-01 | Foster Wheeler Energy Corp | Fabricating pipe elbows |
| Title |
|---|
| Catalogue entitled "Kanalsystem Veloduct", issued by Flakt in 1982. |
| Curve Cutting Machine Delta 2 issued by Emil Suter Maschinenfabrik AG, CH-5703 Seon/Schweiz (English translation). |
| General drawings No. J299102, producted by the Swedish company Flakt and dated Nov. 19, 1981 (811119). |
| German-language Product literature entitled "Kurven-schneidemaschine delta 2," issued by Suter AG Seon, 5703 Seon/Schweiz, Switzerland, 6 pp., first distributed c. 1982. |
| Pipes by Solplast AB disclosed in a catalogue entitled "Svensk Byggkatalog Arp-87", issued by Svensk Byggtajanst in 1987. |
| Product Catalog entitled "Circular Duct System," issued by Lindab AB, 45 Caswell Road, Brackmills Business Park, Northampton NN4 0PW, 42 pp., Mar. 1992. |
| Product Catalog entitled "Ducts and Fittings," issued by Lindab AB, Caswell Road, Brackmills Industrial Estate, Northampton NN4 0BR, England, 52 pp., first distributed in 1987. |
| Product ESIU disclosed in a catalogue entitled "Ventilation -88", issued by Lindab AB in 1988. |
| Product IK disclosed in a catalogue entitled "Ventilation -88", issued by Lindab AB in 1988. |
| Product literature entitled "Seam Forming and Locking Machine beta 2," issued by Suter AG Seon, 5703 Seon/Schweiz, Switzerland, 4 pp., first distributed c. 1982. |
| Product literature entitled "Spiro Bend Segment Cutting Machine I" issued by Spiro Investment AG, Industriestrasse, CH-3178 Boesingen, Switzerland, 2 pp., first distributed c. 1978. |
| Product literature entitled "Spiro Bend Segment Cutting Machine II" issued by Spiro Investment AG, Industriestrasse, CH-3178 Boesingen, Switzerland, 6 pp., first distributed c. 1980. |
| Product NPU disclosed in a catalogue entitled "Ventilation -88", issued by Lindab AB in 1988. |
| Swedish-language Product Catalog entitled "Veloduct Cirkulart kanalsystem," issued by Flakt Veloduct AB, Prastgårdsvagen 15, Box 84, 153 00 Jarna, Sweden, 29 pp., Jun. 1991. |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD397742S (en) | 1997-09-18 | 1998-09-01 | Interlego Ag | Toy building tube |
| USD427667S (en)* | 1999-05-20 | 2000-07-04 | Eastern Sheet Metal, Inc. | Sleeve coupling |
| USD427668S (en) | 1999-05-20 | 2000-07-04 | Eastern Sheet Metal, Inc. | Sleeve coupling |
| USD427673S (en)* | 1999-05-20 | 2000-07-04 | Eastern Sheet Metal, Inc. | Sleeve coupling |
| USD430482S (en)* | 1999-05-20 | 2000-09-05 | Eastern Sheet Metal, Inc. | Sleeve coupling |
| USD435090S (en)* | 1999-05-20 | 2000-12-12 | Eastern Sheet Metal, Inc. | Gasket |
| USD437034S1 (en) | 1999-05-20 | 2001-01-30 | Eastern Sheet Metal, Inc. | Gasket |
| USD488859S1 (en) | 2001-03-20 | 2004-04-20 | Eastern Sheet Metal Llc | Bell mouth with an indented end |
| USD492025S1 (en) | 2001-03-20 | 2004-06-22 | Eastern Sheet Metal Llc | Reducer with a crimped end |
| USD475448S1 (en) | 2001-03-20 | 2003-06-03 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD475447S1 (en) | 2001-03-20 | 2003-06-03 | Eastern Sheet Metal Llc | Bell mouth with an indented end |
| USD475780S1 (en) | 2001-03-20 | 2003-06-10 | Eastern Sheet Metal Llc | Duct with a crimped end |
| USD475778S1 (en) | 2001-03-20 | 2003-06-10 | Eastern Sheet Metal Llc | Offset duct with a crimped end |
| USD475779S1 (en) | 2001-03-20 | 2003-06-10 | Eastern Sheet Metal Llc | Offset duct with an indented end |
