| Patents for E04D 1 - Roof covering by making use of tiles, slates, shingles, or other small roofing elements (5,633) |
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| 07/02/1992 | DE4042265A1 Translucent member for sloping roofs - pref. has outer and inner layers of polycarbonate double-skin sheet and intermediate layer of glass fibre mat pref. plus water-glass |
| 07/01/1992 | CN2108764U Roofing heat insulation brick |
| 06/24/1992 | CN1017174B Roof structure of hollow ceramic bricks |
| 06/11/1992 | DE4138776A1 Flat seal of pliable material for several roof tiles - has upper cross edge of head covering part turned away from main part running in straight line |
| 06/10/1992 | EP0489499A1 Tile clip |
| 06/09/1992 | US5119604 Ridge cap assembly for tile roofs |
| 06/02/1992 | CA1302042C Shingled building panel |
| 05/27/1992 | EP0255533B1 Tiling |
| 05/27/1992 | DE4041881C1 Re-covering roof - by attaching resin shingles to stretched underlayer using synthetic mortar |
| 05/20/1992 | CN2104893U Roof member |
| 05/06/1992 | EP0483568A1 Method of producing brown coating layers on copper |
| 05/05/1992 | CA1299834C Shingle |
| 04/29/1992 | CN2102964U Ceramic compound roofing component |
| 04/28/1992 | US5108679 Process for the production of concrete building products |
| 04/21/1992 | US5106557 Asbestos-free; mixture of aggregate, hydraulic cement, and water; shaping, curing |
| 04/16/1992 | DE4102522A1 Plain roof tile with holes for attachment pins - which obviate need for grooved rollers in kiln conveyor |
| 04/16/1992 | DE4041847C1 Gable end roof ridge cover |
| 04/07/1992 | US5102487 Manufacturing roofing shingles |
| 03/12/1992 | DE4028783A1 Plant boxes for slopes of any angle in composite construction - are assembled from base and two sides with front and with watering system |
| 03/10/1992 | US5094058 Roofing shingle |
| 03/10/1992 | US5094042 Asphalt composition ridge cover and method of forming |
| 03/05/1992 | DE4027121A1 Roof tiles with interlocking edges - has groove parallel to one edge which receives flange of U=section on opposite edge |
| 03/03/1992 | CA1296503C Shingle or shake panel and apparatus for making the same |
| 02/11/1992 | US5086552 Method of recycling vehicle tires |
| 01/30/1992 | DE4124215A1 Roof pantile for growing plants - incorporates plant aperture with roof container beneath it |
| 01/29/1992 | CN2094582U Al foil compound coal powder thermo-insulated tile |
| 01/22/1992 | CN2093875U Ridge tile |
| 01/14/1992 | US5079889 Roof tile fixing clip |
| 01/08/1992 | EP0436572A4 Solar roofing assembly |
| 01/07/1992 | US5077952 Roof tile clip |
| 01/02/1992 | DE4016371C1 Ridge cover for building roof - has kite shaped cover shield which is wider than ridge slate at wider end |
| 12/31/1991 | US5076037 Decorative wall cover and method of installation |
| 12/26/1991 | WO1991019868A1 Ridge element |
| 12/24/1991 | US5074093 Overlapping architectural tiles |
| 12/17/1991 | US5072563 Modular roofing panel |
| 12/17/1991 | US5072562 Decorative wall covering |
| 12/11/1991 | CN2090401U Corrugated roof tile quick-attaching fastening |
| 12/11/1991 | CN2090400U Corrugated glass tile |
| 12/10/1991 | US5070671 Roof tiles |
| 12/05/1991 | DE4016372A1 Support component for reinforcement area of roof, covering - comprises body supporting inward arch of reinforcement area |
| 12/04/1991 | EP0459379A1 Roofing tile |
| 12/04/1991 | EP0306477B1 Interlocking panels |
| 11/14/1991 | DE4027576A1 Imitation slates for roofing etc. - are produced from polyester resin, glass fibres, talc and pigment and are made into same shapes and e.g. colourings as slates |
| 11/13/1991 | EP0456273A1 Longitudinally adjustable roof tile |
| 11/09/1991 | CA2041784A1 Reinforcement for roofing membranes and process for making reinforced roofing membranes |
| 11/06/1991 | EP0454900A2 Roof ventilator |
| 10/29/1991 | US5060445 Roof construction |
| 10/29/1991 | US5060444 Shingle |
| 10/27/1991 | CA2041200A1 Method and apparatus for making roofing shingles |
