Austria Metall Aktiengesellschaft

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5333485 Process for flattening the end section of a tubeExpiredFeb 24, 93Aug 02, 94[B21D]
5111572 Method of mechanical surface treatment of a blank metal sheetExpiredFeb 22, 91May 12, 92[B21D]
5090755 Impact absorber, especially as a vehicle bumper supportExpiredJun 25, 91Feb 25, 92[B60R]
5066064 Door assembly for a passenger vehicleExpiredOct 31, 90Nov 19, 91[B60J]
5056861 Impact girder for the side of an automotive vehicleExpiredApr 23, 90Oct 15, 91[B60R]
5046777 Impact girder in an automobile wall assembly with intentional buckling of edge portionsExpiredApr 23, 90Sep 10, 91[E04B]
5044491 Support roll for belt conveyors, processing conveyors and presses, especially double-belt pressesExpiredSep 27, 89Sep 03, 91[B65G]
4995486 Impact absorber for a motor vehicleExpiredSep 28, 89Feb 26, 91[F16F]
4958558 Adjusting system for the gap width of support roll pairs in a double-belt pressExpiredSep 27, 89Sep 25, 90[B30B]
4919473 Structural shape (beam) especially for ramming protection in side doors and walls of motor-vehicle bodiesExpiredNov 10, 87Apr 24, 90[B60R]
4915442 Door reinforcement for motor vehiclesExpiredAug 01, 88Apr 10, 90[B60J]
4874429 Hydrometallurgical process for the recovery of silver from copper electrolysis anode sludgeExpiredNov 02, 87Oct 17, 89[C22B]
4770700 Hydrometallurgical process for the separation and enrichment of gold, platinum, and palladium, together with recovery of selenium from the anode sludge of copper electrolysisExpiredDec 24, 86Sep 13, 88[C22B]
4751877 Device for conveying pastry or the like through a heating zoneExpiredSep 22, 82Jun 21, 88[A47J]
4744503 Process and apparatus for tensioning an endless thin metal shell on a wheel, roll or drumExpiredApr 15, 86May 17, 88[B23K]
4709781 Sound-damping and heat-insulating composite plateExpiredNov 18, 85Dec 01, 87[E04B, B32B]
4666514 Hydrometallurgical process for recovering silver from copper-electrolysis anode sludgeExpiredJan 14, 86May 19, 87[C22B]
4662299 Method of making a ship's hullExpiredAug 09, 85May 05, 87[B63B]
4634475 Deep-drawable aluminum sheet or strip and method of making sameExpiredDec 27, 82Jan 06, 87[C22F]
4565146 Boat hull and method of making sameExpiredOct 13, 81Jan 21, 86[B63B]

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