| USD476074S1 (en) | 2001-03-20 | 2003-06-17 | Eastern Sheet Metal Llc | Duct tap with a crimped end |
| USD478978S1 (en) | 2001-03-20 | 2003-08-26 | Eastern Sheet Metal Llc | Reducer with a crimped end |
| USD480132S1 (en) | 2001-03-20 | 2003-09-30 | Eastern Sheet Metal Llc | Reducer with an indented end |
| USD488217S1 (en) | 2001-03-20 | 2004-04-06 | Eastern Sheet Metal Llc | Bell mouth with a crimped end |
| USD475130S1 (en) | 2001-03-20 | 2003-05-27 | Eastern Sheet Metal Llc | Bell mouth with a crimped end |
| USD488858S1 (en) | 2001-03-20 | 2004-04-20 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD489806S1 (en) | 2001-03-20 | 2004-05-11 | Eastern Sheet Metal Llc | Duct with a crimped end |
| USD492024S1 (en) | 2001-03-20 | 2004-06-22 | Eastern Sheet Metal Llc | Reducer with an indented end |
| USD475449S1 (en) | 2001-03-20 | 2003-06-03 | Eastern Sheet Metal Llc | Duct tap with an indented end |
| USD501548S1 (en) | 2001-03-20 | 2005-02-01 | Eastern Sheet Metal Llc | Duct tap with an indented end |
| USD501547S1 (en) | 2001-03-20 | 2005-02-01 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD528646S1 (en) | 2001-03-20 | 2006-09-19 | Eastern Sheet Metal Llc | Duct with a crimped end |
| USD521632S1 (en) | 2001-03-20 | 2006-05-23 | Eastern Sheet Metal Llc | Duct with a crimped end |
| USD521633S1 (en) | 2001-03-20 | 2006-05-23 | Eastern Sheet Metal Llc | Duct tap with a crimped end |
| USD523131S1 (en) | 2001-03-20 | 2006-06-13 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD524436S1 (en) | 2001-03-20 | 2006-07-04 | Eastern Sheet Metal Llc | Duct with a crimped end |
| USD527091S1 (en) | 2001-03-20 | 2006-08-22 | Eastern Sheet Metal Llc | Duct with an indented end |
| USD521147S1 (en) | 2005-03-24 | 2006-05-16 | Langdon Incorporated | Portion of ductwork |
| US20060214423A1 (en)* | 2005-03-24 | 2006-09-28 | Langdon Incorporated | Sealing gasket for ventilation duct system |
| USD529598S1 (en) | 2005-03-24 | 2006-10-03 | Langdon Incorporated | Portion of ductwork |
| USD534253S1 (en) | 2005-03-24 | 2006-12-26 | Langdon Incorporated | Gasket |
| US7523964B2 (en) | 2005-03-24 | 2009-04-28 | Langdon Incorporated | Sealing gasket for ventilation duct system |
| USD723667S1 (en)* | 2012-10-15 | 2015-03-03 | Steven C. Locke | Hose protection device |
| Publication | Publication Date | Title |
|---|---|---|
| USD386246S (en) | Circular sleeve coupling | |
| USD383195S (en) | Circular sleeve coupling | |
| USD360018S (en) | Circular sleeve coupling | |
| USD360019S (en) | Circular sleeve coupling | |
| USD360021S (en) | Circular sleeve coupling | |
| USD383196S (en) | Circular sleeve coupling | |
| USD362299S (en) | Circular sleeve coupling | |
| USD361829S (en) | Circular sleeve coupling | |
| USD362300S (en) | Circular sleeve coupling | |
| USD375541S (en) | Showerhead | |
| USD444209S1 (en) | Faucet | |
| USD443335S1 (en) | Shower head | |
| USD378168S (en) | Opera chair | |
| USD382124S (en) | Ottoman | |
| USD367390S (en) | Pillow | |
| USD314814S (en) | Hose coupler | |
| USD357598S (en) | Cabinet | |
| USD352610S (en) | Chair | |
| USD329753S (en) | Cheval mirror | |
| USD330910S (en) | Combined twin-nibbed marker and level | |
| USD376054S (en) | Bed | |
| USD446149S1 (en) | Ring | |
| USD357371S (en) | Dresser | |
| USD387132S (en) | Faucet | |
| USD328679S (en) | Chair back |