| 10/10/1991 | DE4011070A1 Insert for support ridge tiles of roof - forms ventilation gap between ridge tile and adjoining flat tile |
| 10/10/1991 | DE4009786A1 Load bearing roof tile - has fixing holes for bracket to support plank |
| 10/09/1991 | EP0450143A2 Fusible bituminous lining sheet for protecting buildings |
| 10/02/1991 | CN2085824U Chinese style tile |
| 10/01/1991 | US5053266 Ventilation tile with pliable edge areas |
| 10/01/1991 | US5052162 Roofing shingle |
| 09/25/1991 | EP0447838A1 Attic-exhauster for a slate roof |
| 09/25/1991 | CN2085388U Waterproof heat insulation brick |
| 09/24/1991 | US5050357 Sheet roofing organization |
| 09/18/1991 | CN2084956U Leak prevention tile |
| 09/17/1991 | US5048255 Molded thermoplastic roofing tile |
| 09/12/1991 | DE4106477A1 Cladding for inclined wall - has barrier ribs where panels overlap preventing upwards water penetration by capillary action |
| 09/11/1991 | EP0445666A1 Roof covering composed of roof tiles with overlapping longitudinal- and transversal edges |
| 09/10/1991 | US5047295 Hydrazide Crosslinked Addition Interpolymer Containing Tin |
| 09/05/1991 | DE4006772A1 Roof covering using plates |
| 09/05/1991 | DE4004515A1 Fixture for roofing tile - comprises U=shaped steel plate and wood-screw |
| 08/20/1991 | US5040348 Shingle or shake panel |
| 08/14/1991 | EP0440830A1 Flat tile for roof |
| 08/06/1991 | US5037685 Vinyl shingle roofing product |
| 08/01/1991 | DE4001766A1 Max. ventilation for pan-shaped roof ridge - in which snow and rain are kept out by plastic fabric strip attached to lathe and side areas having waveform |
| 07/17/1991 | EP0436572A1 Solar roofing assembly. |
| 06/26/1991 | EP0433536A1 Roof covering slab |
| 06/19/1991 | EP0432784A1 Longitudinally adjustable roof tile |
| 06/19/1991 | EP0432783A1 Longitudinally adjustable roof tile |
| 06/12/1991 | EP0432115A1 Elements for roof covering |
| 06/11/1991 | CA1284716C Tile fixing system |
| 05/29/1991 | EP0428775A1 Device for ventilation of roofs |
| 05/22/1991 | EP0428122A1 Roofing tile |
| 05/21/1991 | US5017320 Process for the manufacuture of stratified pieces such as roof tiles and wall tiles |
| 05/15/1991 | CN1051407A Technology of durable waterproof insulating treatment for roof |
| 05/14/1991 | WO1991007274A1 Roofing membrane and method |
| 05/14/1991 | CA2067736A1 Roofing membrane and method |
| 05/08/1991 | DE3936670A1 Moisture and dirt gap sealing strip - contains inclined incisions forming scales overlapping in transverse direction |
| 05/02/1991 | EP0424401A1 Modular roofing element |
| 04/25/1991 | CA2001440A1 Roof anchor and stress plate assembly |
| 04/18/1991 | DE3933972A1 Firstentlueftung Firstentlueftung |
| 04/12/1991 | WO1991005927A1 Roof ventilation |
| 04/12/1991 | CA2067360A1 Roofridge-ventilation system |
| 04/11/1991 | DE3933734A1 Solar energy powered heater for buildings - has air duct(s) between outer and inner building surface with outer and inner aperture(s) |
| 04/11/1991 | DE3932573A1 Durable coloured concrete roofing tiles - consist of pigmented portland cement mixes with extruded or rolled on covering of similar cement mix plus specified type of polymer |
| 04/09/1991 | US5005328 Roofing vent cover with plug detent connection |
| 04/02/1991 | US5004415 Apparatus for producing concrete roof tiles |
| 03/27/1991 | CN1050174A Fressurizing-steamed sand-lime tile |
| 03/26/1991 | US5002816 For placement on the ridge beam a strip to permit passage of air and yet waterproof, made of polyisobutylene and metal |
| 03/26/1991 | CA1281881C Roofing tile |
| 03/13/1991 | CN2073002U Tile-tpye cement slab |
| 03/12/1991 | CA1281165C Tile |
| 03/06/1991 | EP0414981A1 Ceramic tile |
| 02/28/1991 | DE3928100A1 Roof covering for house extensions, greenhouses, sheds - has plastic sheet base heat insulating layer, water resistant layer and external weather resistant cover of overlapping strips |
| 02/26/1991 | CA1280636C Ridge tile with ventilating aperture |
| 02/12/1991 | US4992315 Roofing membrane and method |