Dornier System GmbH

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5135048 Active temperature differential controlExpiredAug 12, 88Aug 04, 92[F28F]
5061938 Microstrip antennaExpiredNov 14, 88Oct 29, 91[H01Q]
4987425 Antenna support structureExpiredNov 14, 88Jan 22, 91[H01Q]
4981511 Compound or composite powder with metallic or ceramic whiskersExpiredMay 16, 88Jan 01, 91[B22F]
4962245 Process for preparing halogenated benzene derivativesExpiredFeb 21, 89Oct 09, 90[C07C]
4954230 Decontamination of waste waterExpiredFeb 24, 88Sep 04, 90[C02F]
4942057 Making an amorphous layerExpiredAug 14, 87Jul 17, 90[C23C, B05D]
4938781 Method of orienting electrode tipsExpiredApr 25, 88Jul 03, 90[H01R]
4936291 Concrement locating apparatus utilizing X-rays and ultrasonic detectorsExpiredJul 10, 85Jun 26, 90[A61B]
4929581 Catalytic diesel soot filterExpiredMay 16, 88May 29, 90[B01J]
4920595 Solid bridge kitExpiredMay 24, 84May 01, 90[E01D]
4922254 Topographic mappingExpiredApr 11, 88May 01, 90[G01S]
4905673 Arc discharge for shock wave generationExpiredSep 26, 88Mar 06, 90[A61B]
4899167 Collapsible antennaExpiredJun 26, 87Feb 06, 90[H01Q]
4897110 Production of noble metal/non-noble metal oxide powderExpiredSep 20, 88Jan 30, 90[B22F]
4887890 Controlled transparencyExpiredDec 21, 87Dec 19, 89[G02F]
4885137 Zero gravity fluidized bed operationExpiredApr 04, 88Dec 05, 89[B01J]
4824600 Preparation of a suspension in preparation of powder makingExpiredJun 26, 87Apr 25, 89[B22F, C22C]
4804167 Apparatus for making noble metal/non-noble metal composite powderExpiredJun 26, 87Feb 14, 89[C22C]
4789561 Oxygen electrode with layer comprising electrode and electrolyte materialsExpiredApr 01, 87Dec 06, 88[B05D, H01M, G01N]

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